A big-bore 270cc is good for a vet guy who wants the lightweight feel of a 250F, but maybe not the power of a 450. Also, for some less honest people out there, this could be a less expensive option, rather than building a full-on race engine. Jay Clark does a ton of these builds, but he wanted a bike he could use to beat up on his buddies on any given weekend.
Photos: Spencer Owens
Test: Kris Keefer
Build: Jay Clark
DeCal Works is a proud sponsor of Red Bull KTM Factory Racing and the Rockstar Energy Husqvarna Factory Off-Road team. Since 1989, DeCal Works has led the industry in quality and customer service by offering the best custom motocross grap...
Dirt Bike Magazine's Grey Ghost Yamaha YZ250F build was to make a good bike a little better.