Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP
Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP is a direct-fit replacement fuel pump priced at $41.02. Built for marine inboard engines, it delivers OEM-matching performance and corrosion resistance, ideal for boat owners restoring or maintaining 1995–2001 Mercury, MerCruiser, or Volvo Penta 2.5L and 3.0L models.
● In stock
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Key features
- Direct fit for MerCruiser, Volvo Penta, OMC 2.5L and 3.0L
- Replaces OE part 42725A3 with serial compatibility
- Sealed, corrosion-resistant marine-grade construction
- Maintains consistent fuel pressure for reliable starts
- No modifications needed; direct swap after visual check
- Fits 1995–2001 Chevrolet 181-based marine engines
- Affordable alternative to OEM with matching performance
Pros
- +Exact fit for specified engines
- +Cost-effective at $41.02
- +Durable for marine use
- +Easy installation
- +Matches OEM performance
Cons
- −Requires visual match to old pump
- −Not for high-performance builds
About Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP
What is Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP?
The Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP is a high-quality aftermarket replacement designed for marine inboard engines. It serves as a direct-fit upgrade for aging fuel pumps in Mercury Marine, MerCruiser, and Volvo Penta 2.5L and 3.0L engines, particularly those based on the Chevrolet 181 block from 1995 to 2001. Priced at $41.02, this pump ensures reliable fuel delivery and consistent pressure for dependable engine starts, making it a trusted choice for boat owners maintaining older vessels.
Key features
- Direct Fit — Matches OEM dimensions and mounting for MerCruiser, Volvo Penta, and OMC 2.5L and 3.0L engines.
- OE Replacement — Replaces part number 42725A3 with matching serial compatibility.
- Marine-Grade Build — Sealed, corrosion-resistant design withstands harsh saltwater and humid environments.
- Reliable Performance — Maintains proper fuel pressure for smooth engine operation and cold starts.
- Easy Installation — No modifications required; direct swap after visual comparison to original unit.
- Wide Compatibility — Fits models from 1995–2001 with Chevrolet-based 181 engines.
- Cost-Effective — Affordable alternative to OEM without sacrificing durability or fit.
Who is Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP for?
This fuel pump is ideal for boat owners, marine mechanics, and DIY enthusiasts maintaining older inboard-powered vessels. It’s especially useful for those restoring or repairing Mercury, MerCruiser, or Volvo Penta-powered boats from the mid-90s to early 2000s. The pump suits users seeking a reliable, budget-friendly replacement that performs like the original without sourcing discontinued OEM parts.
How does Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP compare?
Compared to OEM fuel pumps, this Labwork unit offers identical fit and function at a lower price point. It outperforms generic aftermarket pumps in durability due to its marine-specific sealing and corrosion resistance. While not intended for high-performance builds, it matches OEM output and reliability for standard marine applications. Unlike universal fuel pumps requiring adapters, this model installs directly, reducing labor and compatibility risks. It’s a smarter choice than rebuilt units, which may have inconsistent quality.
Best use cases
- →Replacing failed fuel pump in 2.5L MerCruiser
- →Restoring 1998 Volvo Penta 3.0L inboard
- →Maintaining older boat with Chevrolet 181 engine
- →DIY marine engine repair
- →Upgrading worn OEM fuel pump affordably
Is Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP right for you?
This fuel pump is best for boat owners or mechanics maintaining 1995–2001 MerCruiser, Mercury Marine, or Volvo Penta 2.5L and 3.0L engines. Ideal for DIYers with basic mechanical skills, it installs easily with hand tools. Always compare your old pump to product images before purchase. Consider OEM units for show-boat restorations or high-output builds, but this aftermarket option delivers reliable performance at a fraction of the cost.
How it compares: Compared to generic fuel pumps, this Labwork model offers superior marine durability and exact fit. It matches OEM performance without the premium price, outperforming rebuilt or universal units that may leak or fail prematurely in saltwater environments.
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What engines is this fuel pump compatible with?
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This fuel pump fits Mercury Marine, MerCruiser, and Volvo Penta 2.5L and 3.0L engines, especially Chevrolet 181-based models from 1995 to 2001. Always verify compatibility by comparing your old pump to product images before installation.
Does this replace OEM part 42725A3?
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Yes, this Labwork fuel pump is a direct replacement for OE part number 42725A3. It matches the original specifications and serial number compatibility, ensuring reliable performance in specified marine engines.
How do I install the Labwork fuel pump?
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Installation is a direct swap—no modifications needed. Disconnect the battery, relieve fuel pressure, remove the old pump, and mount the new one using existing hardware. Always compare your old unit to the product image first.
Is this fuel pump suitable for saltwater use?
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Yes, it features a sealed, corrosion-resistant design built for marine environments, making it suitable for both freshwater and saltwater boats with 2.5L or 3.0L inboard engines.
Can I use this for a high-performance engine build?
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No, this fuel pump is designed for stock 2.5L and 3.0L marine engines. It maintains OEM fuel pressure but is not intended for modified or high-output builds requiring increased fuel flow.
How much does Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP cost?
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Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP is $41.02 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP in stock at Lab Work Auto?
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Yes, Labwork For MerCruiser MERCURY MARINE 2.5L 3.0L VOLVO PENTA FUEL PUMP is currently in stock at Lab Work Auto.
Specifications
- SKU
- F7-3126