Eagle 515004185 Competition Rotating Assembly Pontiac - 400 467ci

The Eagle 515004185 is a high-performance Competition Rotating Assembly engineered for Pontiac 400 engines, delivering approximately 467 cubic inches of displacement with a 4.250-inch stroke and 4.185-inch bore configuration. This complete rotating assembly is designed for racing applications including nitrous oxide and forced induction use.

Premium Components Include:

• Forged 4340 steel crankshaft with 4.250-inch stroke for maximum strength and durability
• 6.800-inch H-beam connecting rods with 7/16-inch ARP 8740 bolts and BBC 2.200-inch rod journals
• Forged 4032 aluminum Mahle pistons with -6cc flat top design, 4.185-inch bore
• Plasma-moly file-fit piston rings for superior sealing
• King XP series rod and main bearings

Eagle Competition Rotating Assemblies feature premium forged components built to withstand the demands of serious racing applications. The forged 4340 crankshaft provides exceptional strength over cast alternatives, while the H-beam rods with ARP fasteners ensure reliability under high stress. This assembly ships unbalanced and requires professional balancing before installation.

Note: Not compatible with 1967 Pontiac 400 blocks due to factory cylinder notches.