COMP Cams Dual Valve Spring & Retainer Kit - 1.320 in OD - GM LS-Series (Set of 16) GMP12731654 These billet aluminum water necks

These billet aluminum water necks are designed for Ford 4

2001-2016 Ford F-350 Super Duty XLT Crew Cab Pickup

Established in 1946

2" webbing for the cuffs and 1" webbing for the tethers

COMP Cams Dual Valve Spring & Retainer Kit - 1.320 in OD - GM LS-Series (Set of 16) GMP12731654 These billet aluminum water necksCOMP Cams Dual Valve Springs for street strip applications are manufactured from Super Clean wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams Dual Valve Springs exceed the