Description
When you’re getting deeper into an engine rebuild and the block needs boring, .040 over is often where you end up after machine work. A worn cylinder that’s been heating up or burning oil usually needs this much material removed to get back to a smooth, round bore. This piston and ring set is sized exactly for that .040 overbore specification, so you can get your Ford engine back to running like it should.
What You’re Getting
- Precisely machined piston sized for .040 inch overbore cylinders
- Complete ring set with compression rings and oil control rings included
- Quality construction that handles the heat and pressure of diesel operation
- Direct replacement that installs with standard tools and procedures
- Tisco quality backed by years of field-proven performance
Built for Real Engine Rebuilds
This piston and ring combination is designed for Ford tractors that need a proper engine overhaul. When you’ve got cylinders worn beyond standard size, boring them .040 over gives you plenty of material to clean up the worst wear while keeping wall thickness strong. This is common work on older Ford engines that have seen years of hard service.
Made to Last
Engine rebuilds aren’t something you want to do twice, so this piston is built to handle the demands of farm work. The ring package provides the right compression and oil control to keep your rebuilt engine running efficiently for years to come. Quality materials and precise machining ensure proper fit and long service life.
Good to Know
This is part of a complete engine rebuild – you’ll need machine shop work to bore the cylinders to the correct oversize. Make sure your machinist knows you’re going .040 over so the bore size matches these pistons exactly. Gap the rings properly and take your time with the installation for best results.






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