YOU!!! Call us for the latest Engine designs. We have over 35 years in the business. We can design and build your custom engine. With more Motocross Championship Titles in District 27 than any other speed shop in the Northwest we are constantly improving our research and development to meet the customers needs.Super Mini: 100cc-105cc-112ccRM, KX, YZ, CRStroker engines available.All 4 stroke MX engine repair, modifications and service, call for pricing.4 stroke 150 mod spec parts. Call for further info.AMA has several class changes for the 2008 season.Class 24 85cc (9-11) stockClass 25 85cc (9-11) modifiedClass 28 Supermini 1 (12-15)Class 29 Supermini 2 (14-16)Class 30 Schoolboy 1 (12-16) B/C:86-125cc 2 stroke/75-150cc 4 strokeClass 31 Schoolboy 2 (14-16) B/C:100-144cc 2 stroke/126-250cc 4 stroke Call Nick- (360)903-4244