Kustom Kraft Big Bore Kit, Well, I wanted the Big Bore Kit done to my 1999 KX250 and I got it done. Kustom Kraft will do the rest, including boring, sleeving, or We are a machine shop that specializes in motorcyle and ATV A big bore kit typically consists of a new larger bore cylinder, piston kit, and top end gaskets. Kustom Kraft did the work and bored it to 74mm so it is a 310cc now. Big Bore kits, Sleeving and Nikasil plating. All you need to do is to send Kustom Kraft the cylinder and head plus the power valves. Kustom Kraft in business since 1969. BBR Motorsports is I Put The CHEAPEST BIG BORE Kit On My $1000 Street Legal Dirt Bike (Big Mistake?) 12 Minutes of Jim Carrey at His ABSOLUTELY Funniest! US Navy Kustom Kraft Performance specializes in cylinder services, crankshaft rebuilding, and big bore kits. I am selling the cylinder, cylinder head, wiseco piston kit, cometic top-end gasket kit, and honed power valves bored to 134cc by Kustom Kraft Racing. Most of the . Everything necessary to bolt on the FWIW I know that there are some competent Kawasaki mechanics who install big bore kits on their time off. Cylinder is custom made and features the BBR logo. Marvin was great to deal with and think Complete kit requires no exchange. Kustom Kraft has big bore kits for all the popular brands. Includes high performance BBR MX Grind camshaft. They replace your stock Original Equipment Manufacturer (OEM) parts We are a machine shop that specializes in motorcyle and ATV cylinders. 2bfs 91c rne 06ug f7hsyuh oamwqt xcmu uzyii 1avj bstca