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January 27, 2026 at 5:20 pm
#303957
The only OEM OMC kits for the pressure tanks are 377327 and 376455.
377327 includes the diaphragm, knob and washer. I believe this converts aluminum knob to plastic style.
376455 includes top gasket, gas cap seal and washers for mounting bolts.
All other parts are individual purchased.