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Post by gazza on Mar 6, 2013 22:50:26 GMT
I've a PX 125 catalyst and I am thinking of changing the exhaust what do you recommend and would I need to up jet
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andy66
Newbie
Leeds Crusaders S.C
Posts: 34
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Post by andy66 on Mar 7, 2013 7:42:53 GMT
sip road
probably have to go up a couple of jets.
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Post by gravelrashjr on Mar 10, 2013 10:19:16 GMT
Anything is better than the cat exhausts , an yes up jet/ jetting check is required every time you change ehaust
Might be worth having some one check timing also as its probably set for economy to match the exhaust, ( only done on the newer px `s though )
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