Engine Building

The factory GM Ecotec oil pan was engineered for millions of production vehicles—not sustained high-G racing. Learn why GM never built a true racing oil pan, the compromises every OEM...

Many racers assume a windage tray and an oil pan baffle perform the same function, but they solve completely different problems. Learn how the factory GM Ecotec windage tray reduces...

Compare neutral balance shafts and a true GM Ecotec balance shaft delete. Learn how each method works, the mechanical differences between them, and why many modern performance builders choose complete...

Thinking about cutting your Ecotec balance shafts? Learn how cut balance shafts compare to Short Chain Balance Shaft Deletes, why racing changes the equation, and why BK Racing focuses on...

Learn how to install BK Racing Inner Balance Shaft Delete Sleeves with this step-by-step guide. We’ll cover preparation, freezing the sleeves, proper installation techniques, and common mistakes to avoid during...

Learn why BK Racing developed its Inner Balance Shaft Delete Sleeves, why we leave the factory bearing race in place, and how our precision-machined design creates a controlled, repeatable solution...