Borg-Warner Case Adapter Gasket 71-144B
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The Borg-Warner 71-144B Case Adapter Gasket is a replacement sealing gasket used at the case adapter joint on compatible Borg-Warner marine transmission assemblies. This gasket helps prevent transmission fluid seepage between machined mating surfaces and is typically replaced during adapter removal, transmission service, rebuild work, or leak repair.
Key Features
- Replacement case adapter gasket for Borg-Warner marine transmission service
- Helps seal the adapter housing to the transmission case
- Used during rebuilds, resealing jobs, and adapter service
- Prevents leaks caused by crushed, torn, or hardened old gasket material
- Correct replacement when 71-144B is specified for the transmission assembly
Product Compatibility
For Borg-Warner marine transmission applications that call for case adapter gasket 71-144B. Confirm by transmission model, adapter style, and parts diagram before ordering.
Fitment Notice
Borg-Warner transmission components can vary by model, ratio, adapter configuration, and previous rebuild history. Always match this gasket to the original part number or parts breakdown for your exact transmission.
When This Part Needs Replacement
Replace this gasket whenever the case adapter is removed, when resealing the transmission, or if fluid seepage is visible around the adapter-to-case joint. Reusing a compressed gasket can cause repeat leaks.
Installation Notes
Remove all old gasket material from both mating surfaces before installation. Inspect the adapter and case for scratches, corrosion, or uneven surfaces. Torque fasteners evenly according to the proper service procedure.
Alternate/Superseded Part Numbers
- 71-144B — Borg-Warner case adapter gasket reference
Parts Desk Insight
Small transmission gaskets like this are cheap insurance during service. If the adapter is already off, replacing the gasket now helps avoid reopening the job later for a preventable leak.
Shipping: Ships same or next day for fast Canada wide shipping. ⚓
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.