Yep, the 1.76 unit is much stronger than the steeper first gears (1.82, 1.96, etc.), unless you go to the high-end billet units, which are usually cost prohibitive.
How do you tell the difference between a 1.76 and 1.82 Powerglide?
The mark on the input shaft should have made 1 3/4 turns and be pointing to 9 o'clock if it is a 1.76 ratio. If the mark on the input shaft turns 1 13/16 turns and is pointing towards 10 o'clock, it would be a 1.82 ratio.
How do I know what Powerglide I have?
Identifying a Powerglide Transmission
Identify early cast-iron Powerglides by locating the word "Powerglide," stamped on the passenger side of the transmission. Another identification feature is that the cast-iron models have no pan on the bottom of the transmission.
What are the gear ratios in a Powerglide?
The OEM powerglide was manufactured with two first gear ratios - 1.76 and 1.82. 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.
How is Powerglide end play measured?
Lubricate the O-ring with ATF or assembly lubricant. 4) Insert the input shaft. Set up a dial indicator on the end of the shaft. Lift up on the output shaft and read the amount of endplay on the dial indicator.
39 related questions foundHow is transmission end play measured?
Measure the input and output shaft endplay before removing the oil pump. Check input shaft end play with a dial indicator fastened to the case with the tip place against the input shaft tip. If the reading is out of specifications, look for worn or misassembled parts while disassembling the transmission.
How much power can a Powerglide handle?
With all the available upgrades, both the Powerglide and the TH400 are capable of withstanding an incredible 3,500 horsepower.
Why is the Powerglide so good?
A Powerglide transmission is very durable in stock form — start adding some aftermarket parts and you have one stout unit. This elevated level of durability is another reason a Powerglide is perfect for bracket racing, as they can take a beating for an extended amount of runs.
Who builds the best Powerglide?
BTE manufactures all of the critical components to make the powerglide transmission the best choice for drag racing. We offer a variety of gear ratios, input shafts, clutch drums, roller components, and other items to custom fit almost any high performance vehicle.
Is there a 3 speed Powerglide transmission?
The Powerglide continued to serve as Chevrolet's main automatic transmission through the 1960s, when a new three-speed automatic transmission called Turbo-Hydramatic 400 (1965 introduction) began to be phased in. They were introduced in Buicks and Cadillacs the previous year.
What is a two speed Powerglide transmission?
The new Powerglide was a dramatic improvement over the older transmissions. It had a 14-bolt oil pan and a two-speed automatic shifter that relieved drivers from worrying about when to shift into high gear. Pontiac used a version of the Powerglide for its LeMans and Tempest models.
Are all Powerglide transmissions the same?
Were the powerglides different to depending on the motor ? The powerglide trans for the 6 & V-8 are not the same. Some parts will interchange but as a complete assembly they are not the same.
How much HP can a stock Powerglide case handle?
A powerglide can indeed handle 440 hp, hust put a good cooler on it especially if you are putting a higher stall converter in it. ATI and others make alot of good parts for glides nowadays too.
What's better Powerglide or TH400?
Powerglide Versus TH400
In these types of applications, a Powerglide is the ultimate in consistency as well. On the other hand, for cars that will see any street time at all, a TH400 is a better option. In race cars, compared to a Powerglide a TH400 is better suited for cars with large tires and taller rearend gearing.
Is Powerglide a good transmission?
"Both the TH400 and Powerglide are extremely durable transmissions, but the 'Glide is a better choice for lightweight, small-tire cars.
Are Powerglides Streetable?
They are very streetable. I have several guys with glides and a gear vendor OD unit giving them a 4 speed trans if they split shift them.
Why do drag cars use Powerglide transmission?
In fact, a Powerglide can weigh less than a standard manual transmission, provide a direct-drive feel with minimal slippage at the torque converter (or none at all with direct drive), and maintain a relatively low rotating mass. Many Street Stocks, I.M.C.A.
Is a Powerglide the same length as a Turbo 350?
the early powerglides are shorter than a short 350, later ones were the same length.
Will a Powerglide bolt up to a 350?
The powerglide should be fine with the 350 unless it is an air cooled version.
How does Powerglide work?
Powerglides built prior to 1968 had a rear pump in addition to a front pump and could be push-started because the turning of the driveshaft creates enough hydraulic pressure to engage the clutches and spin the motor. This is another advantage for racing enthusiasts who use a Powerglide.
What does a Powerglide weight?
Registered. Bill on average you can assume 160-165# for a wet Aftermarket cased glide / 9" converter.
Why is correct end play necessary with transmission parts?
The end play allows room for the formation of an oil film, misalignment, and thermal expansion of the bearing components.
What speed does a Powerglide shift?
The factory setting will have the Powerglide shift at about 13 MPH under light throttle and at 45-50 MPH at full throttle.
