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Each assembly includes a 5/8-inch hard chrome piston rod
Gains vary by fuel type and vehicle configuration
Backed by Four Seasons's extensive quality assurance program
Restore your vehicle's appearance with a factory-fit bumper cover
COMP Cams Stud Girdles Valve Covers & Dress-Up Kits Each assembly includes a 5/8-inchThe COMP Cams Stud Girdles are precision machined rocker arm stud girdles designed to eliminate valvetrain flex at high RPM. As valve spring pressures increase and cam profiles become more aggressive, the rocker arm studs can flex under load, introducing valvetrain instability. Stud girdles tie the rocker studs together, creating a rigid structure that maintains rocker arm geometry. CNC machined from 6061 T6 billet aluminum, these girdles feature a
