Sierra Oil Pressure 1/8"-27 Thread & 10-32 Stud Terminal Gauge Sender
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Sierra oil pressure sender for dual-station gauge installations, rated for 80 psi and built with a 1/8"-27 thread and a 10-32 stud terminal for clean, direct wiring to compatible instruments.
Key Features
- Sierra oil pressure sender for gauge monitoring
- 80 psi range
- 1/8"-27 thread (installation thread spec)
- 10-32 stud terminal (spade/stud terminal style for wiring)
- Configured as a dual-station (DS) oil pressure sender
Product Compatibility
- Inboard/outboard marine engines and retrofit gauge systems that use a Sierra dual-station oil pressure sender design
- Engine instrument setups requiring an 80 psi oil pressure sender with 1/8"-27 thread and 10-32 stud terminal connection
Product Details
- Sierra Oil Pressure 1/8"-27 Thread & 10-32 Stud Terminal Gauge Sender
- Brand/Series: Sierra (as indicated by the OP24891 designation)
- Sender type: Oil Pressure Sender (dual-station)
- Pressure rating/range: 80 psi
- Thread specification: 1/8"-27
- Electrical terminal type: 10-32 stud
- Model/MPN: OP24891
- SKU: 11-OP24891
- Variant barcode: 23121248915
- Variant weight: 147 GRAMS
Parts Desk Insights
Best Use Case: Best used when you need to restore accurate oil pressure gauge readings on a dual-station instrument setup and the existing sender uses the same thread/terminal style.
Common Issues: Common install issues include mismatched thread standard or terminal type (stud vs. other terminal styles). Also confirm the mating port/gasket arrangement in the engine manifold and verify wiring to the correct dual-station leads per your gauge/instrument wiring diagram.
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Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 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.