popping on a trailing throttle ...
hmmm, i'm wondering if this is what my spit does. when i have her revved
fairly high (3500-4500 rpm) or i'm powering up a hill and i let off
the throttle sharply, i get a good pop from exhaust system. is this what
you are talking about here?
thanks!
-- michael galloway
'78 spitfire
On Thu, 20 Mar 1997, Shane F. Ingate wrote:
> I spoke with a talented local carb rebuilder here in San Diego,
> Rick Walker, about rebushing the carbs. It isnt easy. As an interim
> measure, he suggested MMO. Why? His reason was that the wear on the
> throttle shafts allow a flutter (in the butterfly - no pun intended),
> and that going to MMO would allow the dampener to react more quickly to
> compensate for the flutter than if I stuck with the heavier engine oil.
> Not a 100% solution, but he said I should notice an improvement (my
> biggest problem is popping on a trailing throttle).
>
> I'll let you know how it goes....
>
> Shane Ingate in San Diego
>
>
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