If you’re searching for a water pump for your 6.7 Cummins, you already know how critical this component is to keeping your engine cool under load. A failing pump can lead to overheating, gasket damage, and costly repairs.
We’ve reviewed five top water pumps that fit various 6.7 Cummins engines, from the QSB6.7 to older 6BT models. This guide will help you pick the right one based on your vehicle or equipment and budget.
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Holdia Water Pump 3286277 – Versatile Heavy-Duty Option
Brand: Holdia
A reliable, versatile choice for older Cummins engines in off-road gear.
The Holdia Water Pump is designed for Cummins 4BT 3.9L and 6BT 5.9L engines, making it a suitable choice if you’re working on older heavy equipment like Case backhoes or tractors. It directly replaces part numbers 3286277 and 6735-61-1501, so you can cross-references easily with your original unit.
This pump offers broad compatibility across many Case and Case IH models, including backhoes, dozers, and excavators. It’s not specifically for modern 6.7 Cummins, but if your application uses one of the listed engines, this is a solid, affordable replacement that covers many machines. Confirm your OEM number before purchase.
- Wide application list
- OEM replacement numbers
- Good value for money
- Not for 6.7L variants
- Part numbers may vary
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- 【Part Number】Replace for 286277，3802971，J286277，J802358, A77703, J286277, A77471, AR77703, R2843597, J913432, 00181135, J802923, J286278 ，J802970，6735-61-1501，6735-61-1500，3802970，3802358, 3903749, 3913432, 3920311, 3920312, 3924127, 3924141, 3928395, 4089731, 4935793, 5254981, 3285411, 3802004, 4089700, 5524785, 5473172
- 【Application】Compatible with Case Backhoes 450C, 455C, 480E, 480F, 550, 550E, 550G, 570LXT, 570LXT Series II, 570MXT, 570MXT Series III, 580 Super L, 580 Super L Tier II, 580E, 580K, 580L, 580L Tier II, 580M, 580M Tier II, 580M Tier III, 580SM Tier II, 580SM Tier III, 580SN, 580SNWT, 590, 590SL, 590SL Series II, 590SM, 590SM Series II, 590SM Tier III, 590SN, 660, 680K, 680L, 780C, 780D
- 【Application】Compatible with Case Crawlers & Dozers 650, 650E, 650G, 850D, 850E, 850G, 855D, 855E, 1150E, 1150G, 1155E；Excavators 688, 880D, 888, 1085B, 9010, 9010B, 9020, 9020B, 9030, 9030B；Forklifts 584E, 585G, 586E, 588G, 686G；Roller Compactors W1102, W602BD, W602BDA, W602BPD, W752B；Skid Steer Loaders 40XT, 60XT, 70XT, 75XT, 85XT, 90XT, 95XT, 1840, 1845C；Trenchers 760, 860；Wheel Loaders W11B, W14B, W14C, 621, 621B
- 【Application】Compatible with Case IH Tractors JX1090U, JX1100U, MX100, MX110, MX120, MX135, MX150, MX170, MXU100, MXU110, MXU115, MXU125, MXU130, MXU135, 1896, 2096, 5120, 5130, 5140, 5220, 5230, 5240, 5250 Fits Case IH Combines 1620, 1640, 1644, 2144, 2344；Cotton Pickers 1822, 1844, 2022, 2044；Sprayers SPX3150 Patriot, SPX3185 Patriot, SPX3200B Patriot；Windrowers 6000, 8820, 8830, 8840, 8850
- 【Application】Compatible with New Holland Tractors T4040, T4050, T5040, T5050, T5060, T5070, T6010, T6020, T6030, T6040, T6050, T6070, TD5050, TL90A, TL100A, TN95A, TN95DA, TS100A, TS110A, TS115A, TS125A, TS130A, TS135A, TV6070；Windrowers HW305, HW305S, HW325；Bale Wagons BW28, BW38；Skid Steer Loaders L185, L190, LS185B, LT185B ；Telehandlers LM5040, LM5060, LM5080；Backhoes B95, B95LR, B95TC, B110, B115, LB90B, LB110B
JZGRDN Water Pump – Heavy Equipment Focus
Brand: JZGRDN
Great for Case and Komatsu machines needing a replacement pump.
The JZGRDN Water Pump is another aftermarket replacement for the 6735-61-1501 and 3286277 part numbers, designed to fit Cummins 4BT 3.9L and 6BT 5.9L engines. It also works with Komatsu 6D102 and S6D102 engines, which are commonly found in excavators like the PC200-6 and PC200-7.
