Search found 2 matches

by milburn2990
19 Aug 2012 18:41
Forum: The 500
Topic: rubber manifolds MM32 and MM38
Replies: 2
Views: 5042

Re: rubber manifolds MM32 and MM38

The standard MM32 rubbers are not rubber, but a sort of VITON or NITRILE material a bit like an 'O' ring. I bought some new manifolds that seemed to made of rubber. They lasted about 200 miles before failing as I shut off down a long hill. The extended time under vacuum conditions caused the manifol...
by milburn2990
19 Aug 2012 18:25
Forum: The 500
Topic: Jetting and valve set up
Replies: 10
Views: 18198

Re: Jetting and valve set up

When I bought my 500 the carburation was rubbish. I have tried lots of things and the following is where I am currently. Idle jet 45 Needle X1 Atomiser 262T Starter jet 48 Float level 21 Main jet 125 Slide 40 The needle is 1 notch off the highest setting, although I suspect that this may be a notch ...