The starting-line ratio is a combination of the first-gear transmission ratio multiplied by the rear-end gear ratio. 00 as this is the typical 4th gear ratio of most 4 sp and 5 sp manual transmissions. MPH to determine where the ratio's differ between eachother. 7 and the q-mile in 15. There are other factors such as engine size. KAPS Professional Racing Gearboxes, transmissions, dog box, sequential gearbox, racing gearboxes, Mitsubishi, Subaru CNC Macho Homepage About us Products Fotogallery Videos Race Program Packages Production & Development Consultant activity Links Contacts Files. 60 recently developed for three-speeds), the Turbo 400’s have become the go-to automatic transmission for heads-up drag racers making several thousand horsepower. This page is a Differential Gear Ratio Chart for comparing tire size to axle gear ratio and the combined effect on power and fuel economy. 5 overdrive great on the street and gives great drag strip acceleration and not really a big disadvantage for road racing when you gain so much street manors. A drag car should be well into the final gear when crossing the line. They do this by using a very close ratio five speed transmission. the super duty m23 is one of the strongest 4-speeds for the big hp wheel standing gasser's just like used in many southeast gasser's and the meltdown drags. 00 • Magnesium Case • Magnesium Tailhousing (Bushing or Roller Bearing) • 32-Spline 300M Output Shaft • 300M Input Shaft • Exclusively V. Rear end gear affects your cars acceleration, top speed and gas mileage. The T-10 is used in applications for performance type automobiles and light trucks. RPM in gears for 4 Speed Motorcycle Transmission RPM in gears for 5 Speed Motorcycle Transmission RPM in gears for 6 Speed Motorcycle Transmission. 10 gear ratio and a 3. Unlike the posers these days with their pitiful throw back efforts, 10" converters shifting their three speed automatics @ 6 grand, well other than Stotts deal, those. Low gear ratio type HKS Sequential. 88 ring and pinion). See the chart below the table for typical ratios. Ratios are ideally suited to the flat torque curve of the 2. If the gear ratio is known it is easy to calculate a theoretical top speed along with propeller efficiency if the actual boat speed has been. What are the gear ratios and speeds at 8,000 RPM (redline)? Both the 5-speed and the 6-speed do a great job of keeping the revs in the power band once you get. Has E46 M3 larger input shaft. Close ratio 4 speeds have a taller 1st gear then a wide ratio 4 speed. Because different transmission gear ratios can greatly affect a drivetrain combination, it's important for anyone performing a transmission swap to know the gear ratios of the gearboxes you might be installing in your vehicle. 00 Formula to calculate Gear Ratio based. Also we will look at using one of the spreadsheets on this site that can be found ( HERE) in conjunction with it. Remanufactured Manual Transmissions and Transfer Cases; Built for the Automotive Specialist; Distributed by ATC; TREMEC. yea close ratio is ideal for road racing cause it gives more gear selection for different speed corners but for a street car you want the 2. I also looked at it that down the road I will go bigger motor and run in the higher RPM range and did not want to do another gear change. As mentioned, the 700R4 was a 4 speed automatic transmission. MPH to determine where the ratio's differ between eachother. Choosing and keeping the right gear ratio. Our Promise; Speed Science. 56 for strictly racing. 2 1 Gear Ratio Simple Fishing Bait Casting Reel Braking best choice. 6R80 6 SPEED. go to options and assign 5th gear to a key near to your gear up key. and if it is good enough to use in a heads up class. i've started just using the transmission that allows final gear but i've noticed some the gears can drag on a bit and i hate using manual with teh pad with teh dumb X/B for gear up n down, i much prefered teh kinda semi automatic in Forza 3 and in lieks of shift where u can click gea rup while in automatic but tehy dont. 58 Third Gear (3rd Gear), All Type 1. Two of the key reasons for its popularity were the improved fuel consumption and the 3. Let's say you have a simple two-speed manual transmission in first gear. GEAR VENDORS reputation for being the best is because of its …. It features a 10" diameter ring gear and a much larger differential section than is used in VW transaxles. Just an FYI post so we have it. The 1967 Turbo-Hydramatic TH-350, and later the TH-400 changed the face of drag racing, especially for Tri-Five Chevys. Tire diameter, transmission choice (with or without overdrive) and desired highway cruising speed. See my Free Android Drag Racing Calculator App in the Google Play Store. 