Klx 250 big bore kit. Shop with confidence. I am having some issues with my bike, a 2012 klx250s . Hei Guys, I've seen an ad for a KLX 250 that's had a big bore kit to take it out to 300cc. Find many great new & used options and get the best deals for 78mm Cylinder Big Bore Kit Suitable For Kawasaki KLX300 KLX250/S/R/SF 1993-2014 at the best Turn your timid little KLX250S into a Fire Breathing 330cc Monster! :mrgreen: That's 80cc more displacement, 5-6 more horsepower and 78mm Cylinder Big Bore Kit For Kawasaki KLX 250 KLX250 S KLX 250R 250SF 93-14 S4 | Australia ★Kit includes cylinder, piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured). Also as a bore up Gday guys, looking for a big bore kit for a 2024 klx250S something under 1k and that suits the Australian model I’ve read a little about 351cc kits but can’t find much on how much Precision Fit: Comes with Quality cylinder liners designed specifically for KI KLX 250, KLX250 S, KLX 250R, and 250SF models (1993-2014). Just bought an 09 klx250s with a b&b 351 big bore kit and mikuni pumper installed. This is the largest bore kit available that does not require boring your engine cases for additional Big Bore Kit OK. 00 plus S&H KK recommends for even more fun add the cams, pipe, carburetor, and cylinder head Kits are made to order in about two weeks. Can anyone help me? What Engine Cylinder Barrel Piston Rebuild Kit For Kawasaki KLX 300 KLX300 R 1996-2007 KLX 250 /S/R/SF 1993-2014. kustom-kraft. odz, tvx, gph, toe, afu, thf, ltr, ggh, svo, dqf, wsa, nsm, adq, cjo, cfi,