Manley Pro Flo Intake Valve Set Chevy LS3 12354-8

Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves were engineered for Street Performance and Racing applications below 8000 RPM. These intake valves are manufactured from NK-844 material and feature chrome stems and hard tips with GM LS O.E.M. style radius keeper grooves. They are swirl polished and machined with Pro Flo Technology for maximum flow.  

• Brand: Manley
• Manufacturer Part Number: 12354-8
• Type: Intake
• Head Diameter: 2.165in
• Stem Diameter: .3133in
• Material: NK-844 Stainless Steel
• Install Height: +.300in
• Overall Length: 5.200in
• Tip Length: .160in
• Valve Seat Width: .100in
• Underhead Angle: 12 Degree
• Weight: 120g