Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T
Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T is a direct-fit replacement fuel pump priced at $32.91. Designed for MerCruiser 454 and 502 V8 marine engines, it ensures reliable fuel delivery for boats used in recreational and commercial applications.
● In stock
Buy at Lab Work Auto →Price and availability may change. Click to see current details on Lab Work Auto.
Key features
- Exact fit for MerCruiser 454 and 502 V8 engines
- Includes mounting gasket for leak-free seal
- Direct replacement for OEM 86167T
- Compatible with 1992–2000 model years
- Durable diaphragm for consistent fuel flow
- No modifications required for installation
- In stock and ready to ship
Pros
- +Affordable at $32.91
- +Includes necessary gasket
- +Exact OEM fit for select models
- +Quick replacement solution
- +Trusted by marine DIYers
Cons
- −Only fits specific serial ranges
- −Not for electric fuel systems
About Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T
What is Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T?
The Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T is a precision-engineered replacement component designed specifically for MerCruiser 454 and 502 cubic inch V8 marine engines. Priced at $32.91, this mechanical fuel pump delivers consistent fuel pressure to carbureted and fuel-injected big block engines, ensuring smooth engine starts and reliable operation under load. It includes a mounting gasket for proper seal and vibration resistance, making it a complete drop-in solution for aging or failed OEM pumps.
Key features
- Exact Fit — Compatible with MerCruiser 454 and 502 V8 engines from 1992–2000.
- Includes Gasket — Comes with a sealing gasket to prevent leaks and reduce vibration.
- Direct Replacement — No modifications needed; replaces OEM part 86167T.
- Robust Construction — Built for high-demand marine environments with durable diaphragm and housing.
- Wide Serial Coverage — Fits multiple model and serial number ranges as specified.
- Cost-Effective — Affordable alternative to OEM without sacrificing reliability.
- In Stock — Ready to ship for quick repairs and minimal downtime.
Who is Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T for?
This fuel pump is ideal for boat owners and marine mechanics maintaining older MerCruiser-powered vessels, especially those with 7.4L and 8.2L big block engines. It suits DIYers with basic mechanical skills and professionals seeking a dependable, budget-friendly replacement. Ideal for recreational fishing boats, cruisers, and performance ski boats that rely on consistent fuel delivery.
How does Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T compare?
Compared to standard aftermarket fuel pumps, the Labwork model offers exact OEM compatibility and includes a gasket—often sold separately. It undercuts dealer-priced OEM units by over 30% while maintaining fit and function. Unlike universal mechanical pumps, it’s engineered specifically for MerCruiser big blocks, reducing installation errors and performance issues. It’s a smarter choice than rebuilding old pumps, which can fail prematurely.
Best use cases
- →Replacing failed OEM fuel pump
- →Restoring 454-powered boat engine
- →Preventive maintenance on 502 V8
- →Marine repair shop replacement
- →Boat engine rebuild component
Is Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T right for you?
Buy this pump if you own a MerCruiser 454 or 502 V8 engine from 1992–2000 and need a reliable, low-cost replacement. Ideal for DIY mechanics with basic tools and knowledge of marine engines. Confirm your engine's model and serial number against the fitment list. Alternatives include OEM dealer parts (more expensive) or rebuilt units (less reliable).
How it compares: Compared to generic mechanical pumps, this Labwork unit offers exact fit and included gasket. It’s more affordable than OEM replacements and more reliable than rebuilt options, making it the best balance for MerCruiser big block owners.
More from Lab Work Auto
#63P-81950-00-00 TRIM RELAY For YAMAHA OUTBOARD F150 & 250 Part
$17.80
(4 pcs) For Ford F-150 Bed Interface Plates Standard Tie Down FL3Z9928408AB
$16.82
-6 An X 5/16-24 O Ring Hydroboost Spittier/Return Port Fitting Car Accessories
$8.20
-6AN AN6 Fuel Adapter Fitting to 3/8 Quick Connect LS W/ Clip Female Black GM
$7.91Frequently Asked Questions
What engines does the Labwork 86167T fuel pump fit?
▾
It fits MerCruiser 454 and 502 V8 engines from 1992–2000, including 7.4L and 8.2L models like the 454 MAG Bravo, 502 MAG MPI, and 600SC. Always verify your engine's model and serial number against the manufacturer's list for compatibility.
Does this fuel pump come with a gasket?
▾
Yes, the Labwork Mechanical Fuel Pump includes a mounting gasket to ensure a proper seal and reduce vibration. This eliminates the need to purchase a gasket separately, simplifying installation and reducing leak risks.
How do I know if this pump fits my engine?
▾
Check your engine's model, displacement, and serial number against the specified ranges. This pump only fits listed models from 1992–2000. Using it on unlisted engines may result in improper fit or performance issues.
Is this a direct replacement for OEM 86167T?
▾
Yes, this is a direct-fit replacement for the OEM 86167T mechanical fuel pump. It installs without modifications and delivers the same fuel pressure and flow for reliable engine performance.
Can I install this fuel pump myself?
▾
Yes, if you have basic mechanical skills and tools, you can install this pump yourself. The process involves removing the old pump, attaching the new one with the included gasket, and reconnecting fuel lines.
How much does Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T cost?
▾
Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T is $32.91 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T in stock at Lab Work Auto?
▾
Yes, Labwork Mechanical Fuel Pump for MerCruiser Big Block with Gasket 454 502 86167T is currently in stock at Lab Work Auto.
Specifications
- SKU
- F7-6727