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Mopar spark plugs 3420761 74P what do they fit? #1104377 10/30/11 11:31 PM 10/30/11 11:31 PM
Joined: May 2003 Posts: 2,483 Minneapolis, MN H hemi70se OP top fuel
hemi70se OP top fuel H Joined: May 2003 Posts: 2,483 Minneapolis, MN	I have an NOS box of 10 MOpar brand spark plugs #3420761 74P Anybody know what they fit?

Re: Mopar spark plugs 3420761 74P what do they fit? [Re: hemi70se] #1104378 10/31/11 01:24 AM 10/31/11 01:24 AM
Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska R RapidRobert Circle Track
RapidRobert Circle Track R Joined: Nov 2003 Posts: 36,040 Lincoln Nebraska	if nobody can run that # are they short reach (BB) plugs or long reach SB ones? Here's a BTT live every 24 hour block of time like it's your last day on earth

Re: Mopar spark plugs 3420761 74P what do they fit? [Re: RapidRobert] #1104379 10/31/11 01:42 PM 10/31/11 01:42 PM
Joined: May 2003 Posts: 2,483 Minneapolis, MN H hemi70se OP top fuel
hemi70se OP top fuel H Joined: May 2003 Posts: 2,483 Minneapolis, MN	They are short reach with a tapered seat.... look like BB plugs to me

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