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73-87 Chevy _ GMC Trucks => Engine/Drivetrain => Topic started by: toddley73 on April 11, 2004, 11:51:00 pm

Title: smog junk
Post by: toddley73 on April 11, 2004, 11:51:00 pm
they just started the visual test on my 78 gmc for emmissions and i was wondering where i can find out what junk i had and where to get it?it has a 350 1/2 ton (6200 gvw) it is bored 30 over and headers. >:
smog junk

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Title: Re: smog junk
Post by: drewmech on April 23, 2006, 11:29:00 am
pre 86 shouldn't have any emmisions on it.

Title: Re: smog junk
Post by: 123 pugsy on April 23, 2006, 02:39:00 pm
If your gas guage reads:"UNLEADED FUEL ONLY",you should have cats.Also:EGR valve,pcv valve,charcoal evap cannister.