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420 Stage 2 Rotating Assembly-6.0" Rod-Domed Piston-13.9:1 Compression

Availability: Please Call 888-771-5574
Line Code: KPK
Part Number: RPH420-60D
$2,169.99

420 Stage 2 Rotating Assembly-6.0" Rod-Domed Piston

JR Motorsports Stage 2 Pro-Line Balanced Rotating Assemblies-

13.9:1 with 64cc Chamber Heads

Rotating Asemblies Feature

  • 4340 race prepped H-Beam rods
  • 4340 Scat Crankshaft
  • Pro-Tru forged pistons by Wiseco
  • Performance plasma moly rings
  • Clevite 77 H-Series rod and main bearings
  • Internally balanced
  • Rotating assemblies are custom built for each order. Please allow up to 1-2 weeks lead times

    Please specify bore size!
     

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