t a  e 
REF NO. Part categories Parameter
ENGINETECH : 129000 Crankshaft
ENGINETECH : 104550 Crankshaft
ENGINETECH : 104500 Crankshaft
ENGINETECH : 104000 Crankshaft
ENGINETECH : 104450 Crankshaft
GM GENUINE : 12623074 Crankshaft
  • Length (IN): 18.9
  • Length (MM): 480
  • Main Bearing Cap Bolt Quantity: 8
  • Main Journal Bushing Width (in): 0.54
  • Main Journal Bushing Width (mm): 13.71
  • Main Journal Diameter (in): 2.91
  • Main Journal Diameter (mm): 74
  • Material: Steel
  • Rod Diameter (in): 2.48
  • Rod Diameter (mm): 63
  • Type: Internal Balance
ENGINETECH : 129700 Crankshaft
ENGINETECH : 128050 Crankshaft
ENGINETECH : 112950 Crankshaft
ENGINETECH : 112960 Crankshaft
ENGINETECH : 128060 Crankshaft
GM GENUINE : 12587041 Crankshaft
  • Engine Stroke (in): 3.4
  • Engine Stroke (mm): 86.36
  • Length (IN): 19.798
  • Length (MM): 502.88
  • Main Bearing Cap Bolt Quantity: 4
  • Material: Nodular Cast Iron
  • Type: One Piece Rear Seal
GM GENUINE : 12619107 Crankshaft
  • Engine Stroke (in): 3.38
  • Engine Stroke (mm): 85.852
  • Length (IN): 19.737
  • Length (MM): 501.33
  • Main Bearing Cap Bolt Quantity: 4
  • Material: Forged Steel
  • Type: One Piece Rear Seal
GM GENUINE : 96385403 Crankshaft
  • Engine Stroke (in): 3.208
  • Engine Stroke (mm): 81.483
  • Height (IN): 1.5
  • Length (IN): 4.15
  • Length (MM): 447.5
  • Main Bearing Cap Bolt Quantity: 2
  • Type: One Piece Rear Seal
  • Volume (cu in): 808.05 cu in
  • Width (IN): 8.05
ENGINETECH : 128000 Crankshaft
ENGINETECH : 203500 Crankshaft
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    Size/Parameters

    Annotated Parameter name Size range Unit