Big Bore

[SmokeyJohn]

How much is the biggest bore i can get for my 88 Honda 300fw 4x4.How many extra cc's does this give me and will this cause anything to go wrong in my engine??What else do i need if i instal this besides piston, rigs

[honda300EXtreme]

four stroke tech
http://www.fourstroketech.net/


sells a 354 kit, and also sell a 380/390 kit,


check out the site and give it a look