Comp Cams .660" Dual Valve Springs Kit w/ Steel Ret for Chevrolet Gen III IV LS

Competition Cams 26925TS-KIT LS Engine Dual Valve Spring Kit

Comp Cams 26925TS-KIT .660" Lift Dual Spring Kit for GM LS

Comp Cams 26925TS-KIT Valve Spring & Retainer Kit Dual 0.660 in. Maximum Lift

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COMP Cams High Performance Valve Spring Kits 26925TS-KIT

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BTR .660" Dual Valve Spring Kit with Steel Retainers for LS engines