Exhaust Valve
LS Model or RS Model or Special Edition; Nitrided stem; Standard Size; 1.1024" Head Diameter; 0.2578" Stem Diameter; 4.1730" O.A.L; 45 Degree Face Angle
Exhaust Valve
LS Model; RS Model; Special Edition; High Performance replacement with .5mm oversize. High flow, swirl polished, stainless steel. Can use STD valve seats but must be machined for new valve size.