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YANMAR COOLING SYSTEM, WATER PUMPS

129004-42002 Water Pump Assembly For Yanmar 3TNV84T Diesel Engines

SKU: YM12900442002
OEM #: 129004-42002
$713.20 USD$792.44 USDSAVE 10%

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Keep your Yanmar diesel engine running with this water pump assembly — OEM part number 129004-42002. It fits Yanmar 3TNV84T, 3TNV88, 3TNV88-BDSA, 3TNV88-D, 4TNV88, 4TNV88-BGGE, 4TNV88-PBV engines.

Delta Diesel Parts is a U.S.-based supplier of Yanmar diesel engine parts, with most in-stock orders shipping the same day and knowledgeable support staff to help you when it's needed.

Cross Reference: 129004-42001 12900442001

Water Pump Assembly for Yanmar diesel engines, OEM reference 129004-42002, Use With YM12948642021 Gasket. Compatible with Yanmar 3TNV84T, 3TNV88, 3TNV88-BDSA, 3TNV88-D, 4TNV88, 4TNV88-BGGE, 4TNV88-PBV engines.

Part Number YM12900442002
OEM Number 129004-42002
Part Type Water Pumps
Specification Use With YM12948642021 Gasket
OEM Brand Yanmar
Compatible Models 3TNV84T, 3TNV88, 3TNV88-BDSA, 3TNV88-D, 4TNV88, 4TNV88-BGGE, 4TNV88-PBV
4.8
Based on verified purchases
24 reviews
5
83%
4
12%
3
4%
2
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1
0%
Feb 12, 2026
Great service provided.
Order was received prior to expected date. Really appreciate the urgency given.
Ce
Cesar Verified Buyer
Jan 28, 2026
Exceeded Expectations!
Even though my parts were not in stock, they were ordered and delivered ahead of expected time. Will order from them again.
Da
David Verified Buyer
Jan 5, 2026
Excellent, friendly service.
This is my new go to business for Yanmar parts. I highly recommend it.
Bi
Bill Verified Buyer
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Perkins® and all of the Perkins® engine models listed on this website are registered trademarks of Perkins, Inc. Deutz® and all of the Deutz® engine models listed on this website are registered trademarks of Deutz. Kubota® and all of the Kubota® engine models listed on this website are registered trademarks of Kubota. Yanmar® and all of the Yanmar® engine models listed on this website are registered trademarks of Yanmar. Delta Diesel Parts is not an authorized dealer for Perkins, Deutz, Kubota or Yanmar. None of the parts with a Sku beginning with "DDP" are genuine Perkins, Deutz, Kubota or Yanmar items.

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