Yanmar Oil Filter Bypass – 128633 - 35460 - Simms Diesel
Yanmar Oil Filter Bypass – 128633 - 35460 - Simms Diesel

Yanmar Oil Filter Bypass – 128633-35460

SKU 128633-35460

TOTAL

$298.98

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Shipping & Delivery

Shipping Rules

  • If an order exceeds 2.5m3 or 25kg we will email the cost for freight after your order has been place. If you want to know the cost prior please email us!
  • All prices on our website exclude freight
  • We only deliver to New Zealand Street addresses.
  • Shipping cost is calculated at the checkout as it is based on volume and weight and will be shown before purchasing.
  • We do our best to ensure products have a fair rate imposed upon them. If you believe that we’ve over charged you please contact us

Processing and Dispatch:

When you place an order with us you will be notified with a confirmation email acknowledging your order has been received and your payment has been processed.
Once your product/s has been dispatched, you will receive a tracking number so you can monitor your order’s delivery progress
Please ensure your shipping address and order information is correct before placing an order as we cannot guarantee we can make
adjustments to orders before shipment.

Estimated Delivery times:

  • Standard Delivery: 2-5 working days
  • Rural Delivery 4-6 working days.

Delivery times may vary between islands.
For all pick up orders placed on the website, we will contact you by phone to confirm that we are processing your order and arrange a date and time for collection.

Delivered but not Received:
If your package was marked “Delivered” by the Courier Service but you did not receive it, we recommend contacting the postal carrier with your track and trace number. Your postal carrier can track where the package was dropped off via GPS when scanned.

International orders:
Please email us for international delivery charges as we are currently trying to negotiate rates.

Terms & Conditions

Simms diesel offer a  12-month warranty or (20,000 km) which is given from date of invoice on new parts and exchange units.
 

Please notify us  of the warranty issue when first known.  Please do not apply warranty without our approval.
 

The warranty only applies to those parts that are deemed defective and will be replaced, credited or refunded (at the supplier’s discretion) at no charge. 
The defect must not result from any of the following:
 

The following conditions apply:

  • There must be no modification or adjustment to the product
  • Incorrect operation or use of the product
  • Any contamination of the product by fuel, oil or other impurities
  • Misuse of the product in respect to the product specifications
  • Incorrect installation of product

Please note the warranty provided applies to parts only not labour costs.


Claim Procedure

If a product is suspected to be faulty or defective, notify us at sales@simmsdiesel.co.nz  Please note proof of purchase must be given with an explanation of issue with photo evidence (if available). We can then investigate and determine the outcome.

Genuine Yanmar bypass oil filter engineered for select Yanmar marine diesel engines. This bypass filter works in conjunction with the primary oil filter to help regulate oil pressure and prolong engine life by filtering contaminants before they re-enter the engine lube system. It is a direct OEM replacement, ensuring fit, performance, and reliability.

Part Numbers & Cross-References

✔ Current Yanmar Part Number:

  • 128633-35460 – Latest OEM Yanmar bypass oil filter. 

✔ Superseded/Replaced Part Numbers:

  • 128633-35450 – Older bypass oil filter part replaced by 128633-35460. 

Compatible Engine Applications

This bypass oil filter fits select Yanmar 6CX marine diesel engine models, including:

  • 6CX-ETE

  • 6CX-GTE
    (Commonly used in auxiliary generator and marine propulsion applications where a bypass oil filtration system is required.)

⚠️ Always verify specific engine model and serial number before ordering to ensure compatibility with your installation.

Key Features

  • Genuine Yanmar OEM Part: Designed and manufactured to Yanmar specs for reliable performance. 

  • Direct Fit Replacement: Supersedes older part 128633-35450 without modification. 

  • Improves Oil Filtration: Works with the primary filter system to help remove finer contaminants from engine oil.

  • Marine-Grade Design: Built for marine environments and long-term durability.

Installation & Service Notes

  • Always change the primary oil filter at the same time as the bypass filter for best engine protection.

  • Ensure correct torque on filter housing and check for leaks after installation.

  • Recommended as part of scheduled maintenance to protect bearings and internal engine components.

ASK ABOUT THIS PART

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Frequently Asked Questions

HAVE ANOTHER QUESTION?

call us on: 09 579 1159

How long will delivery take?

Our standard delivery timeframe is typically 2-5 working days. For rural addresses, please allow 4-6 working days for delivery.

Do you offer Warranty?

Simms diesel offers a 12-month warranty or (20,000 km) which is given from date of invoice on new parts and exchange units.
Please notify us  of the warranty issue when first known.  Please do not apply warranty without our approval.

What happens if my product I receive is faulty?

If a product is suspected to be faulty or defective, notify us at sales@simmsdiesel.co.nz  Please note proof of purchase must be given with an explanation of issue with photo evidence (if available). We can then investigate and determine the outcome.

What if I do not find the part I need?

If your not finding the part you are looking for, send us a message on our Part Request form with what your after and we will do our best to source it for you.

Do you have a warehouse or workshop we can visit?

Yes! We welcome you to visit us at our Penrose workshop and showroom at 
 
77 Leonard Road, Penrose, Auckland 1060

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