I see what you mean now. OK, if carb is not leaking out onto motor, that's good. As you know fuel will squirt down throat. So your complaint is smell not spill/leak?...and no mention of performance loss. No hesitation, no bog, no backfire????????????????

I will let the gurus take over.

Right is right, even if everyone is against it, and wrong is wrong, even if everyone is for it. - William Penn