How much power can a 12 bolt handle?
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In fact, they can stand up to around 800 hp, which is perfect for a street truck with some performance mods under the hood. Thirty-spline axles and a large ring gear help these rearends hold power.
Is a 12 bolt rear end good?
When the 12-bolt rearend is properly assembled, it’s the strongest passenger-vehicle rearend Chevy ever produced. GM engineers designed the 12-bolt to be a durable piece that could handle the torque output of its big displacement engines.
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.
Is a Ford 9-inch stronger than a 12 bolt?
A Ford’s 9-inch ring gear is larger than the 12-bolt’s 8.875-inch ring gear. The Ford’s larger ring gear plus its greater offset relative to the pinion results in a tooth contact area that’s slightly deeper than a 12-bolt’s, making the Ford marginally stronger.
How much HP can a Ford 9 inch handle?
They’re good to 800 hp, if built properly. The next step beyond that would be the high end, completely redesigned, Mark Williams billet-aluminum housing. “It’s the same deal with common production 28-spline axles.
Is the GM 12-Bolt good?
The 12-bolt came in many different stock ratios, and it is a great donor candidate for GM owners wanting a differential with a lower ratio (more economical to operate) or for owners looking for a performance assembly for use with higher horsepower engines and racing applications.
How do I know if my 12-bolt is posi?
If you see springs in the window of the carrier, either coil springs like this or an S-shaped spring, it’s a Posi unit. 2 First order of business is to pull the spider gear pinion shaft’s bolt. Don’t break it.
Is Posi the same as limited slip?
Despite the fact that a lot of folks confuse the terms “posi” or “Positraction” with “limited slip,” the fact is that the two are basically one and the same. Today, all positive traction systems are referred to as limited slip systems.
Is a Dana 60 good?
Like we said above, the Dana 60 is the stronger axle. If you want to run big tires or big power you need a Dana 60 axle. At the same time, the Dana 44 is a great axle if you don’t need giant tires or big power. Most people don’t realize how heavy a Dana 60 is and how much unsprung weight affects handling.
Do you need new axles for 4 bolt housing?
The axles now are retained by a four-bolt ring that will keep the axle in the housing should there be a problem. While the conversion will require new axles, it isn’t that expensive and is the best way to upgrade a 12-bolt or 8.8 Ford rear housing.
Why choose Summit Racing’s 12-bolt axles?
We recently decided to rebuild our ’66 Chevelle’s 12-bolt rear end and needed a set of axles to complete the upgrade. We discovered that Summit Racing’s 12-bolt axles are not only a little less expensive than most everywhere we looked, but they also came with new bearings, seals, and lug studs. That was an offer we couldn’t pass up.
What is a 12-bolt rearend?
The Chevy 12-bolt is a stout rearend in stock form. Moser Engineering brings all-new units to enthusiasts looking for the ultimate 12-bolt upgrade. The Network Chevy Hardcore Diesel Army Dragzine EngineLabs FordMuscle LSX Magazine Off Road Xtreme Street Muscle About Us Sponsors Advertising News All News New Products
What is a direct fit axle kit for a 12-bolt?
Summit Racing’s Direct-Fit Axle Kit for the GM 12-bolt comes with new bearings, seals, and even new wheel studs. The Summit Racing axles are designed with a generous radius between the shaft itself and the wheel flange.