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Manley valves handle the stresses of competition use where standard valves would stretch or tulip
Machined from 6061-T6 billet aluminum with a blue or clear anodized finish
The robust sealed housing and OEM-grade connectors ensure reliability in extreme conditions
This Timing Belts is manufactured for dependable service in performance applications
Part 12258 is configured for its specific application with attention to fitment requirements
Manley 22430-16 Manley Professional Valve Springs Transmission & Drivetrain Manley valves handle the stressesThe Manley 22430 16 Manley Professional Valve Springs provide the required spring pressure for aggressive cam profiles without coil bind or surge at high RPM. Manley Professional valve springs are wound from proprietary wire stock and heat set to prevent pressure loss over time. Part 15970 is configured for its specific application with attention to fitment requirements. Each spring is tested for installed height pressure, open pressure, and coil bind
