spark plugs for antique deeres

[Mark Littlejohn]

does anyone have advice on what replacement plugs to use in a 1929 GP standard the old plugs are champion 25 and are almost nonexistent thanks for your time Mark littlejohn

 

[Fixalinc]

Champion 25 1/2" pipe thread plugs are not hard to find they are Champion sales number 525 and any auto supply should be able to get them. I just got a new carton of 10 recently. Lots of online vendors have them too. Autolite 3095 is another option and the one I would recommend.