Engine Building

Learn how to install a GM Ecotec timing chain tensioner correctly, identify different hydraulic tensioner designs, verify timing chain and guide installation, properly activate the tensioner, and avoid common mistakes...

Choosing between an updated OEM hydraulic Ecotec timing chain tensioner and the BK Racing Manual Timing Chain Tensioner depends on how the engine is built and used. Learn how each...

Not every GM Ecotec timing chain tensioner needs to be replaced. Learn when the factory hydraulic tensioner can be safely reset, when replacement is the smarter choice, and when upgrading...

If your GM Ecotec engine has developed timing chain noise, startup rattle, or chain slap, don’t ignore it. Learn what these noises mean, what causes them, how to properly diagnose...

Learn how the GM Ecotec timing chain tensioner maintains proper chain tension, reduces timing chain noise, compensates for chain wear, and keeps valve timing accurate. This guide explains the factory...

Complete GM Ecotec timing chain tensioner guide covering timing chain rattle, noise, chain slap, reset and replacement decisions, updated OEM hydraulic tensioners, and BK Racing Manual Timing Chain Tensioner upgrades....