400EX 400X XR400 88mm Big Bore Kit +3 Cylinder 426 Top End Rebuild Redo Parts Cylinder Works Hi-temp piston rings

Hi-temp piston rings

Washable and reusable

If you want a certain brand part just ask (ifpart is back ordered this may cause a delay on your order)

and it is HALF THE WEIGHT of Chromoly

This is a bolt on kit

400EX 400X XR400 88mm Big Bore Kit +3 Cylinder 426 Top End Rebuild Redo Parts Cylinder Works Hi-temp piston rings12100 KCY 670, 4606M08800, C7826, 71016 4, 12191 KCY 673,12100 KCY 670, 12191 KCY 672, 13011 KCY 670, 13101 KCY 670, 90601 KA5 000, 13111 KCY 670, 12100 HN1 A70, 12191 KCY 672, 12251 HN1 003, 12391 KCY 671, 14560 KCW 851, 12100 HN1 A70, 12191 KCY 672, 13011 KCY 670, 12100 KCY 670, 4606M08800, C7826, 71016 4, 12191 KCY 673, 13011 KCY 670, 90601 KA5 000, 13103 KCY 67013111 KCY 670, 12251 HN1 003, 12209 KL4 005, 4040, 4606M08700, 4606M08800, 4667M08900,