MPA Electrical 13663 Alternator
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MPA Electrical
 Remanufactured

MPA Electrical 13663 Alternator

Brand MPA Electrical 13663
Voltage 12.0
Plug Clock Rear View Main Mounting Ear at 6 O Clock 1
Fan Type Internal
Rotation Direction Clockwise (right)
Pulley Included No
Family Valeo
Regulator Type Internal
Decoupled Or Clutch Pulley No
Amperage Rating 80.0
Product line Remanufactured
Fits BMW · 2 vehicles

OE replacement. Remanufactured for fit, form, and function with modern testing.

Internal regulator. Integrated regulation simplifies the charging system.

80-amp output. Delivers dependable charging performance.

Cross-references 12-31-1-727-576, 439092 and 2541620 for the same application. See all 5.

$273.02Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $273.02
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
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Remanufactured Alternator for BMW 318i and 318is

MPA Electrical Part Number 13663 is a remanufactured 12-volt alternator built for OE fit, form, and function. It is engineered for 1993 BMW 318i and 318is applications with an 80-amp output, internal regulation, and an internal fan for dependable charging-system performance.

Key Features

  • Remanufactured alternator for OE-style replacement
  • 12.0-volt electrical system
  • 80.0 amp amperage rating
  • Internal regulator type
  • Internal fan design
  • Clockwise (right) rotation direction
  • Valeo family unit
  • No pulley included
  • Plug clock: rear view main mounting ear at 6 o'clock

Product Details

MPA Electrical 13663 is a remanufactured alternator for BMW charging-system service, built around OE fitment requirements and tested using modern remanufacturing and validation processes. The Valeo-based design, internal regulator, and 80-amp output make it a direct replacement choice for 1993 BMW 318i and 1993 BMW 318is models. This part cross-references BMW 12-31-1-727-576 and ACDelco 439092 for the same application.

What It Helps Fix

  • Battery warning light caused by alternator output loss
  • Low charging voltage at idle or while driving
  • Dim lights from insufficient electrical supply
  • Charging-system failure after alternator wear
  • Voltage regulation issues in the vehicle electrical system

Installation Notes and Tips

Verify the plug clock position, rotation direction, and mounting configuration before installation. This alternator does not include a pulley, so the existing pulley setup must be confirmed against the vehicle’s original configuration. Match the electrical connector and mounting points to the removed unit before final tightening.

Quality Assurance

MPA Electrical remanufactured alternators are processed to OE fit, form, and function standards and tested with current remanufacturing equipment to support reliable replacement performance.

Related reading

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
1993BMW318i1.8LL4Remanufactured
1993BMW318is1.8LL4Remanufactured
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
12-31-1-727-576439092254162019134253A13VI61