bigbore

What would this 066 red light sell for. New Hyway pop up big bore piston and head. New torch spark plug new handle not shown in pic. New ignition coil and plug wire new fuel line, new impulse line, and ported exhaust, might be installing ceramic bearings heard they’re good but not sure if...

Hello! I have noticed something that may or may not be an issue with my cylinder wich I just got from farmertec. the issue being that there is a lip on the cylinder head wich is between 0.4-0.6mm tall(Fig 1). If I was to sand this away I would end up with a 0.6-0.7mm gap on the exhaust port...

Hey all, on the verge of buying a 372xp xtorq, not sure if you can buy the non XT anymore or which is better, but I was thinking to put a big bore kit in it, and lightly porting it also. and I imagine the ignition would need to be adjusted with these mods also. Living in B.C. Canada we have...