Comp Cams Valve Spring Kit, Ford Coyti Retainers 3G4RBF B 2006 - 2008 Chevrolet

B 2006 - 2008 Chevrolet Trailblazer SS

Use of a resonator is recommended for street car applications (not included)

What The DeskTop Dyno Can Do:

all Guana Equipment tents have a plaque with the serial number so you know which batch and tent you own

Comp Cams Valve Spring Kit, Ford Coyti Retainers 3G4RBF B 2006 - 2008 ChevroletCreates higher load, higher RPM & more lift capacity than stock parts Complete kit; includes (32) springs, (32) retainers, (32) seats, & (32) seals Increased valve control over stock springs (especially at high RPM) thanks to a performance driven design & proven modular engine track record Fits 2011 2014 & 2015 Later; Ford Coyote & Boss 5. 0L engines Vehicle Fitments: Year Make Model Submodel 2011 2012 Ford F 150 Harley Davidson Edition 2011 Ford F