- Must allow additional rocker clearance for ’48-’65 Panheads
- Use with stock-style bottom collar, valve guides, valve 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 ’81-’85 heads
- Made in the USA
- To be used with cams with up to 0.550″ lift.
Engine
Valve Spring Kit – 0.550″ Lift – Panhead | Shovelhead Engines ’48-’84
$248.95
Valve Spring Kit – 0.550″ Lift – Panhead | Shovelhead Engines ’48-’84
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