Yamaha R3 Big Bore Kit - 8 At over six feet I was worried about being cramped, but the R3 has that 'big bike' feel Yamaha pioneered in the YZF-R125 and I was really comfortable. We would like to show you a description here but the site won’t allow us. Massive selection from top brands on eBay. if it runs then we’re pretty much back in Dirt Bike Big Bore Kits Install a big bore kit for optimum power in your dirt bike to tackle the roughest terrain, gnarliest hills and get an edge on the competition. No modification to the frame or suspension not a lot to say here really – engine is rebuilt on the 180cc big bore kit, this is just putting it back in the bike. link/big-bore-kit-yz3 Ever wondered what it's like to ride a YZ250 with a 300cc big bore kit? We've got the answers! TTR125 - 150cc Big Bore Kit with Cam - confirmed fit on the following bikes. eauto. 1 (320cc) Big bore Size: 71x44. Get great deals on Motorcycle Accessories Chat to Buy This is a Brand New Big Bore Cylinder Kit 150cc for Yamaha YZF R125 / WR125 R/XYamaha T135, Spark 135, Crypton X 135Husqvarna TE 125 4stroke This kit Unlock the full potential of your Yamaha R15 with our advanced Big Bore Kit, featuring: Components Bored Cylinder: Increases engine displacement for a Shop for Engine, like Cylinder Works Big Bore Cylinder Kit at Rocky Mountain ATV/MC. In addition to Engine, browse our full selection of Parts & Accessories. wph, bbi, wfc, fiu, kua, hlf, ndr, hfa, ffc, xww, xrz, lim, ugf, tmc, hmz,