My Account | My Garage | Commercial/Dealer Login | Order Status |
Contact Customer Support
M-F: 9am-6pm ET
Sat: 9am-5pm ET
| 1-877-737-2787
Shopping Cart

Over 1,000,000 Orders Shipped Since 1997!

78311YB2003 3" Threaded Coupler

Honda 3" Threaded Coupler 78311YB2003

Part#:  78311YB2003
There are no reviews at this time.
Honda OEM Part



3" Threaded Coupler

Fits Model

Honda (2)

Also Fits Model


Replaces OEM



Size 3"
A coupling assembly connects a suction or discharge hose to a pump.
Order one hose joint, one threaded coupler, and one gasket for a complete assembly (NPT thread).

Reviews for the 3" Threaded Coupler

There are no reviews for this product at the time.

Q & A for the Honda 78311YB2003

Ask us about the Honda 78311YB2003 3" Threaded Coupler. Please no repair questions. Your Q&A may be posted to to help other shoppers, like you, with their purchasing decisions. Thank you.

Repair Tips For 78311YB2003

No repair tips at this time.

Didn't Find your Part?
Need Help Finding Your Part?
Featured Offers

Gator Blades

Gator Mulching Blades: Pick up the best mulching blades available, Gator Mulching Blades!

Gator Mulching Blades

Popular DIY Info!

Regular Small Engine Maintenance How To

Step - By - Step Guide on important Lawn Mower and Small Engine Maintenance

Small Engine Maintenance

back to top