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HDI GMS

Yanmar 2GMF, 2YM15, 3YM20&30, 3GM30, 17mm Inlet 50mm Outlet

Description

This HDI Marine item replaces Yanmar PN 128397-13530 / 128370-12530

Fits the following engines:

3GM30m, 2YM15 (serial number below E4990), 3YM20(serial number below E10518), 3YM30(serial number below E17724),

Precision CNC machined investment cast 316 stainless steel

Flange thickness is 45% thicker than OEM. Yanmar .220 (5.7mm) HDI Marine .320 (8.2mm)

Tube thickness is 56% thicker than OEM. Yanmar .062 (1.5mm) HDI Marine .097 (2.5mm)

Includes gasket that replaces Yanmar PN 128370-13201

11/16” (17mm) water inlet

2” (50mm) Exhaust outlet