Crower 68303-1 Features:

Single valve spring with integrated damper for performance valvetrain applications 1.260 in. OD design for Crower part number 68303-1 Typically matched with hydraulic flat tappet camshafts Engineered to support increased lift and higher RPM operation

Valve Springs Single 1.26 1.260 Od W/Damper Single Features:

• Single valve spring with damper for added valvetrain stability at elevated RPM in performance engine applications.
• 1.260 in. OD design for fitment in compatible high-performance cylinder head and camshaft combinations.
• Supports hydraulic flat-tappet cam setups by helping maintain consistent lifter-to-lobe contact under load.
• Helps reduce valve float and coil-bind risk in increased-lift, higher-rpm valvetrain assemblies under stress.
• Sold individually for custom spring selection, replacement, or matched performance engine build planning.