Crower 87029M-16 Features:

Crower 87029M-16 chromoly valve spring retainers for Chevrolet LT1 engines 11/32 in. valve stem size with 1.00 in. OD for compatible valvetrain setups .615 in. step design helps maintain stock installed height 16-piece set includes a complete matched retainer set for one engine build

Retainers Chromoly 11/32 LT1 1.00 In. Od .615 In. Features:

• Chromoly valve spring retainers for Chevrolet LT1, 11/32 in. valve stem fitment, 16-piece set for complete valvetrain service
• 1.00 in. OD with .615 in. step, engineered to maintain stock installed height and support correct spring positioning
• High-strength chromoly construction for valvetrain stability, wear resistance, and dependable performance in demanding builds
• Precision-matched LT1 retainer design for consistent spring location, secure valve lock engagement, and reliable operation
• Crower performance valvetrain component for replacement or upgrade use, with matching single-retainer availability separately