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  • Piston Ring Dimensions

    The piston ring is a ring that is set on a groove on a piston’s diameter. Its main purpose is to shut the expansion/combustion chamber and help the heat transfer from the piston to the cylinder wall.

    Piston Ring Dimensions: Ross HD Flat Top 22

    Part 99477 has "1/16, 1/16, 3/16" rings and weighs 428 grams. The rod is 6.000 inches long and the stroke is 4.000 inches. The bore is 4.165 inches. Piston 99476 has "1/16, 1/16, 3/16" rings and weighs 449 grams. The rod is 5.700 inches and the bore is 4.060. It weighs 449 grams. The stroke is 3.480.

    Piston 90011 has "1/16, 1/16, 3/16" rings and is 455 grams. The rod is 5.700, the stroke is 3.480 and the bore is 4.060. Piston 90754 has "1/16, 1/16, 3/16" rings and weighs 432 grams. The rod is 5.700; the bore is 4.040 and the stroke is 3.750.

    Piston 90006 has "1/16, 1/16, 3/16" rings and weighs 434 grams. The rod is 5.700 and the bore is 4.040. The stroke is 3.500.

    Piston Ring Dimensions: Ross HD Flat Top 22 List II

    Piston 90916 has "1/16, 1/16, 3mm" rings. The weight is 344 grams. The rod length is 6.250. The bore is 6.250 and the stroke is 3.480. Piston 90906 has "1/16, 1/16, 3/16" rings and weighs 341 grams. The rod is 6.250, the bore is 4.040 and the stroke is 3.480.

    Piston 90406 has "1/16, 1/16, 3mm" rings and weighs 362 grams. The bore is 4.040, the stroke is 3.480 and the rod is 6.125. Piston 90496 rings are "1/16, 1/16, 3/16" and weighs 372 grams. The bore is 4.040 and the stroke is 3.480. The rod is 6.125.

    Piston Ring Dimensions: Ross HD Flat Top 22 List II

    Piston 91466 has "1/16, 1/16, 3/16" rings. The weight is 392 grams. The rod is 6.000, while the bore is 4.040 and the stroke is 3.480. Piston 90976 has "1/16, 1/16, 3mm" rings and weighs 382 grams. The bore is 4.040 while the stroke is 3.480. The rod is 6.000.

    Piston 90946 rings are "1/16, 1/16, 3mm" and weigh 442 grams. The bore is 4.040, the stroke is 3.480 and the rod is 5.700. Piston 90006 has "1/16, 1/16, 3/16" rings and weigh 434 grams. The bore is 4.040 inches and the stroke is 3.480 inches. The rod is 5.700. 

    Piston Ring Dimensions: Ross HD Flat Top 22 List IV

    Piston 91456 has "1/16, 1/16, 3/16" rings and weighs 437 grams. The bore is 4.040, the stroke is 3.480 and the rod is 5.700. Piston 91416 has "1/16, 1/16, 3mm" rings and weighs 346 grams. The rod is 6.250, the bore is 4.035 and the stroke is 3.480.

    Piston 91426 has "1/16, 1/16, 3mm" and weighs 345 grams. The bore is 4.035 inches and the stroke is 3.480. The rod is 6.250. Piston 90486 has “1/16, 1/16, 3mm" rings and a 4.035 bore. The stroke is 3.480 and the rod is 6.125. The weight is 360 grams.

    The piston ring dimensions also help determine how it can regulate engine oil consumption. The ring grooves may vary depending on the vehicle type.

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