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INSIDIOUS '86 · 01-07-2013, 02:28 PM

That would be excessive hydrocarbons. How's the timing? Where is your vac advance hooked to?
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01-07-2013, 02:28 PM	#2
INSIDIOUS '86 Registered User Join Date: Jul 2009 Location: washington Posts: 4,178	Re: Exhaust stinks!!! That would be excessive hydrocarbons. How's the timing? Where is your vac advance hooked to? Posted via Mobile Device __________________ 377 sbc thumpr cam autogear m23 muncie 3:73 Detroit trutrac 3''spintech prostreet mufflers xpipe 1 3/4 headers build thread !http://67-72chevytrucks.com/vboard/s...d.php?t=577217 Iroc gauge threadhttp://67-72chevytrucks.com/vboard/s...d.php?t=554511