As members of the fourth-generation General Motors small block engine lineup, the LSA and LS9 variants share many similarities. In addition to their rugged reliability, pushrod-operated overhead ...

A modded LS1 is all this BMW Z3 needs to transform from a slow cruiser to a tail-out, thrilling driver. Originally equipped with a meager 1.9-liter inline four-cylinder engine producing a mere 138 ...