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Rotating Assembly-Balanced-SBC 421 cid, Forged Crank, 6.0 H-beam Rod, CP Flat Top 11.7-1

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  • Rotating Assembly-Balanced-SBC 421 cid, Forged Crank, 6.0 H-beam Rod, CP Flat Top 11.7-1

Rotating Assembly-Balanced-SBC 421 cid, Forged Crank, 6.0 H-beam Rod, CP Flat Top 11.7-1

US421R-7B

Availability: In stock

$2,225.00
OR

Details

These USA Performance Parts Rotating Assemblies offer race proven quality components at a reduced package price. Forged 4340 crankshafts, H-beam rods, forged pistons and file fit rings are standard in these popular combinations.

  • 415 or 421 cubic inch
  • 3.875 stroke x 4.125 or 4.155 bore
  • Scat Forged 4340 Steel Crankshaft
  • 350 or 400 mains
  • 6.00in H-beam rods w/ARP2000 bolts by Scat
  • CP-Carrillo Flat Top Forged Pistons -6.8cc
  • Comp Ratio 11.7 @ 64cc
  • File Fit Nitrided steel top & napier 2nd Rings 1.5x1.5x3mm
  • King TriAcular rod & main bearings
  • Precision Balanced internally
  • Use 350 style balancer & flywheel

For BLOCK with ROTATING ASSEMBLY click here

Additional Information

Manufacturer USA Performance Parts