Crankshaft Main Bearing Set for Toyota Engines

Keep your engine smooth and quiet with a precision main bearing set ⚙️. These shells support the crankshaft, hold oil clearance, and keep the rotating assembly centered. Perfect for rebuilds or preventive maintenance when you notice wear, low oil pressure, or metallic noise. OEM-quality fit ensures long life in tough off-road and commercial use.

Why you need it

The bearings form a micro-thin oil film that separates metal surfaces. Correct clearance lowers friction, stabilizes idle, and protects journals during heavy loads and high heat. A must during engine overhauls and when restoring oil pressure in high‑mileage Toyota powertrains.

How it works

Each half-shell seats in the block and cap, with oil holes and grooves feeding pressurized lubricant. The layered alloy (steel backing with soft overlay) traps tiny debris, while the anti-friction surface lets the crank spin freely at all RPMs .

When worn or damaged

Common signs: start-up knock, low oil pressure, copper tint on shells, metal shavings in the sump, hot idle rattle. Ignoring it risks spun bearings, scored journals, and a seized engine—very costly crank and block repair.

Fitment & tips

Measure journal size, choose the correct grade, clean saddles, align oil holes, use assembly lube, and torque caps to spec. Always plastigage clearance and replace thrust bearings if required .

Compatibility

• Coaster
• Land Cruiser
• Land Cruiser 100
• Land Cruiser S/T,H/T