Thread: Need expert engine advice
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  #47  
Old 12-06-2022, 10:01 PM
chrisp chrisp is offline
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Join Date: Jul 2008
Location: upper dublin Pa.
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Originally Posted by dhcarguy View Post
They are Delco R43S plugs.

Thanks guys
43 is a cold plug , need to richen it up & that will help you greatly

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