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Minneapolis Moline Tractors Discussion Forum
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best plugs?

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Sparkplug

03-20-2006 14:14:54




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Whats the best plugs to use in a stock 403?




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Jack Blessing

03-20-2006 16:51:22




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 Re: best plugs? in reply to Sparkplug, 03-20-2006 14:14:54  
we have been running MM since 1947. I can sum up the best spark plug in one word ALDOR



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Sparkplug

03-20-2006 15:59:28




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 Re: best plugs? in reply to Sparkplug, 03-20-2006 14:14:54  
Sorry Glenn, 18mm, magneto, copper wires, gasoline. Sorry for lack of info. Thank you for the very good info.



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Glen in TX

03-20-2006 15:17:01




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 Re: best plugs? in reply to Sparkplug, 03-20-2006 14:14:54  
7/8"-18 or 18 mm ?? fuel: gasoline, LP, natural gas?? battery distributor? magneto? For a magneto and hotter ignition run metallic core wires and non resistor plugs. Resistor type with battery dist. or if RFI suppression is needed. 7/8-18 gasoline AC C73, C75 Autolite 3074, 3075 Champion W10,W14

18mm gasoline AC C88, C88L Autolite 377, 378 non resistor Autolite 386, 388 resistor type Champion D21, D23

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