Description
Comparison points and tradeoffs
When comparing S&S Cycle Street Performance .585′ Valve Spring Kit 900-0594 with other Springs options, use this source-backed detail as the primary discriminator: Category: Replacement Parts / Engines & Engine Parts / Engine Parts / Valves & Parts / Springs.
Use this second fact to evaluate the tradeoff: Single coil reduces the risk of replacement valve float. A third point to compare across alternatives is: Includes: Springs, Top & Bottom Collars, Keepers, Shims.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
• Springs reduce the risk of valve float• Suitable for high performance applications• Accommodates camshaft lift to 0.585″• Valve Guide Seals, Springs, Top & Bottom Collars, Keepers, Shims• 1.850″ Installed height, 135 lb Seat Force, 325 lb force at Max Lift• For use with stock 7mm stems
Source product highlights
- Single coil reduces the risk of replacement valve float
- Suitable for high performance applications
- Accommodates camshaft lift to 0.585in
- Includes: Springs, Top & Bottom Collars, Keepers, Shims




PATRICK J COOK –
work good for cam motors