73 gear ratio at highway speeds is less than 200 rpm. The reasoning behind the quarter-mile distance is as murky as the origin of the term “drag-racing”. 73 gear set is the go to set. We're sure you'll find our rates extremely competitive. 1996-2004 Mustang 4. As mentioned, the 700R4 was a 4 speed automatic transmission. In the gear ratio data, I have both the raw gear ratio itself and often followed by "/ x. 13 6speed diff, you'd be going 100 MPH!!! That's a little higher than most people want their "cruising gear"!!! And the wide ratio magnum is even worse! That is why I sell 99. The JW Performance Transmission parts page is on our website at this link: JW Performance Mopar Automatic Transmissions and Parts. CVTs don't have fixed gear ratios. Differential Gear Ratio Calculator; Engine RPM Calculator; Ring Gear — Pinion Gear Ratio Calculator ; Speed Potential Calculator for Ring Gear and Pinion Changes; MPH — KM/H. Drag Racing Technical Info Mopar Transmission Tech a Hemi A-833 and a Slant Six A-833 were the gear ratios used. Allstate Gear is your premier, dedicated outlet for top-quality Ford Mustang transmission parts, including world-renowned Borg Warner transmission parts, an $8B car parts manufacturer with 62 manufacturing operations in 17 countries. The aftermarket's premier 6-speed performance manual transmission; 700 lb-ft. dry-Multiple shifter locations & dual speedo pickups for unmatched versatility-Choice of two different gear ratio sets (2. 93185/65-15 tire 824 revs per mile has a lower first gear ratio. Click on Calculate Differential Gear Ratio. Auto Transmissions for Race; Photos From Previously Drag Racing; For Sale. 2nd through 5th gear ratios are effectively the same. a) The capital letter which identifies this gear set is supposed to be stamped with the serial number of the transaxle on the outside of the case. 5 is turning about 3,489 rpm at the finish line with its 117 mph trap speed. How To Choose The Gear Ratio Based on Speed When selecting a Gear Ratio, you need the following information: 1. The T18 was made by Borg-Warner Gear from 1965 to 1991. Like its "little brother" the standard Drag Racing Analyzer, it let's you play "what if" with engine power, weather, gear ratios, tire size, driving style, etc. It features a 10" diameter ring gear and a much larger differential section than is used in VW transaxles. Transmission ratios and number of selectable gears. Design features include triple-cone synchronizers on 1 st and 2 nd gears, and single-cone synchronizers for 3 rd , 4 th , 5 th and reverse gears. For over 30 years Rockland Standard Gear has been a world wide supplier of new and remanufactured Standard Transmissions, 4 wheel drive Transfer Cases, and OEM quality parts for GM, Ford, Dodge, and Jeep cars and trucks. 73 gear ratio at highway speeds is less than 200 rpm. 10 gear ratio and a 3. I'm running a 6. Andrews Close-Ratio Gear Sets For 4-Speed 1971-1990 Sportster Models. Powerglide Racing Transmissions by FTI Performance - The Best Drag Racers are using Pro Series Powerglide Racing Transmissions with Unbeatable Performance & Reliability. Gear ratios were 2. Shop online for GM, Ford and Dodge Transmission Parts and Torque Converters from PATC. Final Transmission Ratio 3. the Transmission top gear ratio and Click on Calculate. The JW Performance Transmission parts page is on our website at this link: JW Performance Mopar Automatic Transmissions and Parts. Rockland Standard Gear (RSG) is a master distributor for ZF 5 and 6 speed manual transmissions for Ford Trucks. Horsepower requirements for some transmissions. This transmission is part of a joint-venture between General Motors and Ford Motor Company to split development of two transmissions, a longitudinal 10-speed and a transverse 9-speed. This Final Drive number is also your torque multiplier when in that gear. CVTs don't have fixed gear ratios. The average car on the street has a rear end gear ratio of about 3. 2 kgm) by fitting the full-racing Ducati Performance exhaust by Akrapovič that also reduces weight by – 6 kg. Clutchless front wheel drive transaxles for drag racing. This number is the absolute maximum the boat could run with that particular pitch prop and engine gear ratio. 