Product Description
Performance Cylinder Head Rebuild Kit - Stage 3 - RB8191RBK
Kit includes big valves (41.4mm inlet, 35.5mm exhaust), uprated single valve springs, bullet valve guides and valve stem oil seals for two cylinder heads.
With the right camshaft and fuel system will offer a substantial power and torque increase - suitable for performance engines 3.5 to 4.6 litre.