Engine Building

Do Ecotec balance shaft deletes really cause excessive vibration? Learn how the factory balance shafts work, what changes when they’re removed, and why real-world customer experiences often differ from internet...

Learn how to delete the balance shafts in 2.0L, 2.2L, and 2.4L GM Ecotec engines. This guide explains engine compatibility, delete methods, required parts, and the differences between balance shaft...

Can you delete the balance shafts on a street-driven GM Ecotec? Learn the pros and cons, how a balance shaft delete affects vibration, reliability, and drivability, and whether it's the...

Learn what an Ecotec balance shaft delete actually changes, including reliability, vibration, power, rotating components, and why BK Racing developed its Short Chain Balance Shaft Delete to help prevent costly...

Learn why GM Ecotec engines use balance shafts, why they become a concern at sustained high RPM, and how cut shafts, neutral shafts, complete removal, and the BK Racing Short...

Learn why ring seal is one of the most important factors in GM Ecotec engine performance. Discover how cylinder sleeves, bore geometry, torque plate honing, piston clearance, and engine tuning...