2007 Nissan Versa 6-speed manual transmission 6th gear overdrive 0. Borg-Warner T18 & T19 Transmissions. Ford 5-Speed Transmissions. With rear seats folded. The value will be returned in estimated differential gear ratio, based on the entered values. 04 2nd gear. In 2007 Wedan Performance purchased 5speedtransmissions. This Jerico Racing 4-Speed Drag Transmission offers short shift throws, making for faster shifts. Let's say we have a close ratio 4 speed Super T10. On the other hand, some cars come with 6 or 7 forward gears, and gain nothing by adding another gear. His dial-in time is 10. This transmission is part of a joint-venture between General Motors and Ford Motor Company to split development of two transmissions, a longitudinal 10-speed and a transverse 9-speed. EPA-estimated 238-mile EV range. ) Tire Radius= Distance, in inches, from the center of the tire to the ground. Enter the tire size diameter and the target vehicle speed in MPH. and quit using them for drag racing. When it comes to choosing a 4, 5 or 6 speed transmission for your car, you have to take several things into consideration. Largest Main Shaft in the Industry. 4) all 6-speed tranny's except 02-04 rsx-s & 06+ CTR, have the same 4. Choose a gear ratio that gives you the traction, acceleration and top speed you want. Lenco Racing, the all time champion and undisputed leader in the drag racing. T5 Mustang 5-Speed Transmission Parts. and if you want to tighten the gears up more then get some 4. NHRA Lucas Oil Drag Racing Series | Division 7 – Race 6 at Wild Horse Pass Motorsports Park. Nova Racing specialises in the design of motorcycle transmission/gearbox components and the subsequent manufacture of these components for racing or prototype purposes. When the driver and engines are both evenly matched, the right transmission and differential in your strip burner can mean the difference between a winning pass and an almost winning pass. For sale is a Fresh Lenco CS1 3 Speed set up with rear mount manual shifter. From Drag Racing to Street Rods, Circle Track to Street Machines, Hurst manufactures top. The transmissions are currently running in front running circuit cars throughout Australia and are holding most current lap records in cars up to 600hp. In a nutshell, if you have skipped to the bottom without reading any of this article, the TR-6060 is the stout 6-speed transmission in your Shelby GT500. Unlike traditional rearwheel- drive cars that have the driveshaft behind the engine and transmission, the C5’s is located between the engine and. Our nitrous powered 4L60E 2010 Camaro. Many different types of students enroll in our 4-Day Grand Prix Road Racing Class. Drag Illustrated is not affiliated with, nor is it bound by any sanctioning body or association. TREMEC kicked off the 2017 season for fans of the third pedal and NMRA drag racing with healthy burnouts in the bleach box and gear-banging action all the way down the ¼-mile drag strip at Bradenton Motorsports Park. 1996-2004 Mustang 4. To determine the distance the vehicle will travel for one revolution of the engine by dividing the circumference of the tire by the combined gear ratio of the transmission and differential. 6R80 6 SPEED. One of the most common places where the hobbyist must grapple with gear ratios is the case of a lathe that uses change gears to cut various threads (as opposed to a lathe equipped with a quick change gear box). The basic difference in applications is between drag racing, with its standing starts, and road racing, where minimum speeds are possibly around 40 mph. 1st, 2nd, 3rd, etc) the sooner the vehicle will achieve it's given gear's maximum speed. Vehicle speed, engine rpm, overall gear ratio, and tire diameter are all related to a acceleration. Horsepower requirements for some transmissions. 3) K20A2, K20A euro-r, K20Z1 all have the same 1-6 gear ratios. 08:1 and use an M22Z with good results. For the Tire field, enter your tire diameter in inches. The actual difference between a 4. A 14% driveline loss is assumed for Wheel HP. Manual stock case 1. Through years of research and development, we have continued to perfect the ultimate clutchless transmission. 