We put both engines on the dyno to see which made more horsepower and torque. It didn’t go as planned. Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder ...

When dealing with boost, a stronger block is always a good plan, so this build started with a Donovan aluminum HC 400 block. Best of all this priority-main block tips the scales at a scant 100 pounds!

This Chevy 406 small-block V8 engine has its iron engine block replaced with an aluminum one from GM Performance Parts, and then it is tuned on an engine dyno - Super Chevy Magazine ...

GM divisions Pontiac and Chevrolet each produced 400 cubic-inch small-block V8s with similar bore-to-stroke ratios. Ford made one as well, but its block was very different from Chevy's in nearly every ...

Chevrolet loyalists have argued for generations about which engine family best captures the soul of the muscle car. On one ...