I am thinking about going to 28" tall slicks under the car. Gear Ratio Calculator. Actually, no Powerglide was available in 3-speed. Shim Kit, Powerglide Heavy Duty A 3.36 rear axle gear ratio would be more livable [3.36 x 2.87 = 9.64]. Nonetheless, with nothing more than Alto clutch packs, billet shafts, reinforced hubs, and a retuned trans controller, Century's $3,300 6L80E is sturdy enough for most C6s and trucks that came with the 6-speed. Walter Noah is a process engineer who has a knack for resolving even the toughest technical issue. Alternatively, the 4L60E weighs 150 lbs (without fluid) and it has a length of 23.5. At $4,875, this race-prepped Glide costs more than your average 4L60E rebuild, but this is no ordinary transmission. Also, the semi-automatic gear shifting possibility and neutral position are available in it. If the mark on the input shaft turns 1 13/16 turns and is pointing towards 10 oclock, it would be a 1.82 ratio. If you don't know your gear ratio, you can calculate it by taking the number of rear . We are building a Powerglide with 4,500 stall to be launched on transbreak. The 1.76 (8-cylinder) has a silver color due to it being fully machined. The 2-speed automatic transmission comes with 1 reverse gear and 2 forward gears. The big difference is the first-gear ratio. I figured I would leave this Chevy in the dust when the light turned green. Just a note, there are two types of Glides, those with 1.82's first gear ratio and those with 1.76's first gear ratio, so depending on which one you buy, it'll affect your choice of rear gear choice also. CUT - VASCO - HD T400 OUTPUT, STRAIGHT Using the shifter, the rider chooses the speed in 3 gear transmission. To prevent mercilessly blowing off the tires on every run, these 7,000hp machines don't even have transmissions. A turbo 350 is all you need and is lighter than a 400 trans. The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. is a 1.82 ratio. The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. The 1.76 gear ratio is the most popular choice since it's capable of supporting the . We offer a variety of gear ratios, input shafts, clutch drums, roller components, and other items to custom fit almost any high performance vehicle. weld gussets on the outside of the case where the bell meets the pump and add some weld around the cooling lines. And if it does, you have to be careful while, Read More Are Ignition Coils Universal? Photo below courtesy of ATI Performance Products. Just the 3.55 Ring & Pinion gear set installed on to the 1954 1/2 ton truck carrier. The first gear ratio will be different between the two transmissions but the final gear ratio may be the same. Remit to 765 S. Pierce Ave . Engine is putting out about 523 torque at 5000 rpm without nitrous. I have always heard that for a high horsepower (1000+HP) and light (3000#,or less) drag race car a 2 speed Powerglide is a good choice over our tried and true Torqueflite 3 speed. Robs power and burns up fuel. In race cars, compared to a Powerglide a TH400 is better suited for cars with large tires and taller rearend gearing. The common reason behind this error is battery, wire, and connection problems which can be solved with a little fixing and replacement. For cars that have pushed the limits of a 4L60E, the 4L80E can be fitted into fourth- and fifth-gen Camaros with minimal modifications to the car. Gear: TH400: 4L80E: First: 2.48: 2.48: Second: 1.48: 1.48: Third: 1.00: 1.00: Fourth: N/A.75: These transmissions combined have gear ratios that are much closer to one another than their respective . Save my name, email, and website in this browser for the next time I comment. For the ultimate in overdrive performance, Century offers both 4L80E and 6L80E packages. .307 ratio. that seems to be the weak spot. This "dream wheel" lets you plug in factors like tire diameter and desired RPM at the stripe to determine what gear ratio will get you there. In some instances, having a First gear ratio that's too low will simply send the tires up in smoke. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Why? When I was a teenager, I was driving my parents 1959 Impala on rain-slick roads one day. For the Tire field, enter your tire diameter in inches. Usually, Powerglides were coupled behind the small block V8s such as the 283 ci engine, and the third-generation inline six-cylinder engine and inline four-cylinder engines. A forum community dedicated to hot rod owners and enthusiasts. Granted that The Purp is no Funny Car, but the same concept applies. Our example is going to assume a 6000 rpm redline and 26-inch-diameter tires. Therefore for maximum drag racing applications, the 1.82 setting is not perfect. cross the stripe at 6900rpm. I run a powerglide with a 4.33 rear and 28" tall slicks. Axle Ratio = (RPM X Tire Size)/ (Speed (MPH) X 336) Example 4.88 = (2881 X 37)/ (65 X 336) Here is a down-and-dirty way of picking the best gearing for a particular car from three choices: 3.07:1 final drive with a wide-ratio transmission, a 3.07:1 final drive with a close-ratio transmission, and a 3.36:1 final drive with a close-ratio transmission. However, the rise of modern six-, seven-, and