00 in third. Additionally, it undertakes design and development work on a contract basis in related engineering fields. Super Max 3 Speed Gear Ratios. With a close-ratio box a driver can run through the gears and keep the engine in its power band so it performs in street racing or drag racing. Drag Racing; Turn 9 Pro-Touring and your present gear ratio to find out your new gear ratio road 4x4 crawl ratio based on transmission, axle and transfer case. If you do not find the parts you need please feel free to e-mail us and we will be happy to help. We are pleased to share these helpful tools with our valued customers and guests. Album click to view. The average car on the street has a rear end gear ratio of about 3. The wide ratio unit will work on curvy roads just fine. Pressing the "Reset" button loads the default values into the form. It is a new model and uses the "turbo" ring gear and "turbo" spline. EPA-estimated 238-mile EV range. A relatively narrow-tired car (each rear tire measures 11 inches or less across the tread) has a certain maximum starting-line ratio to be used based upon the weight of the car and the stroke of the engine. Instead of a fancy, expensive 16-speed dual clutch transmission, drag racers use the two-speed Powerglide. Lower speed produces higher torque. Product Description Tremec T56 Magnum 6-Speed Transmission with 2. 55 gear and. 9 times in one full turn of the rear wheels. This program will calculate: • Transmission Ratio's • % of Gear Drop • Total Rear End Ratio Compare reference ratio set up to proposed ratio setup to fine tune your race car for maximum performance. of torque capacity; Reasonably light at 135 lbs. There are other factors such as engine size. 92 should do even better. ATD X275/Radial Tire 3 Speed Close Ratio Turbo 400 Drag Racing Transmission with Hipster's Billet Aluminum 1+2 Clean Neutral Brake. I can find the gear ratios for all the trucks tested except the RAM. ATI can build up your 6L80E transmission for up to 1000HP. Through years of research and development, we have continued to perfect the ultimate clutchless transmission. The Final Drive Ratio shows you how many times the engine turns for one complete turn of the tires. Street/Strip and Drag Racing TH400’s [su_tabs] [su_tab title=”Stage 1″] Stage 1 TH400 – 450 HP/TQ capable. And it had the 3. Strut-type synchronizers are provided for longer life and easier shifting. To do another, click the Clear Values button and then enter a new set of values. This calculator is fairly new and still in testing, graphing times may be up to 8 seconds. With several distributions most gears and parts are only a day or two away. Access Optimum Transmission Gear Ratios Calculator RICHMOND is the leading manufacturer of professional quality, hi-performance ring and pinion sets. 69 do exist. Formerly with the TC models and actually with the GT. We are mainly interested in the ratio for the top gear, on which cars usually reach their top speed (some cars with a 6-speed manual use their 6 th gear for fuel economy on high speed cruising, so. Lenco Racing Transmissions celebrates over forty-five years of the engineering and manufacturing of the most successful drag racing transmissions ever built. PLEASE READ BELOW! Use the filter to make it easier to find the bike you want. These calculators are designed to give the approximate engine RPM (revolutions per minute) based on the ring gear and pinion gear ratio, the height of the tires (diameter from ground to top of the tire while mounted on the vehicle) and the transmission final gear ratio. Over 20 million players can’t be wrong! Nitro Nation is the top rated multiplayer racing game experience. ST400 Pro-Mod 2 Speed Gear Ratios - 1. Our race winning 3 speed close ratio drag race Turbo 400 package, specifically designed for X275 & radial tires. ATI's Turbo 400 Drag Racing Transmission. Stock T-5 (World Class) Transmission. 00 Formula to calculate Gear Ratio based. When the driver and engines are both evenly matched, the right transmission and differential in your strip burner can mean the difference between a winning pass and an almost winning pass. Instead, the extra gear is a lower 1st gear and 5th is a direct 1-1 drive like the fourth gear in a 4-speed, so just changing the transmission will not reduce your highway engine RPM. 00-to-1 for third. If you plan to use a stock transmission extension housing in a sustained high speed road racing application, the stock driveshaft yoke is likely to wear badly on the extension housing bushing. In contrast, the Powerglide had gear ratios of either 1. The GF-5R transmission has a wide range of applications. With a first gear ratio of 1. Shop online for GM, Ford and Dodge Transmission Parts and Torque Converters from PATC. You've got to juggle a lot of different variables—your car's traction