nice one bike mad thanks for your help so I would need the stage 1+2 what about them crank case breathers do you buy them separate or do they come with stage 2 ? im just trying to get my head round the xt ive only just bought it im a yam man but had a ccm with Suzuki engine ive sorted that one so im getting to grips with the xt ,oh while I think does stage 1 come with stage 2 or do you buy them separate thanks again bud ride safe trev