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Clevite GMC Pass & Trk 366 6.0L 396 6.6L 402 6.6L 427 7.0L 454 7.4L Main Bearing Set Clevite CLEMS829H
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Clevite GMC Pass & Trk 366 6.0L 396 6.6L 402 6.6L 427 7.0L 454 7.4L Main Bearing Set

Clevite
CLEMS829H
027067543073
Bearings
Out of stock
$ 307.36

SKU: MS829H | UPC: 027067543073

Clevite GMC Pass & Trk 366 6.0L 396 6.6L 402 6.6L 427 7.0L 454 7.4L Main Bearing Set MS829H

Engineered for Big Block Chevy engines in classic Chevrolet and GMC trucks, vans, and performance cars, this Clevite MS829H main bearing set delivers precise support for crankshaft mains. Compatible with 366 6.0L, 396 6.6L, 402 6.6L, 427 7.0L, and 454 7.4L displacements across 1965-2000 models. Tri-metal construction provides consistent oil film strength for daily driving or high-horsepower builds.

Key Features

  • Tri-Metal Design: Hardened steel backing with nickel-faced copper-lead overlay and polymer coating resists fatigue and scoring under high loads.
  • Precision Tolerances: Matched to OEM specs with tight clearances for optimal oil flow and reduced vibration in 396-454 engines.
  • High-Load Capacity: Supports boosted or stroked big blocks up to 700+ HP while maintaining bearing life.
  • Break-In Ready: Factory-applied coating minimizes initial wear during engine assembly and startup.
  • Complete Set: Includes all main bearings (5 total) for full crankshaft support in Mark IV and Gen V/VI BBC blocks.

Product Notes

  • Standard size (0.0099-0.0104" clearance). measure crank journals before install.
  • Use high-quality assembly lube on bearings and verify torque specs.
  • Ships in protective packaging. store flat to avoid distortion.

Installation Notes

  • Professional installation recommended.
  • Inspect crankshaft mains for out-of-round or taper exceeding 0.0005". polish if needed.
  • Compatible with stock main caps. ARP studs advised for high-performance applications.

This Part Fits

Year Make Model Submodel
1966-1975 Chevrolet El Camino Base
1968-1974 Chevrolet El Camino Custom
1968-1974 Chevrolet El Camino SS
1996-2000 Chevrolet Express 3500 Base
1996-2000 Chevrolet Express 3500 LS
1968-1969 GMC C15/C1500 Pickup Base
1973-1974 GMC C15/C1500 Pickup Base
1968-1969 GMC C15/C1500 Suburban Base
1979-1980 GMC C1500 Base
1979-1980 GMC C1500 High Sierra
1968-1969 GMC K15/K1500 Pickup Base
1969 Chevrolet Camaro RS
1967-1972 Chevrolet Camaro SS
1966-1972 Chevrolet Caprice Base
1965-1974 Chevrolet Corvette Base
1975-1999 Chevrolet P30 Base
1970-1974 Chevrolet Monte Carlo Base
1996-2000 GMC Savana 3500 Base
1975-1980 Chevrolet C10 Custom Deluxe
1975-1986 Chevrolet C20 Silverado
1979-1986 GMC C3500 Base
1979-1986 GMC K3500 Sierra Classic

Why Choose Clevite?

  • Engine builder favorite with decades of motorsport wins.
  • Tri-metal bearings used in OEM and racing applications.
  • Engineered in USA for exact fit in BBC engines.

Frequently Asked Questions

  • Q: Which engines does MS829H fit?
    A: Fits Chevrolet Big Block 366 6.0L, 396 6.6L, 402 6.6L, 427 7.0L, 454 7.4L in trucks, vans, cars 1965-2000.
  • Q: What material is used in these bearings?
    A: Tri-metal with steel back, copper-lead overlay, and polymer flash for superior strength and break-in.
  • Q: Is professional installation required?
    A: Recommended. requires crank inspection, Plastigage for clearances, and proper torque (70-80 ft-lbs mains).

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Cardboard box 9.5 x 6.5 x 1.75 inches
  • Weight: 1.85 lbs

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