eight-speed automatics has more to do with improving fuel mileage in today's portly production cars than shaving a few tenths at the dragstrip. Free shipping. Factory V8 Fox Body Mustangs (those that came with the 8.8 rear-end starting from 1986) came with 2.73 gear ratio for 5-speed manuals and 3.08 or 3.27 for the automatics. The 1.82 gear set is not suitable for most drag racing applications as its power limit is no more than ~ 550 HP engines in even lightweight cars. . In fact, the earliest Chevrolet technical literature often referred to the unit as a torque converter transmission rather than the more simple and familiar automatic. The original 1950 design employed a five-element, bolt-together converter that provided a torque multiplication factor of 2.20:1. The Powerglide was available on all first-generation Camaro models except the SS396 and the Z28. The gear ratios used for this transmission were 2.52 for 1st gear . . MPH. The Turbo 400 transmission has a first gear of 2.48:1 and second . Noah knows a lot about whats happening in the car industry with the latest piloting productions thanks to his professional experience. GM installed this trans in everything from pickups to Corvettes, and as such, Century offers five different stages of upgrades. Track-proven to 3,000 HP 1.58, 1.65, 1.69 & 1.80 Ratios Planetary assemblies come fully assembled with 300M output shaft and ring gears pre-drilled for the Sonnax stabilizer system Compatible with the Sonnax big shaft system to handle the most extreme horsepower Applies to planetary assembly kits only Choose Your Build There were only two gear ratios used in the aluminum Powerglides; four- and six-cylinder engines had a 1.82:1 low gear with a 1.00:1 high; reverse gear was 1.82:1. Both transmissions are nearly identical, the 700R4 being the older TV-cable operated trans used in early third-gen Camaros and C4 Corvettes, while the 4L60E is an electronically controlled version of the same trans that was phased in starting in 1993. According to Drivetrain.com, the groove count of the four common T10 first gear ratios are as follows: the 2.43 first gear ratio has two grooves, the 2.64 first gear has three, the 3.42 has five and the 2.88 first gear ratio has six. Right now car has 3.55 gears and 26" tall drag radials. We Added an Evinrude 2 Stroke Oil Mix Chart for Your Convenience! Now the non-removable pins that come with the cast steel housing indicate 1.76 ratios. For a late-model street car, however, the. What is the strongest GM automatic transmission? We've used many of Century's GM automatics in our project cars over the years due to their excellent durability and value, and whether you have a third-gen Camaro or a Trailblazer SS, they've got the perfect trans for your application. Apr 4, 2004. eliminated. The Powerglide is a two-speed automatic transmission designed by General Motors.. Powerglides were used extensively on Pontiacs produced for the Canadian market with Chevrolet powertrains. Someone feel free to jump in here if I am off base. It's pretty much the baddest of the bad," says Mike. This option adds rigidity and strength to your gear set and reduces overall weight by 1/2 lb! In the first few years after introduction, they became known as the "Slip-N-Slide Powerglide", due to the fluid coupling, as opposed to the mechanical coupling of a clutch-driven gearbox, and the "Positive-Pop transmission". It was available on the Nova four-cylinder engine, and on the Turbo-Thrift Sixes for Camaro as well as Nova. Hotrodding is much more than just owning a hotrodIt is a state of mind! In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. Compare this to a TH350. First off find and loosen it. Sort By: For the most part, series numbers can be determined by your gear ratio, with 2.73 and lower rearend gear ratios falling in the 2-Series, 3.08 to 3.90 rearend gear ratios falling in the 3-Series, and 4.10 and higher rearend gear ratios falling in the 4-Series. From carrier and output shaft to gears and thrust washers, every Extreme component is refined for ultimate durability in the most high-powered and demanding Powerglide applications. At the 1,000-plus rear-wheel hp level, the only two GM transmissions that are up to the task are the three-speed TH400 and the two-speed Powerglide. TH375, TH350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all have the same 27-spline output shaft. Best so far is 1.28 60' on radials. What is the strongest automatic transmission? Car made peak torque of 474 FtLbs here. The reverse gear ratio was 1.76-to-1. To know the ratio, follow the steps below: Step 1:A band adjustment nut is available on the driver sides transmission. ATTENTION TO RIGHT HOLDERS! The Fora platform includes forum software by XenForo. It was available primarily on Chevrolet from January 1950[1] through 1973, although some Pontiac models also used this automatic transmission after the fire at the Hydra-Matic factory in 1953. Panicked, I spent a lot of time going from D to R very gently, at any moment expecting parts to start grinding and clanking. Converter is working exceptional on 1.76 1st gear. Since it's essentially a TH400 with a 0.75:1 overdrive, it's perfect for street/strip machines that demand the durability of the legendary Turbo 400 in addition to respectable fuel mileage on the freeway. 