This pump covers a wide range of Case backhoes, dozers, and crawlers, as well as Case IH tractors. For owners of older Cummins-powered construction equipment, this is a dependable drop-in replacement. Just double-check that your engine block matches one of the many included OEM numbers before ordering.
- Cross-references many OEM numbers
- Fits Komatsu S6D102
- Good for heavy machinery
- Limited to listed engines
- Aftermarket brand
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- Part Name: Water Pump
- Part Number: 286277 3802971 J286277 J802358 A77703 J286277 A77471 AR77703 R2843597 J913432 00181135 J802923 J286278 J802970 6735-61-1501 6735-61-1500 3802970 3802358 3903749 3913432 3920311 3920312 3924127 3924141 3928395 4089731 4935793 5254981 3285411 3802004 4089700 5524785 5473172
- Compatible with Case Backhoes 450C 455C 480E 480F 550 550E 550G 570LXT 570LXT Series II 570MXT 570MXT Series III 580 Super L 580 Super L Tier II 580E 580K 580L 580L Tier II 580M 580M Tier II 580M Tier III 580SM Tier II 580SM Tier III 580SN 580SNWT 590 590SL 590SL Series II 590SM 590SM Series II 590SM Tier III 590SN 660 680K 680L 780C 780D
- Compatible with Case Crawlers & Dozers 650 650E 650G 850D 850E 850G 855D 855E 1150E 1150G 1155E；Excavators 688 880D 888 1085B 9010 9010B 9020 9020B 9030 9030B
- Compatible with Forklifts 584E 585G 586E 588G 686G；Roller Compactors W1102 W602BD W602BDA W602BPD W752B Skid Steer Loaders 40XT 60XT 70XT 75XT 85XT 90XT 95XT 1840 1845C；Trenchers 760 860；Wheel Loaders W11B W14B W14C 621 621B
- Compatible with Case IH Tractors JX1090U JX1100U MX100 MX110 MX120 MX135 MX150 MX170 MXU100 MXU110 MXU115 MXU125 MXU130 MXU135 1896 2096 5120 5130 5140 5220 5230 5240 5250
- Compatible with Case IH Combines 1620 1640 1644 2144 2344；Cotton Pickers 1822 1844 2022 2044；Sprayers SPX3150 Patriot SPX3185 Patriot SPX3200B Patriot；Windrowers 6000 8820 8830 8840 8850
- Compatible with New Holland Tractors T4040 T4050 T5040 T5050 T5060 T5070 T6010 T6020 T6030 T6040 T6050 T6070 TD5050 TL90A TL100A TN95A TN95DA TS100A TS110A TS115A TS125A TS130A TS135A TV6070
- Condition: New
- Package Includes: Water Pump*1
Seapple Water Pump – Direct Fit for QSB6.7
The Seapple Water Pump is specifically designed for Cummins QSB6.7 engines, covering part numbers 5291490, 5312297, 5524786, and 5473173. This makes it a straightforward replacement for many medium-duty truck and industrial applications that rely on the QSB6.7 platform.
Because this pump targets a specific engine family, you get a precise fit without worrying about cross-compatibility with older models. If your vehicle uses a QSB6.7, this is a clean replacement option. Always verify your original part number to confirm match, especially if you have a later model year.
- Direct OEM numbers
- Brand new part
- Easy part number check
- Only QSB6.7 coverage
- No universal fit
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- Condition:New
- Item Name: Water Pump
- Part Number: 5291490 5312297 5524786 5473173
- Compatible with Cummins QSB6.7
- Warranty: 6 Months
Rareelectrical Water Pump – For Late-Model Peterbilt
Brand: Rareelectrical
Best for Peterbilt 337/220 owners with a 6.7L Cummins.
The Rareelectrical Water Pump is engineered for 2019-2020 Peterbilt 337 and 220 models with a 6.7L Cummins ISB/B6.7 Turbo Diesel. It replaces OEM numbers 5473174 and 5477735, using a serpentine belt drive and an aluminum housing for lightweight durability.
This pump is built with high-quality materials and comes with a full one-year warranty, giving you peace of mind. Its fitment is very specific to these Peterbilt trucks, so if you own one of those models, this is a plug-and-play solution. Remember to verify the drive type and hub diameter matches your original unit.
- One-year warranty included
- 100% new components
- Serpentine belt drive
- Limited year range
- Only Peterbilt models
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- Products are all 100% NEW and Made with the Highest Quality Components Available with a Full One Year Warranty. Please verify your OEM part number from your original unit to help ensure fitment.
