S&S .550" Lift Double Valve Spring Kit for 1948-'84 Panhead and Shovelhead Engines
Panhead engines usually require clearancing between rocker cover and top collar.
550" lift double valve spring kit for 1948-'84 Harley-Davidson panhead and shovelhead engines.
- Includes 4 inner springs, 4 outer springs, and 4 aluminum top collars.
- Use with stock-style bottom collar, valve guides, valves with stock 3/8" stem, and stock keepers.
- Compatible with thin-stem valves if thicker keepers that maintain correct valve stem-top collar engagement are used.
- Late single bottom collars are included for use in S&S cylinder heads for shovels and stock late 1981-'85 heads.
Panhead engines usually require clearancing between rocker cover and top collar.
Instructions Link (Click Here)
Manufacturer: S&S Cycle
Part #: 90-2053
S&S Dual Valve Spring Kit 90-2053
- Brand: S&S Cycle
- Product Code: 90-2053
- Availability: Special Order
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$248.95
Tags: S&S Cycle, Harley Davidson, Classic Pre-1984, Engine, Valves, Springs