S&S Cycle Solid Lifter Conversion Kit for 1966-1984 Harley-Davidson Shovelhead Big Twin

S&S Cycle Solid Lifter Conversion Kit for 1966-1984 Harley-Davidson Shovelhead Big Twin

Converting a Shovelhead from hydraulic to solid lifters opens options for aggressive cam timing that hydraulic units cannot reliably follow at higher engine speeds. S&S Cycle provides a complete solution for making that transition cleanly, without sourcing components from multiple suppliers or dealing with compatibility guesswork during a performance or restoration build.

Key Features

• Converts 1966-1984 Harley-Davidson Shovelhead from hydraulic to adjustable solid lifters
• Includes four non-adjustable pushrods and four adjustable solid lifter adapters for a complete conversion
• Enables use of aggressive cam profiles that hydraulic lifters cannot follow reliably at performance engine speeds
• Requires stock 5.330-inch cylinder height – not compatible with overbore or stroker configurations
• One-kit solution eliminates the need to source pushrods and lifter adapters separately

Technical Specifications

• Includes: 4 non-adjustable pushrods, 4 adjustable solid lifter adapters
• Lifter Type: Solid (adjustable via adapter)
• Cylinder Requirement: Stock 5.330-inch height only
• Application: 1966-1984 Harley-Davidson Shovelhead Big Twin

Fitment Notes

• Fits 1966-1984 Harley-Davidson Shovelhead Big Twin engines
• Requires stock 5.330-inch cylinder height – not compatible with overbore or stroker cylinder configurations
• Adjustable pushrods are not included in this kit; compatible aftermarket adjustable pushrods are required for final valve train setup
• Review the Fitment tab for complete year and model breakdown