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128170-13530 Aftermarket Yanmar 3-Bolt Exhaust Elbow 1GM/10-2GM/20 | Sawley's Select Marine Parts

128170-13530 Aftermarket Yanmar 3-Bolt Exhaust Elbow 1GM/10-2GM/20 | Sawley's Select Marine Parts

$500.00 AUD
$500.00 AUD
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🔧 Product Description


Aftermarket Yanmar 3-Bolt Exhaust Elbow 1GM/10-2GM/20 - Part Number: 128170-13530


A cast AISI 316 stainless-steel three-bolt mixing elbow replacing Yanmar 128170-13530 on 1GM, 1GM10, 2GM and 2GM20 engines. The assembly includes the correct flange gasket.


⚙️ Key Features


• Cast AISI 316 stainless-steel construction

• Replaces Yanmar 128170-13530

• Three-bolt engine flange

• For 1GM/1GM10 and 2GM/2GM20 engines

• Includes gasket 128170-13200/13201


🔄 Supersession & Cross Reference


OEM Supersession Chain:


• GMS20 → Replaces Yanmar 128170-13530


OEM / Related Numbers:


• 128170-13530

• 128170-13200

• 128170-13201

• HDI GMS20


Aftermarket / Verified Equivalents:


• HDI Marine: GMS20


Included Components:


• Mixing elbow - Part Number: 128170-13530 replacement

• Mounting gasket - Part Number: 128170-13200 / 128170-13201


🚤 Compatibility


Commonly used on:


• Yanmar 1GM/2GM three-bolt wet-exhaust systems


Typically suits:


• Engine models:

• Yanmar 1GM

• Yanmar 1GM10

• Yanmar 2GM

• Yanmar 2GM20

• Yanmar 2GM20F


• Material: cast AISI 316 stainless steel

• Water Inlet: approximately 17mm

• Exhaust Outlet: approximately 45mm


🔌 Function


The elbow turns exhaust from the small Yanmar diesel and injects raw water before discharge into the exhaust hose.


Common signs of failure:


• External corrosion, cracking or pin-hole leakage

• Internal carbon, rust or salt restriction

• Cooling water entering the manifold, turbocharger or cylinders

• Steam, reduced cooling-water discharge or an abnormally hot exhaust hose

• Loss of power caused by excessive exhaust back-pressure


📦 Condition


• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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