The Hot Cam Stage 3 Cam delivers powerful performance for those looking to succeed in the motocross and desert racing arenas with their TRX ATV and XR400R dirt bike. The Hot Cam Stage 3 Cam is recommended for big bore and stroker applications, does not make use of the decompression mechanism and is recommended for use only in motocross and desert racing applications. Additionally, the Hot Cam Stage 3 Cam retains the use of stock OEM valve springs and rockers.