thanks for the info, i also have to get an exhaust put on the sucker for roady but dont want to have to buy 2, i want to get a exhaust that will be ok for roady on an a12 wit 1x 40mm delorto, but want it to be really setup for the a14 bottom, a15 locomp head and the rest of the work that will be done to the motor. can anyone send me in the right direction of wat to ask for or who to goto please!!