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10 Best automotive replacement engine main bearings in Canada
Best Choice01King Engine BearingsKing Engine Bearings MB5116HP010 Main Bearing Set
Main highlights- Undersize -0.010 in: Specifically designed for applications requiring an undersized main bearing
- Material - Metal: Built with high-quality metal for durability and long-lasting performance
- Lubricant Type - Grease: Compatible with grease lubricant type for smooth operation
- King Bearings HP Main Bearing: Mopar RB-Series/Hemi Kit P/N MB5116HP010
- Item Type - Main Bearing Set: Complete set for main bearing replacement
- Bore Diameter - 4.055 inches: Features a precise 4.055 inches bore diameter for a perfect fit
9.8Exceptional
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- 02
Clevite 77Clevite MS-909P Engine Crankshaft Main Bearing Set
Main highlights- Provides a margin of forgiveness for vehicles that don't get maintenance service as often as they should
- Manufactured from cast copper-lead, increases fatigue strength by approximately 20% compared to powdered metal processes, referred to as sintering, which is used by the competition
- Additional embed ability makes it a good choice for older engines
9.5Excellent
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- 03HUFEWU
Main & Rod Bearings Kit Fit for Chevy GM SBC 350 305 327 307 5.7L 5.0L V8
Main highlights- Superior performance: Kit's high-strength materials and structural design easily withstand harsh working conditions, providing stable operation and resisting wear and tear
- Precision Manufacturing: Bearings' precise tolerances and smooth surface finish significantly reduce friction and vibration, enhancing engine running smoothness and power delivery efficiency
- Precise Fit: Kit fit for Small Block Chevy SBC 5.7L 5.0L engines, 302: 1968-1969 (with Large Journal Crank), 305: 1976-2002, 327: 1968-1969 (with Large Journal Crank), 327: 1968-1969 (with Large Journal Crank), 350: 1968-2002 Geni Engines, replace MS909A BC296J BB253J MS909P 8-2555A CB663P MS-909A CB663A
- High-Quality Materials: Main and connecting rod bearing kits are constructed of high-quality aluminum for excellent fatigue resistance and durability, ensuring stable operation under high-temperature and high-pressure engine environments and extending service life
- Easy Installation: Main and connecting rod bearing kits are quick and easy to install, requiring no additional machining. Replacement is effortless and ready for immediate use, saving both worry and effort
9.4Excellent
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Value for Money04Michigan MotorsportsMichigan Motorsports LS Main Crank Bearings Standard Size SI-Series | Fits Gen III/IV 4.8L 5.3L 5.7L 6.0L 6.2L LS Engines | Complete Bearing Set for Stock or Performance Builds
Main highlights- SI-Series Performance Design: Engineered for stock and performance LS engines using factory crankshafts, delivering dependable oil control, improved durability, and reliable bearing performance for street builds, rebuilds, and higher-output LS combinations.
- Improved Crankshaft Surface Conformity: Designed to help smooth microscopic surface imperfections on nodular cast iron crankshafts, supporting improved bearing life, reduced wear, lower vibration, and quieter operation during long-term engine use.
- Fits Gen III and Gen IV LS Engines: Designed for 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS-based V8 engines, including LS1, LS2, LS3, LS6, LQ4, LQ9, L92, L94, L76, L77, LY6, L96, and other common LS car, truck, SUV, and swap applications.
- Complete Standard Size Main Bearing Set: Includes a full set of five standard-size LS main bearings for complete engine installation, making this kit ideal for Gen III and Gen IV LS rebuilds, stock refreshes, and performance bottom-end assembly using factory crankshaft dimensions.
- Bi-Metal Silicon Aluminum Construction: Built with a bi-metal silicon aluminum design that provides excellent load capacity, wear resistance, and long service life while supporting proper bearing function in demanding Gen III and Gen IV LS engine environments.
9.2Excellent
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- 05WFHQSM
STD Main & Rod Bearings Kit Fits for Chevy GM 1968-2002 SBC 350 305 327 307 5.7L 5.0L V8 Car & Truck Engines - 2.450in Journal Standard Size Replaces# MS909A BC296J BB253J CB663A 8-2555A
Main highlights- The brand philosophy of WFHQSM is to provide you with cost-effective services while reducing costs. This ---- is a perfect factory replacement and worth buying!!!
- Specifications: Standard Size Clearance, 2.450in Crankshaft Journal
- Replace Part Number: MS909A, BC296J, BB253J, MS909P, 8-2555A, CB663P, MS-909A, CB663A
- High fatigue resistant three-layer alloy structure: Composed of steel backing, copper lead or aluminum tin alloy intermediate layer, and electroplated wear-resistant surface layer, it has excellent fatigue resistance and embeddedness, and can withstand continuous impact under high-speed and high load conditions
- Compatible with: Small Block Chevy SBC 5.7L 5.0L engines, 302: 1968-1969 (with Large Journal Crank), 305: 1976-2002, 327: 1968-1969 (with Large Journal Crank), 327: 1968-1969 (with Large Journal Crank), 350: 1968-2002 Geni Engines. More detailed reference description
8.9Very Good
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- 06Vroelos
Vroelos STD Main & Rod Bearing Set, Replacement for Chevy LS 4.8 5.3 5.7 6.0 6.2L Engine 1997-2013 LS1 LS2 LS3 V8, Standard Size Crankshaft Connecting Rod Bearing kit MS2199P CB663P CR807SI MS-2199P
Main highlights- 【Wide Vehicle Compatibility】 Fits a variety of vehicles, including Cadillac CTS, Escalade, Chevrolet Avalanche, GMC Sierra, Isuzu Ascender, Saab 9-7x, and Pontiac Firebird. See the full list of compatible vehicles in the product description.