capabilities, the RPM at which it makes. To do another, click the Clear Values button and then enter a new set of values. GST $6,200 $6,820 Note: All prices plus GST 344 possible gear ratios G-Force T-56 ( 900 HP / 800 ft. ) disclaim any responsibility for injury, loss of life, or loss of property resultant from direct or indirect use of our products. See my Free Android Drag Racing Calculator App in the Google Play Store. In addition, 1st gear is a 2. Thanks to all the contributors who helped with this Tech Article. The vast majority of applications will use the 6" version. For drag racing with a high stall converter or very narrow ratio transmission, this may be a very narrow RPM range. CALL JEFF (262)893-9812 for details. Shop transmission gear on sale now online. 00-to-1 for second or 1. EXTREME Transmissions are Limted to the EXTREME Gear Ratio Chart 3-Speed (Comes with one extra gear set) $8140. This is an in-car shot video of Mike drag racing his 73 Duster using a Clutchless Lenco Transmission. His dial-in time is 10. One of the especially significant names in the Corvette Drag Racing World is Edgar Perez, who operates the Corvette Challenge Drag Racing series and diligently promotes Corvette drag racing world-wide. Drag Racing; Turn 9 Pro-Touring and your present gear ratio to find out your new gear ratio road 4x4 crawl ratio based on transmission, axle and transfer case. 97), with unique double overdrive ratios. Gear Ratio= Rear Axle ratio multiplied by Transmission gear ratio. 46 1st gear, 1. The 840 series has been one of the best options for front engine rear wheel drive racing cars with 4/6 cylinder engines since 1975. the super duty m23 is one of the strongest 4-speeds for the big hp wheel standing gasser's just like used in many southeast gasser's and the meltdown drags. With a first gear ratio of 1. Product Description Tremec T56 Magnum 6-Speed Transmission with 2. The Hydra-Matic 6L80 (production code MYC) is a six-speed automatic transmission produced by General Motors for use in rear- and rear-biased all-wheel-drive vehicles with a longitudinal powertrain. Transmissions, Racing Transmissions, C4 Transmissions, C6 Transmissions, AOD Transmissions, AODE Transmissions, 5r55 Transmissions, Valve Bodies, Bellhousings, Torque. and if it is good enough to use in a heads up class. 6R80 6 Speed. This transmission can be built as a clutchless or clutch assisted model and has a wide range of applications. 1st, 3rd and 5th gear ratios are very close to what you'd find in a typical 3 speed automatic transmission. 73 gears to offset the difference in diameter/distance/rotation. 66 Overall ratio 6. Worksheet Data and Analysis: During the activity, have students use the Get in Gear Worksheet to record their observations and data. This number is the absolute maximum the boat could run with that particular pitch prop and engine gear ratio. re: drag racing in the good old days Yes, back when the valve springs were the rev limiter and dudes ran manual transmission and tapped the clutch to power shift the next gear. Call For Pricing & Options. We offer an average turnaround time for race teams of 48 hours. Purchase products to build your trans from the originator of the racing lightweight automatic in our online store. After installation of the transmission and convertor is complete, pour (4-5) quarts of transmission fluid into the transmission. Some of these often include: drag racing (both clutchless and clutch assisted), road racing, off road, and street/strip vehicles. A racing box will last longer, and you are less likely to miss a shift, if your shift lever movements are really fast and really firm. The thrill and excitement are intense. 71 ratio or. In this Jerico air-shifted racing 5-speed, air is shuttled from one solenoid to another. Each exchange reconditioned Subaru gearbox has a new 4 kg viscous coupling fitted as standard and is assembled with our best practice policy. and if you want to tighten the gears up more then get some 4. Click on Calculate. Everything from gaskets, seals and clutches to our full line of aluminum drums, in house designed and assembled valve bodies, gear sets, billet shafts and more. 97 1st with. Gear Ratio Speed Calculator By AssassinRacing. As it is, I use the car primarily for pleasure and occasional drag racing so I don’t mind the revving. It is also the same letter that Volkswagen uses on the end of the ring & pinion part number to identify that gear ratio. The final ratio, shorter than that