Dana 60 vs. GM 12-Bolt vs. Ford 9”: The Pros & Cons of Popular Rear End Assemblies
You’d think selecting a rear end for a project car would be easy. It’s not. Browse Summit Racing’s website or catalog and you’ll discover there are almost too many choices. For example, on the GM side, you’ll find 8.20-inch ring gear 10-bolts, 8.50-inch ring gear 10-bolts and 8.875-inch diameter ring gear 12-bolts. Popular FoMoCo choices
Axle Exchange: How to Measure a Rear End to Fit Custom Axles
Adding big power to your car regularly comes with consequences. Hardware that normally doesn’t flinch is suddenly hard pressed to keep up with the demand. Add big, sticky tires and before you know it—unanticipated carnage. Rear axles are regularly taxed to the max under such circumstances. If your car has a narrowed rear end or
Mailbag: Upgrading Your Rear Axle for More Horsepower
Q: I am in the process of building a 383 stroker engine for my 1989 Camaro. It should produce about 450 horsepower (the current engine’s a V6). Will the stock rear axle be able to handle that much power? If the axle is no good, which one would you recommend using? Will I need to install




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