Comp Cams FORD 3.8L-4.2L STEEL RETAINER 4G4RBF Large doors and windows frame

Large doors and windows frame panoramic views

Photon RGB Rock Light with Bluetooth APP & Remote Control Kit - CLICK HERE

Custom 2004 Chevrolet Silverado 2500 WT 2001 - 2005 Chevrolet Silverado 2500 HD Base 2015 - 2019 Chevrolet Silverado 2500 HD High Country 2001 - 2006 Chevrolet Silverado 2500 HD LS 2001 - 2019 Chevrolet Silverado 2500 HD LT 2007 - 2019 Chevrolet Silverado 2500 HD LTZ 2003 - 2019 Chevrolet Silverado 2500 HD WT 2007 Chevrolet Silverado 2500 HD Classic WT

COMP Cams­® Part# 786-1

Comp Cams FORD 3.8L-4.2L STEEL RETAINER 4G4RBF Large doors and windows frame7 Steel Retainers: Stock Spring Dia. Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs. New COMP Cams Steel Retainers are the perfect solution to this problem. COMP engineers used 3D CAD with FEA to design retainers with a modern and advanced contoured top profiling for lower stress, increased lift and a reduction in mass. The retainers are CNC machined to exact tolerances using CAD CAM