Are 28 or 31 spline axles 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!

What is the difference between 28 spline and 31 spline?

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).

How much torque can 31 spline axles handle?

“This will give you a figure that represents the maximum amount of torque transmitted to both axles if you launched at your engine’s torque peak and dead-hooked out of the hole. A 30-spline axle is rated at 6,200 lb-ft, a 31-spline at 7,000, a 33-spline at 8,200, a 35-spline at 9,600, and a 40-spline at 12,000.

What year did Ford start using 31 spline axles?

Re: 31 spline vs 28 spline The 31-spline axles came from a 1971 Ford F100 that had a 9-3/8″ rear end.

How much HP can 28 spline axles handle?

The should be good up to 350-400 depending on how you launch the car.. Ive seen them break on stock cars with stickey tires.

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. As soon as you go to those, you have to weld the tubes at a minimum.

How much power can an 8.8 handle?

Are more splines better?

Higher spline counts gives the axle more surface to transfer the load of the torque from the differential. There is also the side advantage that an axle with more splines will also be physically bigger. At least in most modern axles that use similarly sized spline teeth.

How much HP can 28-spline axles handle?

How much horsepower can a Ford 8 inch handle?

An 8 inch Ford rear axle was designed for use behind 6 cylinder and low power 8 cylinder engines. 175 hp to 275 hp max, with tor questions to match. The 409 engine your friend is installing will probably make 350 to 400 hp, and a lot of torque.

How much power can a 8.8 take?

What’s the spline on a Dana 60 locker?

Dana 60 Detroit Locker: 4.10 AND DOWN OR THICK GEAR 35 SPLINE Description: The Detroit is a fully automatic locking differential, if you need a dependable locker, that only unlocks when you need it to, the detroit is a good option. Dana 60 Detroit Locker: Choose carrier size and spline count below.

Is the Detroit Locker a good locking differential?

Today, the Detroit Locker is still considered to be one of the most durable and dependable locking differentials on the market. Detroit Lockers deliver 100% of the torque to both drive wheels.

What kind of locker do you need for a 9 ” rear end?

You’ll typically see lockers with spline counts of 28, 31, 35, and 40. Most of us will want to avoid the weaker 28 spline shafts and use 31 or 35 spline shafts. If you need serious strength, pick the 40 spline. Just make sure you get the locker to match. The best locker for most wheelers running a 9″ rear end is a selectable. Why?

Is the AMC 20 Detroit Locker 3.08 or up?

The AMC 20 Detroit locker 187SL-47A is a 3.08 and up locker Description: The Detroit locker provides maximum traction for off-road or racing use. The heavy-duty case and internals provide a dramatic increase in strength while giving 100% torque to both tires. The… More Details »

Are 28 or 31 spline axles 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…