
07-22-2013, 10:20 AM
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CC Member
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Join Date: Jan 2011
Location: Rockland County,
NY
Cobra Make, Engine: West Coast Cobra/427
Posts: 853
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Not Ranked
Quote:
Originally Posted by FWB
iron heads don't bother me either...the problem is they have valve seats for leaded gas.....non-hardened, and cast iron guides that after 40 years will be worn. replacing guides will require seats to be cut and a complete valve job.
if they have already been redone it's a non issue
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You are right and seating aluminum heads is a special job that it is very expensive for the seats have to be pressed. The alternative is add lead additive to the gas, I used that in my Volvo and it worked great.
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Basque1
"Cobra--Because life is too short to drive a boring car"
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