What Makes An Engine Better? Big Bore vs Long Stroke Bore and stroke cause differences in both power and efficiency. All ...

Currie Enterprises' new Apex Floater is a true full-float 9-inch rearend. This SEMA 2025 debut uses C7 unit bearings to add ...

The Chevy 400 and Ford 400 small-blocks have multiple differences. Their bore-to-stroke ratios don't match, and Chevy's ...

Crate engines provide an excellent alternative to rebuilding a stock engine or purchasing a remanufactured long block to renew the HEMI power plant in your Mopar or swap it into your project vehicle.

Last month, we introduced you to our Real Fine 509 Dart big-block buildup. It involved eschewing the conventional wisdom that the way to large displacement performance derives from a long stroke.

The advantages of diesel engines over their gas-powered counterparts are well documented. Compared to gas engines, diesels are more durable, are more fuel efficient, and, generally, provide more ...

There was a time when the Ford 9-inch axle was synonymous with strength. It was the must-have upgrade, not only for four-wheelers but for hot rodders and drag racers, too. It was plentiful, virtually ...