Manley Extreme Duty Exhaust valves are a great choice for your engine. All valves are made from stainless steel (exhausts are XH-432 Xtreme Alloy) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.
|Vehicle Make||Top Fuel|
|Installed Height||.200 Longer|
|Valve Head Diameter||1.950|
|Overall Valve Length||5.120|
|Valve Series||Extreme Duty|