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MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781

MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781
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MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781 MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781 MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781 MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781 MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781 MerCruiser OMC GM 2.5L 4cyl Crankshaft Bearing Cap Set 1972-1986 397014 3872781
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Part Numbers (GM / MerCruiser / OMC Stringer / OMC Cobra)

  • Intermediate and Front Crankshaft Bearing Cap x4
    • GM 3749951 (Casting-sometimes this was different or not visible as this actual stamped number likely changed over the years)
    • MerCruiser 35310
    • OMC (GM 3970194)
  • Rear-Crankshaft Bearing Cap
    • MerCruiser 49954
    • OMC (GM 3928975)
  • Crankshaft Bearing Cap to Cylinder Block Bolt (2-31/32")
    • MerCruiser 10-46717
    • OMC (GM 3872781)
    • Pre-1972 2.5L engines typically used a shorter bolt that measured 2-23/32"

General Application / Compatibility

  • MerCruiser & OMC GM 2.5L 4cyl 120hp 153CID applications roughly 1972-1986 (For MerCruiser applications Serial Number 1951140 & Up)

​​​Other Details

  • Freshwater Used Parts
  • Overall Good Condition!

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