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Enginetech BC409J020 Main Bearings GM 4.8L 5.3L 5.7L 6.0L LS Engine Set .020 Undersize

Manufacturer

Picture for manufacturer Enginetech

Part Number

BC409J020
5 reviews
Sale Price

$34.54

In Stock (6)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

These bearings are manufactured to .020" undersize specifications, making them the correct choice for engine rebuilds where the crankshaft has been machined or reground.

Key Features:

  • Engineered for GM LS-series V8 engines: 4.8L, 5.3L, 5.7L, and 6.0L displacements
  • .020" undersize (0.020 inch / 0.508mm under standard) to accommodate reground crankshafts
  • Precision-manufactured to meet or exceed OEM tolerances for proper oil clearance and crank support
  • Bi-metal or tri-metal construction for enhanced wear resistance and durability
  • Full set includes all main bearing pairs required for complete engine assembly
  • Designed for use in professional engine rebuilding applications

Enginetech is a trusted name in engine rebuilding components, supplying professional machine shops and rebuilders with high-quality parts. The BC409J020 main bearing set is an essential component for any LS engine rebuild requiring an undersize crank, ensuring proper fitment, correct oil clearance, and long-term engine reliability.

Great price fast delivery

I’ve bought here a few times with great success

Very easy website to navigate and order from. Payment process was quick and easy as well. Delivery schedule was as promised and arrived as scheduled.

Good price

very easy to navigate

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