4340 Forged
477

Features & Benefits

SCAT’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made.

  • Designed & engineered at SCAT
  • Precision ground & micro polished
  • Heat treated & ion nitrided
  • Straight shot & chamfered oil holes
  • Lightening holes & large radii on all journals
 

PONTIAC 4340 STD. WEIGHT FORGED CRANKSHAFTS

Part No.Short No.DescriptionStrokeRod LengthCrank PinWeight*Tech NotesNew
PONTIAC FORGED 4340 STANDARD WEIGHT CRANKSHAFTS 4-400P-4000-6700-2200 4400P42010 326-400 Mains 4.000 6.700 2.200 70.000
PONTIAC FORGED 4340 STANDARD WEIGHT CRANKSHAFTS 4-400P-4250-6700-2200 4400P42510 326-400 Mains 4.250 6.700 2.200 74.000
PONTIAC FORGED 4340 STANDARD WEIGHT CRANKSHAFTS 4-400P-4500-6700-2200 4400P45010 326-400 Mains 4.500 6.700 2.200 76.000
PONTIAC FORGED 4340 STANDARD WEIGHT CRANKSHAFTS 4-455P-4250-6700-2200 4455P42510 421-455 Main 4.250 6.700 2.200 77.000
PONTIAC FORGED 4340 STANDARD WEIGHT CRANKSHAFTS 4-455P-4500-6700-2200 4455P45010 421-455 Main 4.500 6.700 2.200 78.000
PONTIAC FORGED 4340 PRO SERIES LIGHTWEIGHT 4-400P-4000-6700-2200-2 4400P42010-2 326-400 Mains 4.000 6.700 2.200 69.000
PONTIAC FORGED 4340 PRO SERIES LIGHTWEIGHT 4-400P-4250-6700-2200-2 4400P42510-2 326-400 Mains 4.250 6.700 2.200 70.000
PONTIAC FORGED 4340 PRO SERIES LIGHTWEIGHT 4-400P-4500-6700-2200-2 4400P45010-2 326-400 Mains 4.500 6.700 2.200 72.000
PONTIAC FORGED 4340 PRO SERIES LIGHTWEIGHT 4-455P-4250-6700-2200-2 4455P42510-2 421-455 Main 4.250 6.700 2.200 73.000
PONTIAC FORGED 4340 PRO SERIES LIGHTWEIGHT 4-455P-4500-6700-2200-2 4455P45010-2 421-455 Main 4.500 6.700 2.200 74.000
PONTIAC FORGED 4340 SUPERLIGHT 4-400P-4000-6700-2200-3 4400P42010-3 326-400 Mains 4.000 6.700 2.200 66.000
PONTIAC FORGED 4340 SUPERLIGHT 4-400P-4250-6700-2200-3 4400P42510-3 326-400 Mains 4.250 6.700 2.200 67.000
PONTIAC FORGED 4340 SUPERLIGHT 4-400P-4500-6700-2200-3 4400P45010-3 326-400 Mains 4.500 6.700 2.200 69.000
PONTIAC FORGED 4340 SUPERLIGHT 4-455P-4250-6700-2200-3 4455P42510-3 421-455 Main 4.250 6.700 2.200 70.000
PONTIAC FORGED 4340 SUPERLIGHT 4-455P-4500-6700-2200-3 4455P45010-3 421-455 Main 4.500 6.700 2.200 71.000



*Weights (lbs) are approximate, actuals may vary