PISTON 040., 106.68mm

Restore the power and efficiency of your diesel tractor with this premium PISTON 040, 106.68mm oversize replacement part. Compatible with Ford 3000, 3600, 5000, and 6568 models, this piston is designed for engine rebuilds requiring a 0.040" oversize to improve compression and restore engine performance.

This replacement part matches OEM specs and replaces Massey Ferguson part numbers D6NN6108R, D4NN6108S, and 3910854, ensuring a precise fit and hassle-free installation. Crafted from high-quality, heat-treated alloy steel, it’s built for maximum durability under the extreme conditions common in tractor and farm engine use.

Whether you're a professional technician or performing a DIY rebuild, this 100% brand-new piston delivers OEM-level performance, longevity, and value. Keep your farm equipment running strong season after season with this reliable, heavy-duty tractor piston 040 oversize.