Question: How Much HP Can A 12 Bolt Rear End Handle?

How many quarts is a 12 gauge bolt?

3 quartsRegistered.

A 12 bolt should only take around 3 quarts until it comes out the fill hole..

Are 3.73 gears good for highway?

Well, if you plan on doing a lot of freeway driving, you don’t want to choose a gear that’s too low for your car because you’ll be going down the freeway at too high of an RPM. … Shorter gears (higher numbers) are much better suited for accelerating, such as 3.55, 3.73, 3.91’s, 4.11’s etc.

Does gear ratio affect horsepower?

This method will measure horsepower (and torque) at the drive wheels and not at the flywheel. Power output using this method will normally be 15 to 20 percent lower since drive train losses are taken into account. … Axle or transmission gears with a ratio of 4.55 to 1 have a lower gear ratio than one that says 3.27 to 1.

How strong is a Ford 7.5 rear end?

Premium Member. Yes the 7.5 can handle 400 rwhp but that’s getting close to the fringe.

How much fluid does a Chevy 10 bolt rear end hold?

It is roughly 2 quarts, maybe a little more or less.

How can you tell a 10 bolt from a 12 bolt?

Just like a 10-bolt rearend, there should be stamped numbers on the axle tube – on the passenger’s side. The numbers should let you know what gear-ratio came from the factory, the date of production, where the unit was assembled, and whether the carrier is Positraction or not (see charts).

How can you tell the difference between a 7.5 and 8.8 rear end?

How to Tell the Difference Between an 8.8 and a 7.5 Rear EndLocate the axle tag. It is attached to the rear differential cover by one of the bolts, usually the top middle one. … 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. … Place a drain pan under the differential.

How much HP can a 10 bolt rear end handle?

7.5” 10 bolt GM rear: It will take up to about 450 HP IF the axle tubes are welded to the housing and either a differential cover with preload bolts is installed or straps are installed over the carrier bearing caps along with longer bolts.

How can you tell a 12 bolt rear end?

The easiest way to identify a 12-bolt rearend is obviously by the 12 bolts holding the rear cover onto the axle housing. The pinion shaft on passenger-car differentials is 1-5/8-inch in diameter and the cover is oval, measuring 10-15/16-inches wide by 10-5/8-inches tall.

How do you tell if it’s a posi rear end?

Jack both wheels off the ground and turn one wheel.If the opposite wheel turns the same direction or doesn’t turn at all, then the rear axle is posi or limited slip.If the opposite wheel turns the opposite direction, then it’s probably an open rear axle (non-posi).

Is Posi the same as limited slip?

TOM: Actually, Jeannie, “posi-traction” is just Chevrolet’s name for limited slip differential on passenger cars. … RAY: On Chevy trucks, limited slip is called “locking differential.” That’s just a heavier duty version of “posi-traction,” and it operates ONLY on the rear wheels, even if you have four-wheel-drive.

How much horsepower can a GM 7.5/10 bolt handle?

A stock WS6 puts out 345 ft lbs of torque (And a theoretically under rated 320hp). That’s about all the 10 bolt can *reliably* handle with the stock tires and a stick shift. I’m on my 3rd unit with a mostly stock motor, good suspension, and sticky but street legal road race tires.

What’s better 10 bolt or 12 bolt rear end?

First, the 10-bolt’s pinion shaft diameter is 1.438 (25 splines) while the 12-bolt is 1.625 (30 splines) which makes the 12-bolt 13 percent larger in diameter and therefore stronger. … The 8.2 uses a 28-spline axle (1.20 inches in diameter) while the 12-bolt uses a 30-spline axle (1.625 inches in diameter).

How much fluid does a 12 bolt rear end hold?

12 Bolt Car differentials will take between 2-3 quarts dry for most covers. Any good name brand gear oil should be just fine.

What’s the difference between 4.10 and 3.73 gears?

Vice versa, if the gear ratio is lower it has worse acceleration but a higher top speed. So, by changing your gear ratio, no power levels are being changed, just the torque….WHICH GEAR RATIO IS FOR YOU?3.73 RATIO4.10 RATIOLower torqueHigher torqueBetter gas mileageWorse gas mileageHigher top speedLower top speed1 more row•May 12, 2020

How much power can a 7.5 rear end handle?

300hpThey can roughly handle 300hp. Using sticky tires, such as slicks, and launching at high rpms can cause breaking even if you do not have 300hp.”

What is the best rear end for drag racing?

Ford 9″Ford 9″- The Ford 9″ is definitely the most popular of the rear ends in drag racing. It offers good strength characteristics and the largest variety of gear choices.