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Small Air Cooled Gasoline Engines Briggs & Stratton, Clinton, Lauson, Maytag, Nelson, Wisconsin and other small air cooled engines. Sub forums for mowers, scooters and powered eqipment.

Small Air Cooled Gasoline Engines

Briggs WM/WMB Crank?

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Old 06-16-2019, 09:08:56 AM
shiftlessguy shiftlessguy is offline
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Default Briggs WM/WMB Crank?

Whats the diff between wm and wmb crankshafts?

---------- Post added at 08:08:56 AM ---------- Previous post was at 07:58:29 AM ----------

I know that the wmb has a deeper sump with a splash oil system just wondering if crank and connecting rod will swap out
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Old 06-16-2019, 03:45:12 PM
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Mike in NC Mike in NC is offline
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Default Re: briggs wm/wmb crank ?

I don't know of any difference in the WM and WMB crankshafts. The WMB does not have a deeper sump. The WI and WMI have deeper sumps. Does your WM have an oil pump? They had oil pumps, but Briggs had a TSB to remove the pump and add an oil slinger to the rod.
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