Quick Answer: What Horse 31 Spline 9 Inch?

How much HP can a stock Ford 9 inch handle?

Like red91xlt just mentioned its also the question of tires. Sure a 9 inch can handle 400+ horse in a car.

What spline is a Ford 9 inch?

You’ll commonly see 9″ race axles with 33 or 35 splines. The differential spline count has to match the axle spline count. Gear ratios varied based on the engine, transmission and vehicle type.

Is 28 or 31 spline better?

31 spline axles which are about 30% stronger than the 28 spline axles making them a popular aftermarket upgrade for Fox, SN95, and New Edge Mustang owners. Keep in mind that when you upgrade to the 31 Spline Axles, you will also need a 31 Spline Differential to match up with the new spline requirement!

How do I know if my spline is 28 or 31?

A 28 spline axle will have a recess in the middle while a 31 spline axle will be solid with just a centering champher (from when it was machined and ground at the factory).

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How do I know if my Ford 9 is a big bearing?

Many internet sources will claim that the bearing size can be reliably determined by the size of the T-bolt nuts used to secure the bearing retainer plate to the housing. It is said that small bearing housings always use a 9/16 socket size, while the big bearing housing use 11/16 socket size on the retaining nuts.

Why is the Ford 9 inch so good?

But what makes the Ford “better”? Besides an inherently large ring-gear diameter (bigger than all competitive passenger-car performance rearends, except the massively heavy and relatively rare 9-inch Dana 60), the Ford’s biggest strength advantage over competitive rearends is its greater hypoid distance.

Are all Ford 9 third members the same?

All 9 inch Ford chunks will fit all 9 inch Ford housings. There are many different yokes that have been used on the 9 inch over the years. The most common one is the short truck yoke. As far as I know all of the after market yokes are the short truck design.

How do I know if I have a 9 inch diff?

Many enthusiasts will tell you to look for the two dimples in the rear cover to determine if the unit is a 9-inch, but this is not always true. Ford also had an 8-inch third-member rear end that had a dimpled cover. The best test of a 9-inch carrier is to try removing the two lower carrier case bolts.

How much power can 28 spline axles handle?

Thanks! they will handle about 450hp depending on whether or not you are running slicks, and how old htey are, and if they show signs of twisting.

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How much power can a 8.8 handle?

Dead stock (31 spline version, which is what the Explorer has) it can handle up to about 400 rwhp as long as you’re not on DR’s or Slicks.

How much HP can 35 spline axles handle?

Pro Race 35-Spline Axles (up to 1000 hp1 ) Recommended for drag-race-only use.

How do I know if I have an 8.8 rear end?

Note the three sets of numbers across the bottom of the tag. The middle number will be “7.5” or “8.8.” This is the size of the rear axle. If there is no tag on the differential, you can visually identify the axle another way.

Are all Ford 8.8 rear ends the same?

First appearing in 1977, the 8.8 is found in almost all Ford V8 cars from ’86 on, and in V6 Rangers and Explorers. There are 24 different Fords that offered the 8.8 rear axle. The 31-spline axles (1.29 inches in diameter) are more desirable but far less common.

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