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551085-B0P Transmission Adapter for GM Gen III/IV LS, Gen V LT Engine to Buick, Olds, Pontiac (BOP) Transmission
InfoVehicle Info Needed
ICT BILLETPART NUMBER: 335-551085-B0P

551085-B0P Transmission Adapter for GM Gen III/IV LS, Gen V LT Engine to Buick, Olds, Pontiac (BOP) Transmission

$24999
ShippingShips on 11/09/2026
Lowest PriceLowest Price Guarantee

B.O.P.
Transmission Adapter
  • GM Gen III/IV LS, Gen V LT Engine
  • Buick, Olds, Pontiac (BOP) Transmission
  • Thick Design for Max Thread Engagement
  • Includes:
    • Billet Aluminum Adapter
    • Crankshaft Hub Adapter
    • Extended Length Dowel Pins
    • Hardware

      This ICT Billet 551085-B0P Transmission Adapter will allow a Buick, Oldsmobile, or Pontiac Transmission to be bolted to a GM LS or LT engine. The ultra-thick design provides maximum thread engagement and the machined steel crankshaft hub adapter aligns the torque converter with the crank.

      • Bellhousing Adapter for Transmission Interchange

      ICT Billet Bellhousing Adapter Plate Kits provide all necessary components to swap a GM LS engine into vehicles with alternate transmissions.

    Part TypeTransmission Adapter
    Product LineICT Billet Bellhousing Adapter Plate Kits
    BrandICT BILLET
    Package Height2.35
    Package Width10.35
    Package Length17.4
    Weight3.62 PG
    Part CategoryPerformance Parts
    PositionTransmission
    QuantitySold as a Kit
    MaterialBillet Aluminum
    Adapter FinishNatural
    Part FitmentSemi Universal
    Transmission TypeBOP
    Vendor Part Number551085-B0P
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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