128170-13201 Aftermarket Yanmar 3-Bolt Exhaust Elbow Gasket 1GM/2GM | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Yanmar 3-Bolt Exhaust Elbow Gasket 1GM/2GM - Part Number: 128170-13201

A three-bolt graphite exhaust gasket for Yanmar 1GM, 1GM10, 2GM and 2GM20 mixing elbows. It replaces the 128170-13200/13201 gasket family and is used with elbow 128170-13530.

⚙️ Key Features

• Three-bolt flange pattern

• Graphite high-temperature construction

• For 1GM/1GM10 and 2GM/2GM20

• Matches elbow 128170-13530

• Replace whenever the elbow is removed

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 128170-13201 → Related replacement for 128170-13200

OEM / Related Numbers:

• 128170-13201

• 128170-13200

• 128170-13530

• HDI GGMS20

Aftermarket / Verified Equivalents:

• HDI Marine: GGMS20

🚤 Compatibility

Commonly used on:

• Yanmar 1GM/2GM three-bolt exhaust joints

Typically suits:

• Engine models:

• Yanmar 1GM

• Yanmar 1GM10

• Yanmar 2GM

• Yanmar 2GM20

• Yanmar 2GM20F

• Material: graphite

• Flange Type: three-bolt

🔌 Function

The gasket seals the cylinder-head exhaust flange to the mixing elbow.

Common signs of failure:

• Black soot tracking around the joint

• Cooling-water seepage or salt deposits at the flange

• Exhaust smell or fumes in the engine compartment

• Burnt, split, crushed or hardened sealing material

• Corrosion or erosion of the mating faces

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging