What is the best gear ratio for 1/4 mile?
A 4.10 gear would be your best bet to get because it will push the weight out of the hole and it would be easier to adjust your MPH with tire size.
What is a TH400 gear ratio?
The early days of GM automatics produced the Powerglide with a First gear ratio of a pathetic 1.76:1. Soon after came three-speeds like the TH400 with a First gear ratio of 2.48:1.
Does gear ratio affect horsepower?
Changing gears, or changing gear ratios, changes the Torque output. (The lower the gear, the more torque you have available.) Horsepower is a function of both torque and speed. Increasing torque by shifting to a lower gear also means that the rotational speed is lower, thus horsepower does not increase.
What is a good gear ratio for a street car?
If it’s a daily driver, chances are you’ll want to keep your gear ratio at 3.23 or below for optimal performance and lower cruising RPMs. For street and strip applications, a popular choice ranges between 3.42s and 3.90s, giving you that extra oomph on the track while maintaining a tolerable cruising RPM on the street.
Is 3.55 a good gear ratio?
BEST TOWING RATIO: In general, the best towing axle ratio for most of the post-2010 pickups is in 3.55 or 3.73. Those ratios provide very good acceleration with gas V-8s and diesels.
Is 3.25 a good gear ratio?
3.25s are a good all around gear.
What’s the gear ratio on a TH350 transmission?
The TH350’s gear ratios are as follows: 2.52:1 for first gear, 1.52:1 for second gear, and 1:1 for third gear.
What’s the difference between a 700R4 and a TH350?
Length – The TH350 is a shorter than the 700R4, so if you were going to swap one for the other, you’d need to have your driveshaft resized or replaced. Gear Ratios – The TH350’s gears are placed closer together (despite having less of them).
When did GM stop using the TH350 transmission?
When combined with a 9.5� converter, the overall requirement is around 10 quarts. The Turbo 350 transmission, commonly known as the TH350, was a 3 speed automatic transmission that began phasing out the GM Powerglide in 1969. The TH350 then lasted 15 years before eventually being replaced by the 700R4.
What kind of transmission adapter do I need for a Cadillac TH350?
Automatic Transmission Adapter for adapting a 1962-up Chevrolet V8 engine to a 1966-up Buick, Olds, Pontiac, Cadillac ST300, TH350, TH400 or 700R4 Transmission Trans-Dapt Transmission Adapter: 1966-Up B.O.P. (Buick, Olds, Pontiac) or Cadillac V8 to 1962-Up Chevrolet TH350, TH400, 700R4