388ci Balanced SBC Rotating Assembly, Eagle B15405E060

Eagle B15405E060, listed by the manufacturer as KIT-B15405E060, is a balanced Street & Strip rotating assembly for a Chevrolet 350 block with a two-piece rear main seal. Its 4.060-inch bore and 3.750-inch stroke combination produces 388 cubic inches.

Have your engine builder verify block machining, clearances and compatibility before assembly. Eagle lists its rotating assemblies for applications that are not pollution-controlled.

• Cast 3.750-inch-stroke crankshaft and 5.700-inch 5140 I-beam rods.
• 3/8-inch ARP 8740 rod bolts; hypereutectic KB Claimer -5cc flat-top pistons.
• Plasma-moly standard-gap rings and King SI rod/main bearings.
• Includes matched damper and 168-tooth flexplate.