Manley 11899-8 Manley Race Master Valves Bug Guards Direct bolt-on replacement for the

Direct bolt-on replacement for the factory downpipe

shift timing and firmness are also recalibrated

Part 15746 is configured for its specific application with attention to fitment requirements

controlled damping across all operating conditions

Manley 11899-8 Manley Race Master Valves Bug Guards Direct bolt-on replacement for theThe Manley 11899 8 Manley Race Master Valves are precision machined valves for high performance cylinder heads. Manley Race Master valves have swirl polished stems, undercut heads for improved flow around the valve seat, and hardened tips for durability. Part 92290 is configured for its specific application with attention to fitment requirements. These valves are machined from 21 4N stainless steel or titanium depending on the series. The stem is