running rich

toyotawolf762

09-30-2005, 05:43 PM

ive got an 85 silverado with 305 auto...it seems to be runnin rich...smokes prety good when first started and after but not as bad..black smoke..smells like gas ..tried a different carb from the wreckers..and new plugs ..but they foul up right away...comp. is good and choke seems to be workin good...any help would be apreciated..thanks