Tri-Power Tech 57-66 Tri-Power Talk

          
 
 
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Old 12-19-2012, 07:51 PM
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Hurst65 Hurst65 is offline
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Join Date: Nov 2006
Location: Kingwood TX (N.E. Houston)
Posts: 454
Default Stinky Tri-Power! Help Please!!

Guys,
I need some help with my tri-power. The exhaust stinks really bad! It's almost to the point that I can't stand even starting it up. It get in my clothes, my hair, my nose, and my eyes. It stinks! Yuck! I hate that nasty exhaust smell. Once you've been around it you have to take a hot shower to get it off. Ugh!

I tried messing around with it today but, I still can't get rid of it. So, if you guys don't mind, I need some help. I'm ok at tuning but, I'm by no means great.

The engine is a 400 (.040" over), 11:1 compression, zero decked, with a Crower 60243 cam. Nice cam, BTW!

The tri-power is a correct '65 tri-power set up.
I think the jets are 72-66-72. (It's been a while.... I'm not totally positive)
The idle tubes were drilled out several years ago when I had the Comp XE-284 cam (barf!). I think I drilled them out to something like .035".
The idle/air mixture screws are turned out 3 turns. If I turn them in to less than 1 turn, the engine wants to die.
I'm pulling about 11" of vac. at idle (with the vac. advance disconnected)
I clipped 3 or 4 coils off of the power valve spring.

I'm running a stock type distributor with a Summit box. The points are just a trigger.

The car runs good. It idles at about 950-1000 RPM. It pulls good through the RPM range.

I'm out of ideas....

Thanks!
Eric

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1965 GTO, 408 tri-power, 4 speed, Currie 12 bolt w/3:42's, Hurst wheels
 


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