BC412J.25 Main Bearing Set for 1985-2005 Isuzu, Jeep, Buick, Cadillac 2.8L, 3.1L, 3.4L [0.25 mm Undersize]
InfoVehicle Info Needed
ENGINETECHPART NUMBER: 416-BC412J.25

BC412J.25 Main Bearing Set for 1985-2005 Isuzu, Jeep, Buick, Cadillac 2.8L, 3.1L, 3.4L [0.25 mm Undersize]

$4199
ShippingShips on 11/09/2026
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GM/Chrysler/Dodge/Jeep
Main Bearing Set
  • 1985-2005 Isuzu, Jeep, Buick, Cadillac 2.8L, 3.1L, 3.4L
  • See Fitment Tab for All Applications
  • Size: 0.25 mm Undersize
  • Standard Bi-Metal Construction
  • Sold as a Set

    The Enginetech BC412J.25 is a main bearing set for GM/AMC/Isuzu, 2.8L 173, 3.1L 189, 3.4L 207 engines at 0.25 mm Undersize. Engineered to maintain proper crankshaft clearance and oil film.

    Enginetech BC412J.25 Main Bearing Set Features:

    • Fitment: GM/AMC/Isuzu, 2.8L 173, 3.1L 189, 3.4L 207
    • Size: 0.25 mm Undersize
    • Engineered to OE specifications for direct replacement
    • Note: w/large diameter main journal.: .25
    • Precision Bearing Support for Smooth, Reliable Engine Operation

      Enginetech Main Bearings are engineered to provide stable crankshaft support and consistent rotation, helping maintain proper oil clearance and long-term engine durability. Backed by Enginetech’s reputation as a trusted supplier to professional engine builders, these bearings are manufactured using advanced materials such as aluminum-silicon alloys and traditional copper-based designs to balance load capacity, wear resistance, and anti-friction performance. Designed with precision machining and optimized crush characteristics, they help ensure proper seating, heat transfer, and resistance to bearing rotation under demanding conditions. Available in standard and multiple undersizes for rebuild applications, Enginetech main bearings provide reliable fitment, improved durability, and consistent performance for a wide range of domestic and import engines.

    Part TypeMain Bearing
    Product LineEnginetech Main Bearings
    BrandENGINETECH
    Package Height2.5
    Package Width3.5
    Package Length7.0
    Weight1.0 PG
    Part CategoryReplacement Parts
    ConstructionStandard bi-metal
    Size0.25 mm Undersize
    QuantitySold as a set
    FitmentGM/AMC/Isuzu
    Part FitmentDirect Fit
    Engine Displacement3.4L 207
    Vendor Part NumberBC412J.25
    Package Qty1
    Package TypeEA

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