Piston Kits and Rings

ProX Piston Kit Husqvarna FE450 20  12.75:1 (94.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers...

ProX Piston Kit Husqvarna FE450 20  12.75:1 (94.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers...

ProX Piston Kit KTM450SX-F13-21/450SM-R13-14 12.6:1 (94.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM450EXC 12-20/Husqvarna FE450 14-19 (94.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM450EXC 12-20/Husqvarna FE450 14-19 (94.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM300EXC 04-16/Husqvarna TE300 14-16 (71.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM300EXC 04-16/Husqvarna TE300 14-16 (71.94mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 300EXC TPI 18-23 + TE 300i18-23 (71.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 300EXC TPI 18-23 + TE 300i 18-23 (71.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 300EXC TPI 18-23 + TE 300i 18-23 (71.94mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM300EXC 17 + TE300 17 (71.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX...

ProX Piston Kit KTM300EXC 17 + TE300 17 (71.94mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX...

ProX Piston Kit KTM350EXC-F 12-16/Freer12-17 12.3:1 (87.97mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM350SX-F 11-21/FC350 14-21 13.5:1 (87.98mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM250SX-F 16-21/FC250 16-21 14.4:1 (77.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX 03-23 + KTM 250EXC 06-23 (66.37mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX 03-23 + KTM 250EXC 06-23 (66.36mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX 03-23 + KTM 250EXC 06-23 (66.35mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX 03-23 + KTM 250EXC 06-23 (66.34mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit Husqvarna TC250 10-11/TE/TXC250 10-12 (78.98mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit Husqvarna TC250 06-07/TE250 06-09 (75.98mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit Husqvarna TC250 06-07/TE250 06-09 (75.97mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit Husqvarna TC250 06-07/TE250 06-09 (75.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX-F13-15/250EXC-F 14-23 13.9:1 (77.97mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX-F13-15/250EXC-F 14-23 13.9:1 (77.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine...

ProX Piston Kit KTM 250SX 03-04 ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a...

ProX Piston Kit KTM200EXC 98-16 (63.94mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston...

ProX Piston Kit KTM150SX 16-20 + 150XC-W 17-19 (57.96mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers...

ProX Piston Kit KTM150SX 16-20 + 150XC-W 17-19 (57.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers...

ProX Piston Kit KTM144SX 08 + KTM150SX 09-15 (55.95mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers...