Engine

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 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 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 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 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 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 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 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 KTM350SX-F 11-23/FC350 14-24 13.5:1 (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 11-23/FC350 14-24 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 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 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 KTM450SX-F 23-24 + FC450 23-24 13.1:1 (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...

ProX Piston Kit KTM450SX-F 23-24 + FC450 23-24 13.1:1 (94.97mm) 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 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 KTM500EXC 20-23 / Husqvarna FE 501 20-23 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...

ProX Piston Kit KTM 500 EXC-F 20-23 / Husqvarna FE 501 20-23 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...

ProX Piston Kit KTM500EXC 20-23 / Husqvarna FE 501 20-23 12.75:1 (94.97mm) 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...

ProX Piston Kit KTM50SX 01-08/KTM50 Advntr 02-08 (39.46mm) 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 KTM50SX 09-23 + TC50 17-23 (39.46mm) 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 KTM50SX 09-23 + TC50 17-23 (39.47mm) 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 KTM50SX 09-23 + TC50 17-23 (39.48mm) 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 KTM 65SX 09-23 + TC65 17-23 (44.96mm) 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 KTM 65SX 09-23 + TC65 17-23 (44.97mm) 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 manufacturers...

ProX Piston Kit KTM 65SX 09-23 + TC65 17-23 (44.98mm) 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 manufacturers...

ProX Piston Kit KTM 65SX 09-23 + TC65 17-23 (44.99mm) 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 KX125 03-08 (53.95mm) 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 Kits...

ProX Piston Kit KX125 03-08 (53.96mm) 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 Kits...

ProX Piston Kit KX125 98-00 (53.97mm) 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 manufacturers. ProX Piston Kits...