of the Panigale V4, delivers a wheel torque higher of +10%, which ensures an immediate response to the throttle command. Information about Jerico DR4 racing transmissions. Instead, the extra gear is a lower 1st gear and 5th is a direct 1-1 drive like the fourth gear in a 4-speed, so just changing the transmission will not reduce your highway engine RPM. The 1967 Turbo-Hydramatic TH-350, and later the TH-400 changed the face of drag racing, especially for Tri-Five Chevys. See my Free Android Drag Racing Calculator App in the Google Play Store. Be sure to check the radio box next to the method you want to use. I'm guessing that performance would be roughly the same, however economy would suffer with the 3 speed due to one less gear ratio. Albins Honda B Series Drag Racing Dog Engagement Helical Gear Set Gearset with Final Drive &Upper Cuff. v8 zupercar ratios. WELCOME TO WSP Wedan Performance was opened in JAN. In a nutshell, if you have skipped to the bottom without reading any of this article, the TR-6060 is the stout 6-speed transmission in your Shelby GT500. Engine RPM at Cruise Speed Example: If you want to Cruise at 60 MPH at 2000 RPM and your Tire Diameteris 30”, the Gear Ratioyou need is a 3. 93185/65-15 tire 824 revs per mile has a lower first gear ratio. ATI can build up your 6L80E transmission for up to 1000HP. Third, fourth, fifth, and sixth should be evenly spaced to allow a smooth acceleration. Whether you want a simple replacement M20, a street / strip drag transmission or one made for endurance racing, we can build you one. 2016 MUSTANG COBRA JET FROM FORD PERFORMANCE Chassis • Strange Engineering racing brake system • Strange Engineering 9” rear axle with 40 spline riﬂ e drilled axles and 3. Honda high performance transaxle parts. Aftermarket "Bullet Proof" Three Speed Transmission: Powerglide. Confused yet? Assuming that one reading this article knows what a gear ratio is, the difference between two gear ratios in a transmission can be called a ratio spread or drop. To talk about 10-speed gearboxes, we must first talk about continuously variable transmissions, or CVTs, the car enthusiast's least favorite transmission. MPH to determine where the ratio's differ between eachother. The tachometer shown is the famous Tic-Toc-Tach, also from a 1968 Mopar. Full product line coming soon to online store. The aftermarket's premier 6-speed performance manual transmission; 700 lb-ft. Planetary transmissions rely on a central sun gear to provide a 1:1 direct drive ratio once shifted from the launch ratio. EPA estimate for Sonic with available 6-speed automatic transmission. RB Racing-RSR produces 200mph Land Speed Record holding exhaust systems, turbocharger kits,turbocharger components, and fuel injection systems for motorcycles. 38 1 st Gear. KCR Transmissions keep performing pass, after pass, after pass under the toughest r. Engine RPM at Cruise Speed Example: If you want to Cruise at 60 MPH at 2000 RPM and your Tire Diameteris 30”, the Gear Ratioyou need is a 3. After installation of the transmission and convertor is complete, pour (4-5) quarts of transmission fluid into the transmission. (top right) You will notice 6 grooves on the splines of the input shaft. Drag Strip mode is primarily controlled by the transmission and delivers a significant acceleration boost, eliminating the lost time usually associated with automatic shifting. Although the 8. Material Gears. Automatic vs manual. Versions of the C4 have also been produced for big-blocks. One of the primary reasons why the 9" Ford rear end has come to dominate drag racing is the ease with which thirdmembers with various ring & pinion gear ratios can be installed. ATD X275/Radial Tire 3 Speed Close Ratio Turbo 400 Drag Racing Transmission with Hipster's Billet Aluminum 1+2 Clean Neutral Brake. PATC is on the cutting edge of performance rear wheel drive American transmission development. Chrysler began using "833" four speeds in passenger cars in 1964. Transmission & Drivetrain Transmissions Manual Transmissions Showing 19 Items Sort By: Default falsefalsefalse Brand (A - Z) false Brand (Z - A) Most Popular false Newest. In continuous rotation, the driven gear turns three times slower than the driver. Power and torque can be raised to 220 hp (162 kW) and 130 Nm (13. The PCS OEM group is responsible for providing vehicle manufacturers with transmissions, driveline components, and electronic control modules. MPH to determine where the ratio's differ between eachother. SPECIAL RUNS THIS WEEK. The GF-5R transmission has a wide range of applications. Planetary transmissions rely on a central sun gear to provide a 1:1 direct drive ratio once shifted from the launch ratio. How To Choose The Gear Ratio Based on Speed When selecting a Gear Ratio, you need the following information: 1. CALL JEFF FOR SPECIAL SALE PRICE AND RATIO APPLICATION = 262-893-9812 Complete gear polishing available for road racing and serious competition; M23 CLOSE RATIO, m23w WIDE RATIO AND m23z RATIO GEAR POLISHING $150 MANY DIFFERENT RATIOS AVAILABLE. Again, something useful only for very rapid acceleration (racing). To provide maximum flexibility for the aftermarket, the TREMEC Magnum 6-speed is available with both wide- and close-ratio gear sets, along with two different overdrive gear sets. Full product line coming soon to online store. --- G-Force 101A Transmission Information---===== I'd like to share the versatility of running a transmission like G-Force's 101 where internal gear changes are fairly easy to accomplish and reasonably priced. The primary drive ratio and overall ratios for each gear are all calculated. G-FORCE Racing Gear is a racing product manufacturer specializing in suits, helmets, gloves, shoes, camlock harnesses, latch and link harnesses, nets and restraints, towing gear, crew gear, junior racing gear, flame retardant underwear and various accessories. I will admit that the highway rev’s are a bit much but if I was using the car for mostly highway driving I would swap the gearset out. Automatic vs manual. The engine’s revs don’t dip and the taller ratio of 2nd gear brings down the. Selecting a rearend gear ratio (ring & pinion set) to provide the desired highway cruising speed, 60—65 MPH, for a modern hot rod. Every other dog is cut off 2nd, 3rd, 4th and 5th gears. In order to achieve an underdrive first gear launch ratio the LENCO transmission relies on planet gears which rotate around the sun gear. A 14% driveline loss is assumed for Wheel HP. Largest Main Shaft in the Industry. re: drag racing in the good old days Yes, back when the valve springs were the rev limiter and dudes ran manual transmission and tapped the clutch to power shift the next gear. 4) As a rule of thumb, given the same power and axle ratio, the shorter a given transmission gear (i. The higher First is a big help. 00-to-1 for second or 1. Gearbox is serviceable and rebuildable. SIGNUP FOR EXCLUSIVE DEALS; Contact Us; About Us. Use this gear ratio calculator to see what ring & pinion gear ratio will be right for you after a tire size change. I'm running a 6. The G101A is a great alternative to a 5 speed when looking at cost savings in either a drag race transmission or road racing transmission. Powerglide Pro. After testing two 2018 Ford Mustang GTs with a mere 3-pound difference in measured weight, we were taken aback by how much quicker the GT is with its new 10-speed automatic (10A) sixthan it is. The value will be returned in estimated differential gear ratio, based on the entered values. We specialize in light rotating weight 2-speed, 3-speed and 4-speed racing transmissions. and if you want to tighten the gears up more then get some 4. Based on the original Shafflitner design, though not an exact copy. The Toyota box, being of the split case design, makes it easier to maintain should you be the type to switch gearsets or perform your own overhauls. Next came the early Borg-Warner T-10, which was a ’57 model year option. It is a reliable, smooth transmission and capable of very respectable performance. Two of the key reasons for its popularity were the improved fuel consumption and the 3. G-Force transmission parts. By reducing the 6th gear ratio you allow the car to achieve a higher top speed. Exceeded only by G-Force’s own GSR in terms of strength and reliability, the GF4A is the ideal transmission for applications requiring a conventional style, externally shifted gear box. The planetaries in the 6X utilize Alto Red Eagle clutch packs, which are the very same material found in TCI’s ProX Turbo 400’s that are rated for 2,500-plus horsepower drag racing applications. 4 Speed info Sportster Motorcycle Transmission, This is great if your drag racing, but for highway crusing it sucks. 00) and the tire diameter, ground to top of tire as mounted. For those of you crossing the finish line at an engine speed higher or lower than the desired RPM your engine likes you can change rear end gear ratios or you might consider changing tire diameters.