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Old 02-07-2011, 10:20 PM   #2
usmcchevy
Has more rust than truck...
 
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Join Date: Apr 2005
Location: Ivanhoe, MN
Posts: 2,421
Re: Motor smokes...any ideas?

Blue or black smoke? Black-fuel. carb rich, possibly jet loose. Blue-oil. PCV could do it. Some put a catch can in the PCV hose. Personally I have not seen a LS pull much oil past the valve seals, maybe enough for a puff of smoke at start up.
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