Eagle Chevy 400 Heavy Duty Assembly 407 Cid / 4.1555in Bore Size / -28cc

3.750" Forged 4340 Crank, 6.000" H-BEAM Rods,7/16" ARP 2000 BOLTS,Forged 2618 JE -28CC FORCED INDUCTION INVERTED DOME 4.155" PISTONS,PLASMA-MOLY FILE FIT RINGS,KING XP Rod/MAIN BEARINGS.