• 3858966 Volvo Fuel Pipe | Genuine Used Part
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3858966 Volvo Fuel Pipe | Genuine Used Part

3858966 Volvo Fuel Pipe | Genuine Used Part

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$200.00 AUD
$400.00 AUD $200.00 AUD
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✓ Authorised Volvo Penta Dealer · Genuine used marine parts · Ships Australia-wide

🔧 Product Description

Genuine Volvo Penta 5.0L / 5.7L MPI Fuel Rail - Part Number: 3858966

A genuine used Volvo Penta fuel pipe or injector rail for selected GM-based 5.0L and 5.7L multipoint-injected petrol marine engines.

The rail supplies regulated fuel pressure to the engine's eight injectors and incorporates mounting positions for the fuel-pressure regulator, valve, cap and related hose connection.

⚙️ Key Features

  • Genuine Volvo Penta V8 fuel rail
  • Correct Volvo reference 3858966
  • Supports eight fuel injectors
  • Used with regulator 3858967 and clip 3858968
  • Suits selected 5.0L and 5.7L EFI, Gi, GXi and OSi engines

🚤 Compatibility

Commonly used on

  • Volvo Penta GM V8 multipoint fuel-injection systems
  • Eight-injector 5.0L and 5.7L petrol engines
  • Gi, GXi, OSi and EFI engine families

Typically suits

  • Engine models:
  • Volvo Penta 5.0GiC-225-S
  • Volvo Penta 5.0GiC-J
  • Volvo Penta 5.0GiCE-225-S
  • Volvo Penta 5.0GXi-B
  • Volvo Penta 5.0GXi-BF
  • Volvo Penta 5.0GXi-C
  • Volvo Penta 5.0GXi-CF
  • Volvo Penta 5.0GXi-D
  • Volvo Penta 5.0GXi-E and EF
  • Volvo Penta 5.0OSi-E and EF
  • Volvo Penta 5.7Gi and GXi applications using rail 3858966
  • Volvo Penta 5.7OSi-GF
  • Volvo Penta V8-270-CE-A
  • HP Range: Approximately 225HP - 320HP
  • Engine Type: GM 5.0L and 5.7L V8 multipoint-injected petrol marine engine
  • Year Range: Primarily late-1990s through mid-2000s

🔌 Function

The fuel rail stores and distributes regulated pressurised petrol equally to all eight injectors.

⚠️ Common Signs of Failure

  • Petrol leaks around an injector seat
  • Fuel-pressure regulator will not seal
  • Rail is internally corroded or contaminated
  • Engine runs lean under load
  • Fuel pressure falls during acceleration
  • Strong petrol smell in the engine compartment
  • Injector retainers no longer fit securely
  • Rail mounting tabs are cracked

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 3858966 Volvo Penta V8 fuel-pipe reference

OEM / Related Numbers

  • 3858966
  • MerCruiser related fuel rail: 8M0070997
  • Fuel-pressure regulator: 3858967
  • Pressure-regulator clip: 3858968
  • Fuel valve: 3858971
  • Cap: 3858972
  • Regulator hose: 3858974
  • Injector: 3858969
  • Later injector: 21141691
  • Injector O-ring kit: 3858981
  • Injector retainer: 3858970
  • Fuel-rail bolt: 3858973

Aftermarket / Verified Equivalents

  • MerCruiser / GM MPI fuel rail reference 8M0070997 where the complete intake specification matches
  • Complete aftermarket 5.0L / 5.7L MPI intake assemblies incorporating replacement rail 3858966 / 8M0070997
  • No verified standalone aftermarket rail with a separate manufacturer number

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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