Lower unit gear lube pump adapter

yooper jim

Cadet
Joined
Aug 27, 2011
Messages
13
I have a 9hp Evinrude outboard model E6RCUD. Which makes it a 1987 model year. The drain plugs have o rings not flat seals. my pump comes with the standard fitting (cheap pump bought at walmart) but the mechanic told me my plug threads are metric. All I can find on the internet are metric adapters for yamaha. Will these same adapters work for mine.
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: Lower unit gear lube pump adapter

The threads on your plugs are 3/8-18. Not metric.
 
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