As our premium line, the Signature Series Rotating Assemblies represent the strongest package of rotating components you will find for your engine. The kit begins with a crankshaft that is based on a specialized non-twist 4340 steel forging and features gun drilled mains, lightened rod journals, micropolished journals and windage reducing Contoured Wing counterweights. Additionally, these premium cranks are pulsed plasma nitride heat treated for increased strength and durability, making them the best choice for serious racers. Finally, each kit comes with premium I-beam or H-beam rods, your choice of Diamond or Mahle brand forged pistons and premium King or Clevite engine bearings.
Additional Attributes:
GTIN: 00788120796804
Bore: 4.155
California Proposition 65: WARNING: This product contains a chemical known to the State of California to cause cancer, birth defects or other reproductive harm.
Compression Ratio w/ 64cc Combustion Chamber: 14.0:1
Connecting Rod Style: I-Beam
Cubic Inch Displacement: 420
Kit Type: Rotating Assembly Kit
Main Size: 400
Piston Material: 4032
Piston Style: Dome
Rod Length: 6.000
Rotating Assembly Series: Signature Series
Stroke: 3.875
Extended Information:
Emissions : Released
Life Cycle Status: Temporarily Unavailable
Packaging:
Quantity of Each: 1
Package UOM: KT
Dimension: 32 x 10 x 10 inches
Weight: 56 PG
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