73-87chevytrucks.com
General Site Info => General Discussion => Topic started by: greenmonster on January 08, 2008, 07:42:21 pm
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I have a 75 350 with hei is the gape supposed to be .45
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I sure hope not. lol .45 is four hundred fifty thousands. That's almost a half inch. If you have R44TX plugs it's .060"
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That would be a funny looking plug.I got the r44tx plugs so .060 is nice to know. Thanks
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Any of you ever try the R45TSX? That is the very first delco plug I have ever tried in any 350 that has lasted more than 50,000 without fouling out. Absolutely amazing!
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TSX? what is that? i always run the AC Rapid Fires in mine and i've never had a problem out of 'em. of course i think my GMC was grateful to get rid of the Autolites it had in it when i got it... ::)
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http://www.acdelco.com/parts/sparkplugs/identification.jsp
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ahh, ok...