Eagle rotating assembly for Jeep 4.2L (258) suited to pump-gas, naturally aspirated street and strip applications. The matched rotating package pairs a 4.060 in cast steel crank with 6.123 in 5140 I-beam rods and 3/8 in ARP 8740 bolts, forged 4032 DSS -10cc inverted-dome 3.915 in pistons, plasma-moly file-fit rings and King SI rod and main bearings for a complete rebuild-ready set.
Eagle Jeep 4.2L 258 4.060in Cast Crank 6.123in I-Beam Rods -10cc 3.915in Pistons Rotating Assembly