- 【Reference Part Number】MS2199P CB663P CR807SI MS-2199P 7298MA CB663A MS909A MS909P 2555A 4663MA
- 【Perfect Fit for GM Gen LS Engines】Designed specifically for 1997-2013 Chevrolet and GMC vehicles equipped with Gen LS engines, including 5.3L, 6.0L, 6.2L, 4.8L, and 5.7L models.
- 【High-Quality Construction】 Crafted from premium materials to ensure durability and longevity. These bearings meet or exceed OEM standards for performance and reliability.
- 【Complete Set】 Includes a full set of standard-size rod and main bearings, ensuring you have everything needed for a successful engine rebuild or maintenance project.
8.8Very Good
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- 07Armker
STD Main & Rod Bearings Kit Compatible with Chevy GM SBC 350 305 327 307
Main highlights- [Specifications] Standard Size Clearance, 2.450in Crankshaft Journal, Replace Part Number: MS909A, BC296J, BB253J, MS909P, 8-2555A, CB663P, MS-909A, CB663A.
- [Precise fit] These bearings manufactured to meet OE specifications, offer precision and standard clearance, minimizing wear, deliver stable operation in mid-load SBC 5.7L 5.0L engines, ideal direct replacement for engine rebuilds, lasting durability and precise fitment.
- [Fitment] Compatible with Small Block Chevy SBC 5.7L 5.0L engines, 302: 1968-1969 (with Large Journal Crank), 305: 1976-2002, 327: 1968-1969 (with Large Journal Crank), 327: 1968-1969 (with Large Journal Crank), 350: 1968-2002 Geni Engines. More detailed reference description.
- [Features] Main & rod bearings are crucial for supporting the crankshaft and preventing metal-to-metal contact between the crankshaft and engine block, Regularly inspecting and replacing these bearings can significantly reduce the risk of engine damage and ensure reliable performance over time.
- [Customer Support] ARMKER is dedicated to making engine rebuilds easier, with years of experience supplying high-quality repair parts. One-year unlimited-mileage support. If you have any questions, please write to us and we will definitely give you a satisfactory answer.
8.7Very Good
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- 08munirater
munirater Connecting Rod Main Bearings Set Replacement for Chevrolet Gen III IV L-S Engines 4.8 5.3 5.7 6.0 6.2 1997-2013
Main highlights- Support and Load-bearing: It withstands explosive pressures transmitted by the piston-connecting rod assembly, reciprocating inertial forces, and the crankshaft's own weight, ensuring smooth crankshaft rotation
- Reduce Friction: When the crankshaft rotates at high speed, an oil film is formed, which changes dry friction between metals into fluid friction between lubricant films, greatly reducing wear
- Part Number: Replacement for MB2199 CB663 7298MA BC409J BB253J
- Maintain Oil Pressure: Its design clearance is the key to forming the pressure in the engine's main oil passages, which provides the basis for the entire engine's lubrication system
- Applicability: Replacement for Chevrolet Gen III IV L-S Engines 4.8 5.3 5.7 6.0 6.2 1997-2013
8.6Very Good
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- 09RATCHROLL
RATCHROLL 66Pcs Main and Rod Bearings with Piston Rings Set for GMC for Chevy LS Gen III IV 4.8L 5.3L Engine L20 LY5 LM7 LR4 L33 L59 LH6 LC9 LS4 LY2 LMG No.MS2199/BB253J/CB663/41859CP
Main highlights- [Replace OE Number] 2M4978/BC409J/BB253J/MS2199/BB253J/CB663/41859CP/MS2199P/CB663P/C96008. The main bearing is an important bearing between the crankshaft and the frame, it is one of the most important bearings in the engine, the main role is to support the crankshaft, reduce wear, reduce noise.
- [Package Include] 10 x Main Bearing Kit, 16 x Rod Bearing Kit, 16 x Piston Rings Kit, 8+16 x Oil Rings Kit. Please confirm the Main Bearings and Rod Bearing which are consistent with the engine model of your car, before purchasing.
- [Installation]1. Clean and inspect the engine block, crankshaft, and bearingsurfaces for any debris or damage.2. Install main bearings into the engine block, ensuring properalignment of oil holes. Position the crankshaft and secure withmain bearing caps, torquing to specifications.3. Install rod bearings into the connecting rods, aligning oil holesAssemble the pistons onto the rods and insert into the engineblock.4. Torque rod caps to specifications and check for properclearance and fit.
- [Function] This bearing set is designed to replace worn-out components in the engine, ensuring smooth operation and proper sealing of the crankshaft and connecting rods.
- [Fitment] Bearing Kit for Chevy 4.8L 1999-2016 Light Truck, for Chevy 5.3L 1999-2013 Car and Light Truck, for Chevy Silverado Tahoe Suburban 1999-2013, for GMC Sierra Yukon 1999-2013, for LS Gen III IV 4.8L 5.3L V8 engines 1999-2016, 3.78" Bore, including LM7 LR4 L59 LS4 LY2 L20 LY5 LMG LH6 LC9 L33.
8.5Good
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- 10
Sealed Power
Sealed Power 4125M Main Bearings Ford Small Block 221-302 Standard
Main highlights- Sealed Power Engine Crankshaft Main Bearing Set 4125M
8.3Good
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