Eagle 427 Big Bore Forged Competition Rotating Assembly

Eagle 427 Big Bore 4.00 Forged Competition Rotating Assembly

• Eagle 4340 4.000 Forged Internal Balance Crankshaft, Cleveland Main for Aftermarket Race Block
• Eagle 4340 6.250 3d H-beam Connecting Rods, w/ ARP 8740 connecting rods
• Mahle Forged Pistons, coated tops & skirts, w/ pins, 4.125 bore, Flat Top 5cc valve relief, 12:1 Compression Ratio
• Clevite Performance Rod and Main bearings
• Mahle High Performance Moly File Fit Rings

These kits have been pushed past 1000hp with a rod bolt upgrade!!

Setup for internal balance (please inquire or view our flywheel/balancer section for matching hardware.)

We also offer TFs compatible, low compression and custom pistons as needed for your specific application.

We offer these kits as full custom applications if you have a specific need! Please contact us.