Description
When your tractor starts knocking or showing low oil pressure, it’s not something you can ignore until next season. This .030″ oversized main bearing kit gives you the solution you need when your crankshaft journals have been turned down during an engine rebuild. Whether your Ford or New Holland has been working the fields for decades or just hit some bad luck, this kit gets you back to reliable power when standard bearings won’t cut it anymore.
What You’re Getting
- Complete set of main bearings sized .030″ over standard for machined crankshafts
- Precision-manufactured bearings engineered to handle the loads of agricultural work
- Quality TISCO construction that meets or exceeds OEM specifications
- Proper bearing clearances for reliable oil pressure and long service life
Built for Engine Rebuilds
This kit is designed for engines where the crankshaft has been professionally turned down .030″ to clean up wear, scoring, or damage. It’s a common part of any serious engine rebuild when standard bearings no longer provide the proper fit and clearances your engine needs for reliable operation.
Made to Last
These bearings are manufactured to handle the constant loads, vibration, and temperature swings that farm tractors face every day. The bearing material and construction are designed to work with modern oils while providing the durability you need for thousands of hours of field work.
Installation Notes
This is definitely an engine-out job that requires proper machine shop work on the crankshaft. Make sure your crank has been professionally turned to .030″ undersize before ordering these oversized bearings. Always check bearing clearances with plastigage during assembly, and use proper torque specifications for main cap bolts.






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