General Motors LS1 Hydraulic Roller Mild Racing Performance Camshaft – Recommended Spring Pressures are 120# On Seat, 300# Open. Product Features Valve Lift .585/.585 Advertised Duration 283/286 Duration At .050″ Lift 228/230
General Motors LS1 Hydraulic Roller Mild Racing Performance Camshaft – Recommended Spring Pressures are 120# On Seat, 300# Open. Product Features Valve Lift .585/.585 Advertised Duration 283/286 Duration At .050″ Lift 228/230