• 129673-13551 Aftermarket Yanmar 4JH3/4JH4 Offset-Water-Inlet Cast 316 Stainless Steel Mixing Elbow HDI L3 | Sawley's Select Marine Parts
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129673-13551 Aftermarket Yanmar 4JH3/4JH4 Offset-Water-Inlet Cast 316 Stainless Steel Mixing Elbow HDI L3 | Sawley's Select Marine Parts

129673-13551 Aftermarket Yanmar 4JH3/4JH4 Offset-Water-Inlet Cast 316 Stainless Steel Mixing Elbow HDI L3 | Sawley's Select Marine Parts

$760.00 AUD
$760.00 AUD
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🔧 Product Description


Aftermarket Yanmar 4JH3/4JH4 Offset-Water-Inlet Cast 316 Stainless Steel Mixing Elbow HDI L3 - Part Number: 129673-13551


A cast AISI 316 stainless-steel mixing elbow with an offset cooling-water inlet for turbocharged Yanmar 4JH3 and 4JH4 engines. It replaces 129673-13551 and related L3-family elbow numbers.


⚙️ Key Features


• Offset water-inlet orientation

• Cast AISI 316 stainless-steel construction

• Replaces 129673-13551 and related L3 numbers

• For turbocharged 4JH3/4JH4 engines

• Uses gasket 129472-13520


🔄 Supersession & Cross Reference


OEM Supersession Chain:


• L3 → Replaces Yanmar 129671-13552

• L3/L3P family also covers 129673-13551, 129673-13552 and 129792-13552


OEM / Related Numbers:


• 129673-13551

• 129673-13552

• 129671-13552

• 129792-13552

• 129472-13520

• HDI L3


Aftermarket / Verified Equivalents:


• HDI Marine: L3

• Recmar: MAR129792-13552INOX on the matching offset family


🚤 Compatibility


Commonly used on:


• Yanmar turbocharged 4JH offset-inlet wet-exhaust systems


Typically suits:


• Engine models:

• Yanmar 4JH2-TE

• Yanmar 4JH2-DTE

• Yanmar 4JH2-HTE

• Yanmar 4JH2-UTE

• Yanmar 4JH3-TE

• Yanmar 4JH3-DTE

• Yanmar 4JH3-HTE

• Yanmar 4JH3-UTE

• Yanmar 4JH4-TE

• Yanmar 4JH4-HTE

• Yanmar 4JH4AE


• Material: cast AISI 316 stainless steel

• Water-Inlet Orientation: offset

• Water Inlet: approximately 25mm / 1 in

• Exhaust Outlet: approximately 76mm / 3 in


🔌 Function


The elbow routes turbo exhaust and injects raw water through the offset inlet before discharge.


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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