WebListed are the expected RPM's at 60 MPH with a given rear end ratio and tire height. This chart applies to all Ford non-overdirve transmissions, manual and automatic. Power is … WebFeb 1, 2008 · The 9.75 axle has had a few changes in its relatively short life, including larger axle bearings and shafts in '99 (from a 1.620-inch inner diameter to 1.705 inches), a larger outer pinion...
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WebJul 22, 2007 · The 2.5 ratio gear sets that I have seen in a nine inch were all in 460 powered cars, and all of which were in (only) 1978 Full Size Fords and Mercurys. I suspect that … WebTall (high) gears have LOWER numerical numbers such as 2.79, 2.90, 3.00, 3.25. Short (low) gears have HIGHER numerical numbers, such as 4.11, 4.30, 4.56, 4.88, 5.13, 5.36, etc. In simple terms, the numbers mean how many turns of … food lion weekly special circular
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WebDec 27, 2024 · Someone replaced it with a 9 inch that has a 2.9 gear ratio. The engine is a BP 306 making 390 hp. Transmission is a toploader. I don't know if it's a close ratio or standard ratio. Based on how it drives I think it's a close ratio. Tires are 26.9 diameter. I'm getting the rear end rebuilt and adding a Detroit locker. WebDec 28, 2014 · Explorer 8.8 rear ends are too wide by about 3". In addition to which, the lowest numeric ratio is 3.55, with 3.73 and 4.10 being more common. All of which are of no benefit to the OP. An 8.8 from a Ranger is the correct width, and I have one with a 3.27 ratio, so I know that is available. WebDec 27, 2024 · Someone replaced it with a 9 inch that has a 2.9 gear ratio. The engine is a BP 306 making 390 hp. Transmission is a toploader. I don't know if it's a close ratio or … eldred house colchester