The absolute best base available for a killer build. This kit includes a Tillotson block, expertly re-sleeved and diamond finished cylinder, JRPW 2.300 Billet crank, ARC billet rod, Tool Steel wrist pin, Wiseco piston, top quality main bearing and oil seal. We also mock up and machine the piston for a zero deck height. This kit is ready to assemble. Does not include crankcase cover or camshaft. We have multiple options available and are happy to discuss to suit your application.