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Exhaust Mixing Elbow 129470-13560 – Fits Yanmar 3JH/4JH

Vendor: JLM Marine
Availability: In Stock
Product Type: Exhaust Elbow
$181.50
$181.50
Subtotal: $181.50

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Exhaust Mixing Elbow 129470-13560 – Fits Yanmar 3JH/4JH

Exhaust Mixing Elbow 129470-13560 – Fits Yanmar 3JH/4JH

$181.50

How to Match This Part

This aftermarket exhaust mixing elbow replaces Yanmar Marine reference 129470-13560. It mixes raw cooling water with exhaust gas and routes the mixture away from the engine on compatible Yanmar JH-series marine diesels.

Match this part in this order:
1. Original part number on the elbow or parts list
2. Engine model on the engine identification plate
3. Physical form against the product images

Confirm a square 4-bolt mounting flange and a side water-injection nipple on the elbow body before ordering. See the product images for flange orientation and outlet curve.

Part Number Cross-Reference

Use this table to confirm equivalent OEM and other-brand references for the same mixing-elbow application.

Reference Type Brand Part Number Notes
Primary OEM Reference Yanmar Marine 129470-13560 Primary replacement target
Supersession Yanmar Marine 129470-13561 Supersedes 129470-13560
Supersession Yanmar Marine 129670-13561 Interchange for same JH mixing elbow
Supersession Yanmar Marine 129670-13560 Superseded by 129670-13561
Aftermarket Kohler GM13328 Other-brand cross reference

Compatible Engine Models

Confirm your engine model and year in the table below. Match the original part number and the physical shape to the product images. Find the model code on the engine identification plate.

Brand Engine Model
Yanmar Marine 3JH5E
Yanmar Marine 3JH3E
Yanmar Marine 4JHE
Yanmar Marine 4JH2E
Yanmar Marine 4JH3E
Yanmar Marine 4JH2CE

Technical Specifications

Specification Value
Product type Exhaust mixing elbow
Material Stainless steel
Mounting flange Square 4-bolt
Water inlet 1 in (25 mm) side injection nipple
Exhaust outlet 3 in (76–77 mm)
Application Yanmar JH-series marine diesel exhaust mixing

Installation Guide

1

Allow the engine to cool completely and disconnect the battery before starting work.

2

Compare the new elbow to the original for flange bolt pattern, water-nipple location, and outlet angle before removing the old part.

3

Remove the old elbow, clean the manifold mating face, and install a suitable exhaust gasket and fasteners as specified in the engine service manual.

4

Seat the new elbow on the flange, tighten fasteners evenly to the manufacturer’s torque values, then reconnect the water inlet hose and exhaust hose with secure clamps.

5

Reconnect the battery, start the engine, and check for water or exhaust leaks at the flange and hose joints before returning the vessel to service.

Note: Follow the Yanmar service manual for torque and gasket requirements. Professional installation is recommended.

Troubleshooting & FAQ

Is this an OEM or aftermarket part? +

This is an aftermarket replacement manufactured to match the Yanmar 129470-13560 application. It is not a genuine Yanmar OEM part.

Does a gasket come with this elbow? +

Do not assume a mounting gasket is included. Plan to use the gasket called out in your engine parts list (commonly Yanmar 129472-18090 or equivalent) unless your order confirmation states otherwise.

My model is close but not listed—will it fit? +

Only the engine models in the compatibility table above are confirmed for this listing. If your plate shows a different JH variant, match the original OEM number and flange layout before purchasing.

Why Choose JLM MARINE?

  • Quality Control: Each batch is inspected for dimensional consistency and workmanship.
  • Direct from Manufacturer: Aftermarket marine parts built for the applications listed on this page.

We can ship to virtually any address in the world with free shipping available for most regions.

For our typical US and Canadian customers , our shipping timeframes are as follows:

  • Amazon FBA: orders will be delivered within 1-5 business days after placing the order (during certain special periods such as major promotions, Christmas, etc., the delivery time of Amazon FBA may be affected).
  • US warehouse shipment: orders will be delivered within 5 days after placing the order.
  • China warehouse shipment: orders will be delivered about 12 days after placing the order.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.

As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.

We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.

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