# 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)

Mercruiser Fuel Pump 861155A3 (Low Pressure) Replacement

Replaces Mercruiser fuel pump part 861155A3

Low pressure pump used on Mercruiser 4.3L, 5.0L, 5.7L, 6.2L & 8.1L Carbi Models. (Vertical mount).

Boost pump used on Mercruiser 4.3L, 5.0L, 5.7L, 6.2L & 8.1L EFI. (Horizontal in Bracket).

Note: the pump is threaded on both ends.

This is a non-OEM, aftermarket part MCC 861155A3

## Details

- **Price:** 432.1 AUD
- **Vendor:** Recmar
- **Tags:** Sawley’s AAM Aftermarket – Fuel Pumps | Marine Fuel Pumps Lift Pumps & EFI Systems

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 432.10 AUD | In stock |

## Images

- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)
- 861155A3 Mercruiser Fuel Pump 861155A3 (Boost / Low Pressure) (Aftermarket Replacement)

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/861155a3-mercruiser-fuel-pump-861155a3-boost-low-pressure-aftermarket-replacement)
> Updated: 2026-06-23