Competition Assembly, 489 Cid, DSS -24CC

ROTATING ASSEMBLIES  |  Part# KIT-515144160

Out of Stock (call for ETA)

Southaven, MS

Required Assembly must be balanced by qualified machine shop before use!

Important Not compatible with 1976 Pontiac 400 blocks due to factory notches at the top of cylinders.

Highlights:

• Competition assembly
• displacement: 489
• pistons: DSS
• dome volume: -24CC
• piston alloy: 2618
• bore size: 4.160"
• rings:
• piston pin height:
• pin size:
• stroke: 4.500"
• crank material: forged 4340
• rod length: 6.800"
• rod design: 4340 H-Beam
• rod bolts: 7/16" ARP 8740
• bearings: King XP
• damper included: no
• flexplate / flywheel included: no

4.500" FORGED 4340 CRANK, 6.800" H-BEAM RODS,7/16" ARP 8740 BOLTS, FORGED 4032 DSS -24CC INVERTED DOME 4.160" PISTONS,PLASMA-MOLY FILE FIT RINGS,KING XP ROD/MAIN BEARINGS.