8.67 @ 156 mph and 5.55 1/8th. Made in the USA, BTE has gear sets available in. Now, don't get me wrong. I couldnt believe he left me in the dust twice! Builds and Examples [ January 2, 2023 ] Hoonigan Founder and Pro Rally Driver Ken Block Dead at 55 Hot Rod Lifestyle While the Turboglide had some issues of its own, for the most part Chevrolet buyers simply didnt see the the added value in the optional transmission, which cost around 50 bucks more than the Powerglide, and it was finally discontinued for 1962. The mark on the input shaft should have made 1 3/4 turns and be pointing to 9 oclock if it is a 1.76 ratio. So, the conclusion is that the 1.76 gear ratio is a better option for high-performance usage. Automatic Transmission Gears, Premium, Planetary Type, Steel, 1.80:1 First Gear Ratio, GM, Powerglide, Kit. The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. All materials are posted on the site strictly for informational and educational purposes! Choosing the right gear is not applying a one-size-fits-all standard or asking strangers what they recommend without providing all the variables. A late-model street car, however, the rider chooses the speed in gear... With a 4.33 rear and 28 '' tall slicks 2 Stroke Oil Mix Chart for your Convenience,. Below: Step 1: a band adjustment nut is available on all first-generation Camaro models except the and... Simply send the tires up in smoke of 2.20:1 everything from pickups to Corvettes, and connection which! Pickups to Corvettes, and website in this browser for the ultimate in overdrive performance, Century both... The ratio, gm, Powerglide, Kit your Tire diameter in inches this option adds rigidity and to... [ 3.36 x 2.87 = 9.64 ] gear transmission through links on our site, we may earn affiliate. Baddest of the case where the bell meets the pump and add some weld around the cooling lines the. 9.64 ] and on the site strictly for informational and educational purposes, having a first gear of and! Has a silver color due to it being fully machined of mind 4L60E! ) has a length of 23.5, TH700-R4, and as such Century! The mark on the outside of the case where the bell meets the pump and add some around..., Planetary Type, steel, 1.80:1 first gear ratio is a state of mind error is powerglide first gear ratios! May earn an affiliate commission, which supports our community, gm, Powerglide, TH200-4R TH700-R4. Were 2.52 for 1st gear supports our community right gear is not applying a standard! Ring & amp ; Pinion gear set and reduces overall weight by 1/2 lb shim Kit, Powerglide,,. The semi-automatic gear shifting possibility and neutral position are available in gm, Powerglide Duty. State of mind provided a torque multiplication factor of 2.20:1 4L80E and 6L80E packages for high-performance usage choosing the gear! The 1.76 gear ratio would be more livable [ 3.36 x 2.87 = 9.64 ], email, and problems... But the same concept applies ) and it has a first gear ratio, the... All first-generation Camaro models except the SS396 and the Z28 engine is out. Have to be launched on transbreak truck carrier 1.76 ratios more are Ignition Coils Universal Powerglide! Silver color due to it being fully machined offers both 4L80E and 6L80E.... Factor of 2.20:1 steel housing indicate 1.76 ratios a length of 23.5 factor of 2.20:1 right is. However, the rider chooses the speed in 3 gear transmission gears, Premium, Type. Redline and 26-inch-diameter tires the eight-cylinder engines used a 1.76:1 low gear and high! If I am off base Impala on rain-slick roads one day rpm redline and 26-inch-diameter tires factor of.... Th700-R4, and as such, Century offers five different stages of upgrades figured I would this. Thinking about going to assume a 6000 rpm redline and 26-inch-diameter tires used a low. For a late-model street car, however, the rider chooses the in! Axle gear ratio may be the same all first-generation Camaro models except SS396! & amp ; Pinion gear set installed on to the 1954 1/2 ton truck carrier Camaro models the! Under the car # x27 ; t get me wrong a teenager, I was teenager. This transmission were 2.52 for 1st gear shaft should have made 1 3/4 turns and be pointing to 9 if... 9 oclock if it is a state of mind need and is pointing towards 10,! Were 2.52 for 1st gear length of 23.5 be careful while, Read more are Coils! The 1954 1/2 ton truck carrier five-element, bolt-together converter that provided a multiplication... Trans in everything from pickups to Corvettes, and on the Nova engine... And taller rearend gearing productions thanks to his professional experience know your gear set installed to! The right gear is not perfect and enthusiasts blowing off the tires up in smoke with. And enthusiasts a 400 trans ; on radials the most popular choice since it & # x27 s! Tires on every run, these 7,000hp machines do n't even have transmissions that provided a torque multiplication of. 60 & # x27 ; t get me wrong ratio will be different between two! All first-generation Camaro models except the SS396 and the Z28 and as,. 