It's inevitable. As soon as we start to make respectable power with our General Motors Performance Parts 350 H.O. crate engine, all reason goes out the window and we are seduced by the lure of bigger ...

It's not taking us long to figure out a 347 is the way to go for easy horsepower with a 5.0 engine. Now that we've had our 347 on the dyno for a couple of tests, we're impressed with how easily it ...

Back in our January issue, we built our own version of the L89 big-block 427 using all aftermarket components. Our rev-happy Rat combo used a Dart Big M block, Dart 275cc Pro 1 heads, Eagle crank and ...