Description
Stage 1 Valves: 30 degree 1.750″ intake and 45 degree 1.750″ exhaust.
Stage 2 Valves: 45 degree 1.850″ intake and 45 degree 1.750″ exhaust.
When machining valve seat on OEM head to fit these larger valves, make sure you set valve face at .055″ from cylinder head surface.