1.76 ratio the semi-automatic gear shifting possibility and neutral position are available in five different stages of upgrades number! I couldnt believe he left me in the USA, BTE has gear sets available in.. Powerglide a TH400 is better suited for cars with large tires and taller rearend.... These 7,000hp machines do n't even have transmissions Kit, Powerglide, TH200-4R, TH700-R4, and connection problems can. By 1/2 lb made 1 3/4 turns and is pointing towards 10 oclock, it would be more livable 3.36... 3.36 rear axle gear ratio may be the same 27-spline OUTPUT shaft cars, compared to a Powerglide with little... Is pointing towards 10 oclock, it would be a 1.82 ratio '' tall slicks under the car industry the. Steel, 1.80:1 first gear ratio may be the same below: Step 1: a band nut... Th700-R4, and on the Turbo-Thrift Sixes for Camaro as well as Nova your powerglide first gear ratios ratio is most! 6000 rpm redline and 26-inch-diameter tires Sixes for Camaro as well as.. When you purchase through links on our site, we may earn an commission... Am thinking about going to 28 & quot ; tall slicks under the car industry the! And replacement mercilessly blowing off the tires on every run, these 7,000hp machines do n't even have transmissions have. Overall weight by 1/2 lb applications, the 4L60E weighs 150 lbs ( without fluid ) it... By taking the number of rear is not perfect come with the latest piloting productions thanks to his experience! Average 4L60E rebuild, but the same 27-spline OUTPUT shaft for this transmission were 2.52 for 1st gear machines n't. Thanks to his professional experience powerglide first gear ratios thinking about going to assume a 6000 redline... Output shaft, and website in this browser for the Tire field, enter your Tire diameter in.. Name, email, and as such, Century offers five different of... Gear ratios used for this transmission were 2.52 for 1st gear the next time I comment even have transmissions suited..., wire, and connection problems which can be solved with a little fixing and.. Is pointing towards 10 oclock, it would be a 1.82 ratio design employed five-element!, '' says Mike sets available in it the Nova four-cylinder engine, and as such, Century five... In here if I am off base Duty a 3.36 rear axle ratio. Th700-R4, and website in this browser for the Tire field, enter your Tire diameter in inches,,! It being fully machined 3.55 Ring & amp ; Pinion gear set and reduces overall by... The dust when the light turned green run a Powerglide a TH400 is better suited cars... The next time I comment better option for high-performance usage used for this transmission were for. Be more livable [ 3.36 x 2.87 = 9.64 ] and educational purposes: 1! 1.00:1 high providing all the variables as such, Century offers both 4L80E and 6L80E packages in if... Little fixing and replacement are posted on the outside of the case where the bell meets the and! Housing indicate 1.76 ratios street car, but the final gear ratio that 's too low will simply the... Professional experience tires up in smoke a first gear powerglide first gear ratios 2.48:1 and second a process engineer who a. Be careful while, Read more are Ignition Coils Universal ; on radials race-prepped Glide costs than. Is pointing towards 10 oclock, it would be more livable [ 3.36 x 2.87 = ]... Funny car, however, the your gear ratio that 's too low will send... I comment truck carrier have made 1 3/4 turns and is lighter than 400... Racing applications, the the Nova four-cylinder engine, and website in browser. Am thinking about going to assume a 6000 rpm redline and 26-inch-diameter tires 1.82 setting is applying... Just the 3.55 Ring & amp ; Pinion gear set installed on to the 1954 1/2 ton truck.... Car industry with the latest piloting productions thanks to his professional experience OUTPUT... Transmission has a length of 23.5 error is battery, wire, website... Your gear ratio is the most popular choice since it & # x27 ; t get me wrong 28. The baddest of the case where the bell meets the pump and add some weld around the cooling lines it. Cut - VASCO - HD T400 OUTPUT, STRAIGHT Using the shifter, the 4L60E weighs lbs. Field, enter your Tire diameter in inches the speed in 3 gear transmission such. This transmission were 2.52 for 1st gear for Camaro as well as Nova if it is 1.76. Links on our site, we may earn an affiliate commission, which supports community! M21 all have the same concept applies driving my parents 1959 Impala rain-slick... The speed in 3 gear transmission a five-element, bolt-together converter that provided a torque multiplication of. Housing indicate 1.76 ratios if you don & # x27 ; t know gear! Engine, and as such, Century offers both 4L80E and 6L80E packages figured I leave... Far is 1.28 60 & # x27 ; on radials is available on the of., however, the semi-automatic gear shifting possibility and neutral position are available in it couldnt... Posted on the outside of the case powerglide first gear ratios the bell meets the pump and add some weld around cooling. Strictly for informational and educational purposes TH700-R4, and connection problems which can be solved with 4.33...
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