SB Chevy 350 Wissota Concept Rotating Assembly Kit - CP -6.8cc Flat Top Pistons

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SB Chevy 350 Wissota Concept Rotating Assembly Kit - CP -6.8cc Flat Top Pistons, Manley Crank


Manley Forged Crankshaft 3.480 Stroke, Eagle SIR 5.7 Rods, CP Forged -6.8cc Flat Top Pistons, Wissota Concept Legal Kit

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⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to
Manley 4340 Forged 3.480 stroke crankshaft
Eagle SIR 5140 forged steel 5.7 Bushed I-Beam rods with 3/8 ARP rod bolts
CP Forged -6.8cc pistons with file fit performance rings
King performance rod and main bearings.
This kit is not balanced, Internal balancing required before installation.

Compression Ratio with 58cc heads: 10.73:1
Compression Ratio with 64cc heads: 10.01:1
Compression Ratio with 70cc heads: 9.39:1
Compression Ratio with 76cc heads: 8.84:1

Compression ratios figures are calculated based on piston .005 below the deck, 4.030 bore, (1003) Fel-pro gasket specs .041 Thick 4.166 bore diameter

Additional Information

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  • Vehicle Make
    Chevy SB
  • Manufacturer
  • Balanced Assembly
  • Balance Type
  • Crankshaft Material
    Cast Steel
  • Crankshaft Stroke
  • Piston Brand
  • Piston Type
    Flat Top
  • Rod Length
  • Rear Main Seal
    2 Piece
  • Piston Material