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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