- Replaces: Oem Part Numbers: / Cummins: 5473174, 5477735 / Specifications: / Product Type: Water Pump / Drive Type: Serpentine Belt / Housing Material: Aluminum / Hub Diameter: 3.72" / Impeller Material: Plastic / Impeller Rotation: Standard / Mounting Hardware: 1 Rubber Gasket / Condition: New / Peterbilt Applications: / Peterbilt 220/337 6.7L I6 Cummins Isb/B6.7 Diesel (2019-2020) /
- Applications: Peterbilt: / 220 6.7L I6 Cummins Isb/B6.7 Turbo Diesel (2019-2020) / 337 6.7L I6 Cummins Isb/B6.7 Turbo Diesel (2019-2020) /
- Applications: …
- Water Pump –
LGPFHCM Water Pump – Tractor-Focused Design
The LGPFHCM Water Pump supports part numbers 3286277 and 6735-61-1501, making it compatible with Cummins 4BT 3.9L and 6BT 5.9L engines. It’s designed for Case backhoes, New Holland tractors, and even some Ford tractor models, offering broad agricultural coverage.
If you have a T4040, T4050, or TD5050 New Holland tractor—or similar models from Case IH—this pump is a worthy consideration. It works with the same engine family as other entries but includes specific Ford tractor applications not always listed. Confirm your original pump number matches the extensive cross-reference list.
- Covers many tractor brands
- Fits 4BT and 6BT engines
- Good cross-reference list
- Not for 6.7L directly
- Generic aftermarket
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- 【Part Number】3286277 / 286277 / 3802971 / J286277 / J802358 / A77703 / J286277 / A77471 / AR77703 / R2843597 / J913432 / 00181135 / J802923 / J286278 / J802970 / 6735-61-1501 / 6735-61-1500 / 3802970 / 3802358 / 3903749 / 3913432 / 3920311 / 3920312 / 3924127 / 3924141 / 3928395 / 4089731 / 4935793 / 5254981 / 3285411 / 3802004 / 4089700 / 5524785 / 5473172
- 【Application】Fit For Cummins Engine 4BT 3.9L / 6BT 5.9L
- 【Application】Fit For Case Backhoes 450C / 455C / 480E / 480F / 550 / 550E / 550G / 570LXT / 570LXT Series II / 570MXT / 570MXT Series III / 580 Super L / 580 Super L Tier II / 580E / 580K / 580L / 580L Tier II / 580M / 580M Tier II / 580M Tier III / 580SM Tier II / 580SM Tier III / 580SN / 580SNWT / 590 / 590SL / 590SL Series II / 590SM / 590SM Series II / 590SM Tier III / 590SN / 660 / 680K / 680L / 780C / 780D
- 【Application】Fit For New Holland Tractors T4040 / T4050 / T5040 / T5050 / T5060 / T5070 / T6010 / T6020 / T6030 / T6040 / T6050 / T6070 / TD5050 / TL90A / TL100A / TN95A / TN95DA / TS100A / TS110A / TS115A / TS125A / TS130A / TS135A / TV6070 / For Windrowers HW305 / HW305S / HW325 / For Bale Wagons BW28 / BW38 / For Skid Steer Loaders L185 / L190 / LS185B / LT185B / For Telehandlers / LM5040 LM5060 LM5080
- 【Application】For Komatsu Wheel Excavator PW180-7K PW200-7 PW220-7H
Buyer’s Guide: What to Consider
Finding the right water pump for your 6.7 Cummins means matching fit, brand, and specs to your vehicle or equipment. This guide covers five top options.
- Engine Compatibility: Select a pump that matches your engine's exact model and year, as some pumps fit only specific Cummins 6.7 variants.
- Exact Fitment: Look for OEM matching part numbers and careful fitment verification to ensure a perfect install without modifications.
- Material Quality: Choose between cast iron or aluminum housings—aluminum is lighter and resists corrosion better in most conditions.
- Drive Type: Check if the pump uses a serpentine belt drive or another style to match your existing belt system and tensioner setup.
- Warranty & Reviews: Review customer feedback regarding durability and leak-free performance after installation, especially for aftermarket replacements.
Conclusion
Choosing the right water pump for your 6.7 Cummins depends on your specific engine series and application. Whether you need a heavy-duty replacement for a QSB6.7 or a versatile pump for older 5.9L and 6BT engines, each of these options delivers solid performance.
For most 6.7 Cummins owners, the Seapple pump offers reliable direct-fit coverage. If you need broader compatibility across multiple Cummins engines, the Holdia pump is a great fallback. Always confirm your OEM part number before buying.