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MerCruiser and Mercury | Recmar

862031T1, 862031T Alternator12V 70A for MerCruiser V6 & V8 (1999-2001)

REC862031T1

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Key features:

  • MerCruiser Fitment: 4.3L V6 | 5.0L V8 | 5.7L V8 (including 350 Mag MPI) | MX 6.2L MPI | 7.4L & 8.1L V8 models
  • MerCruiser/Mercury OEM Ref: 862031T1, 862031T, 862031, 862031R01, 863077T
  • Cross References: Delco Remy: 19020601, 19020609, 19020611 | Sierra Marine: 18-6293 / RM6293 | Arco Marine: 20810
  • Pulley Style: 6-Groove Multi-V Serpentine | Pulley Diameter: 2.4 inches / 62mm
  • Rotation: Clockwise (CR) | Regulator: Internal Regulator (Plug Style: PL145)
  • Voltage: 12V | Amperage: 70 Amp
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€210,00 EUR
€210,00 EUR
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Product Specifications and Features

This 12V 70A alternator is a quality Recmar replacement for select MerCruiser GM-based V6/V8 sterndrive and inboard engines. It cross-references Mercury/Quicksilver OEM part number 862031T1 and is commonly specified for serpentine (multi-groove) belt applications with a 2.40 (62mm) pulley.

Engine Compatibility

This premium unit matches the electrical and physical footprints of select Multi-Port Injected (MPI) and Electronic Fuel Injected (EFI) marine engines:
  • MerCruiser 4.3L V6
  • MerCruiser 5.0L V8
  • MerCruiser 5.7L V8 (including 350 Mag MPI)
  • MerCruiser MX 6.2L MPI
  • MerCruiser 7.4L & 8.1L V8 models

 

Cross-Reference Part Numbers

Easily replace your worn or failing factory unit. This aftermarket component directly swaps with the following original equipment manufacturer (OEM) and marine service part numbers:
  • Mercury / MerCruiser: 862031T1, 862031T, 862031, 862031R01, 863077T
  • Delco Remy: 19020601, 19020609, 19020611
  • Sierra Marine: 18-6293 / RM6293
  • Arco Marine: 20810

 

Technical Specifications

  • Voltage: 12V
  • Amperage: 70 Amp
  • Rotation: Clockwise (CR)
  • Pulley Style: 6-Groove Multi-V Serpentine
  • Pulley Diameter: 2.4 inches / 62mm
  • Regulator: Internal Regulator (Plug Style: PL145)
  • Fan: Internal Fan
  • B+ Terminal: M6-1.0 thread

 

  • Part type: Alternator
  • Voltage / output: 12V / 70A
  • Regulator: Internal
  • Pulley: Groove (serpentine) pulley
  • Fits (application): MerCruiser 4.3L & 5.7L (select GM-based V6/V8 packages; commonly listed for 19992001 serpentine-belt setups)
  • OEM cross-references: 862031T1, 862031, 862031T, 862031R01
  • Aftermarket reference: Recmar REC862031T1

Why Choose Our Premium Aftermarket Solution?

  • Budget-Friendly Value: Get identical-to-OEM performance, fitment, and charging capacity at a fraction of the dealer cost.
  • Marine-Grade Build: Engineered to meet or exceed strict marine standard certifications, featuring coated internals to prevent corrosion in freshwater and saltwater conditions.
  • Drop-In Installation: No bracket modifications or wiring splices required. Swaps directly out using common workshop tools.

Fitment varies by engine version. Always match by part number and application details before purchase.

Shipping Information

All orders ship from the UK. Orders placed Monday–Thursday before 12:00pm are processed same day. Orders placed Friday after 12:00pm through Sunday are processed the following Monday. Processing times vary by stock location.

Out of stock items can be back-ordered with a typical 3–4 week lead time.

If an item shows "Dispatch Available Today" and you order after 2pm UK time, processing begins the next business day.

All times are in UK BST.

Notice: Due to ongoing conflicts impacting logistics, some deliveries or re-stocking may take a little longer than expected. We're working to get your order to you as quickly as possible.
862031T1, 862031T Alternator12V 70A for MerCruiser V6 & V8 (1999-2001)

€210,00 EUR

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