COMP Cams Steel Valve Spring Retainers # CC749-12 Rate_12 Chevrolet:Blazer(1997-2005)

Chevrolet:Blazer(1997-2005)

Gaskets Included:

Holley Sniper EFI Quadrajet Self-Tuning Fuel Injection System 500hp # HO550-868

They're J1223 marine certified

COMP Cams Steel Valve Spring Retainers # CC749-12 Rate_12 Chevrolet:Blazer(1997-2005)COMP Cams Steel Valve Spring Retainers # CC749 12 Valve Spring Retainers, Steel, 10 Degree, 1. 550 in. Outside Diameter, . 745 in. Inside Diameter, Set of 12 Outside Diameter of Outer Spring (in): 1. 550 in. Retainer Material: Steel Lock Style: 10 degree Valve Spring Style: Standard Retainer Style: Standard Number of Springs Per Valve: Dual Outside Diameter of Middle Spring (in): 1. 125 in. Inside Diameter of Inner Spring (in): 0. 745 in. Locks