Yanmar 128370-13530, 128397-13530 SS Exhaust Mixing Elbow Replacement HDI GMS
Cast 316 Stainless Steel Mixing Elbow suits Yanmar 2YM15, 2GM20F, 3YM20 / 3GM30 / 3YM30 (SN: E10518 prior)
Includes Gasket that Replaces Yanmar 128370-13201
Water Inlet Size: 17mm* (11/16”) * Note there is a 22mm version ( YMS)
Exhaust Outlet: 50mm (2”).
This is a HDI (USA) Marine Part HDI GMS.