I have a stock xt350 which runs great , is there any big bore kits out there or are there any other ways of getting more power from these engines??????????????????/

Exhaust & Jetting is always a good place to start with XT's.

I have a stock xt350 which runs great , is there any big bore kits out there or are there any other ways of getting more power from these engines??????????????????/

depends on what year it is, early XT's made about 30+BHP and later ones were restricted to around 20 odd BHP but i tink it's easy to derestrict them.

why do you need more power??

I have a stock xt350 which runs great , is there any big bore kits out there or are there any other ways of getting more power from these engines??????????????????/

TTS do a big bore kit for it heres there repsonse to my enquiry:-

we can supply a JE piston in 88mm (362cc) for xt350, piston comes with pins, rings & locks. cost £188inc vat & post, you will need to use a stock head gasket opened out to suit.

we can rebore your barrel if required for £50.

give us a ring on 01327 858212 if you wish to order best regards Paul

Good luck!

depends on what year it is, early XT's made about 30+BHP and later ones were restricted to around 20 odd BHP but i tink it's easy to derestrict them.

hey wat models are 30bhp and 20bhp am currently looken at a G reg 1987 in black and red from uk will this be a 30bhp or a 20bhp thanks

I have a UK 87 model (in bits right now) and its 30BHP. Well it was when it left the Yammy factory

check your engine intake stub. iv seen two of them that had webs fitted into them which mite explain some of the power lose