Standard Plugs for 85 OMC 5.7 litre?

Rich Rebouche

Recruit
Joined
Apr 27, 2008
Messages
1
I am wanting to replace sparkplugs and wires on my 85 Cobalt. I'm not sure the current plugs are correct. Can anyone tell me what brand(s) and part number(s) plus heat range plugs are recommended for low speed moderate use? Thanks!
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,487
Re: Standard Plugs for 85 OMC 5.7 litre?

Ayuh,......

Your motor uses AC Delco, MR43T Sparkplugs.......
 
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