Re: Derbi Variant PHBG 17,5 AD #2585

Dave & Bummerzz /
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> Mike Mayer Wrote:

> -------------------------------------------------------

> Using now 78 main jet and W7 needle.

>

> Any advice for the idle jet? It is now 42. The PHBG 17,5 AD came with a

> 55 idle jet, which I think is too big.

on similar Derbi builds I've used 36-42 pilot jets, so you're probably pretty close.

I've had so many NGKs come bad straight out of the box that I no longer buy them. I switched to champion plugs exclusively.

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