3000 and 4000 3 cylinder series tractors only when they require a 3" piston (if you have this model of tractor
The vintage Allis Chalmers logo stands out proudly on the front
He's an expert on most makes and models of tractors
see item GR1723
D9NN9F593CA
Piston and Ring Set, 3 1/8" M Engine 3000 and 4000 3 cylinderPiston with single ring, 3 1 8" diameter. This piston would originally have had metal rings, but has since been updated to this single groove piston. Fits the following models: 133, 135, 140, 152, 165, 20C, 20D, 20E, 20F, 230, 230 US Built, 231, 240, 245, 250, 265, 282, 282 US Built, 30E, 40E, 50, 550. Please note that some of these models could have a swapped piston (different from the original factory piston). We recommend removing and measuring