Eagle 24508030 Street & Strip Rotating Assembly for Jeep 4.2L 258 I6

The Eagle 24508030 is a complete Street & Strip rotating assembly engineered for Jeep 4.2L (258 cubic inch) inline 6-cylinder engines. This balanced kit provides a significant performance upgrade over stock components while maintaining excellent reliability for street and performance applications.

Complete Assembly Includes:

• 3.895" cast steel crankshaft with enhanced fillet radiuses for improved strength
• 6.123" forged 5140 steel I-beam connecting rods
• 3/8" ARP 8740 capscrew rod bolts
• Forged 4032 aluminum DSS pistons with -10cc inverted dome design at 3.905" bore
• Plasma-moly file-fit piston rings
• King SI series rod and main bearings

Eagle rotating assemblies are precision-balanced and feature quality components designed to work together seamlessly. The cast steel crankshaft provides durability and strength, while the forged I-beam rods and forged pistons deliver reliable performance for street/strip use. This assembly is ideal for engine rebuilds and performance upgrades on 1964-1990 Jeep applications including CJ, Wagoneer, Cherokee, and J-series trucks equipped with the legendary 258 inline-six.