Callies Center Counterweight (CCW) Magnum Crank for LS Engines Stroke:4.125" This relatively small increase over

This relatively small increase over the standard LS diameter increases crankshaft stiffness by 10%

We call the 750 hp cam "All of It"

LS7 design porter castings

not as an afterthought

Dish Piston

Callies Center Counterweight (CCW) Magnum Crank for LS Engines Stroke:4.125" This relatively small increase overWe here at Borowski Race Engines, Inc are big fans of Callies cranks and rods for a lot of reasons. Performance is always part of the equation but durability is right up there. As we see it, price is less important than performance and durability since if it either doesn't work or wrecks your engine, it was a bad deal. Low cost materials or parts may be okay in low performance engines coming from the OEMs. If you want really big power, low end parts