Skip to product information
SKU:
NLT2T04004
Ships for free in 2–4 business days.
Fuel Primer Pump 6657734 for Bobcat T180 T250 T300 T650 T770 T870
$22.99
In Stock
$22.99
Sale price
$22.99
Regular price
Replacement 1/4-inch fuel primer pump 6657734 for compatible Bobcat loaders and compact track loaders.
Estimated delivery between
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
| Application | Fitment Notes |
|---|---|
| Bobcat T180 / T250 / T300 | Confirmed application family; verify serial. |
| Bobcat T650 / T770 / T870 | Confirmed application family; verify serial. |
| Additional Bobcat loaders | Use 6657734 as the primary fitment check. |
Product Overview
This hand primer bulb/pump helps pull fuel through the low-pressure system and purge air after filter service, fuel-line work or a loss of prime.
Bobcat describes 6657734 as a 1/4-inch primer pump with a one-way high-flow check valve and fuel-resistant elastomer construction.
Key Features & Performance
- Bobcat reference 6657734
- 1/4-inch fuel primer pump
- One-way high-flow check valve
- Fuel-resistant elastomer construction
Common Reasons for Replacement
- Primer will not draw fuel
- Cracked or hardened primer body
- Air enters the low-pressure fuel system
Technical Specifications
- Line Size: 1/4 in
- Approx. Length: 4.88 in
- Part Type: Fuel Primer Pump
OE / Reference Numbers
- 6657734
Frequently Asked Questions
How do I confirm compatibility? Confirm 6657734 and verify fuel-line size and machine serial number.
Is this an OEM part? This listing is for a replacement part. Brand names and OE/reference numbers are used to identify fitment unless the listing specifically states that the item is genuine OEM.