Description
Exhaust valve performance directly impacts your Small Block Chevy’s breathing efficiency and sustained RPM capability. Manley’s Race Flo design optimizes flow characteristics under high-load conditions, allowing your engine to expel combustion gases faster and more completely. If you’re serious about extracting maximum power and reliability from your SBC, upgrading to quality stainless steel valves is non-negotiable.
- SBC-specific fitment
- Race Flo geometry
- 1.600″ head diameter
- 0.342″ stem diameter
- 4.911″ overall length
- Stainless steel construction
- Set of 8 valves
- Bolt-on installation
- Manley 11565-8 MPN
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