Revitalize the performance of your 66-69 GM/Chevrolet 7.0L/427 OHV V8 with the Enginetech RMC427A Re-Ring Kit. This kit delivers high-quality components for a reliable engine overhaul. Includes cast piston rings (R42558), rod bearings (BB619J), main bearings (BC364J), and full gasket set (C454-43). Free shipping included. Note: Kit photo is generic; actual parts shown individually. Rod and Main bearings are offered as the same size. Contact us for different sizes.