MPA Electrical
Remanufactured

MPA Electrical 8158605 Alternator

Brand MPA Electrical 8158605
Amps 105 Amps
Clock 5:00
Fan Internal
Manufacturer Delco
Pulley 6 Groove Serpentine
Regulator Internal
Rotation Clockwise
Volts 12 Volts
Product line Remanufactured
Fits Buick, Oldsmobile, and Pontiac · 3 vehicles

Remanufactured. A cost-effective alternator built from quality-tested components.

105 amps. Provides dependable charging output for steady electrical performance.

Internal regulator. Integrated regulation helps simplify installation and operation.

Cross-references 8158-5, 10463440 and 10480043 for the same application. See all 4.

$159.60Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Select your vehicle to confirm fitment
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Step 2 — Quantity
Order total $159.60
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Remanufactured 105 Amp Alternator for GM Applications

The MPA Electrical 8158605 is a remanufactured 12-volt alternator built for select 1994 Buick, Oldsmobile, and Pontiac applications. It features a 105 amp output, internal regulator, internal fan, and a 6-groove serpentine pulley for direct replacement use in the correct charging system setup.

Key Features

  • 105 amps output for stable charging performance
  • 12-volt alternator with internal regulator
  • Internal fan design
  • 6-groove serpentine pulley
  • Clockwise rotation
  • Delco manufacturer specification
  • Remanufactured electrical component

Product Details

MPA Electrical part number 8158605 is a remanufactured alternator for GM vehicles that use a Delco-style charging system. The unit is configured with a 5:00 clock position, internal fan, and internal regulator, making it a direct-match replacement for the listed applications. This part cross-references 10463440 and 19135983 for the same application. It is a strong match for owners searching for a 1994 Buick Park Avenue alternator, a 1994 Oldsmobile 98 charging replacement, or a 1994 Pontiac Bonneville 105 amp alternator.

Vehicle Fitment

  • Fits 1994 Buick Park Avenue, w/ Internal Fan; Remanufactured
  • Fits 1994 Oldsmobile 98, First Production, w/ Internal Fan; Remanufactured
  • Fits 1994 Pontiac Bonneville, First Production, w/ oval plug, w/ 105 amp alt.; Remanufactured

Common Issues This Alternator Can Address

  • Low charging output from a worn alternator
  • Battery warning light caused by charging system failure
  • Dim lights or electrical instability at idle
  • Battery drain after the engine is running
  • Noise or bearing wear from an aging alternator

Installation Notes and Tips

Verify pulley groove count, rotation, clock position, and connector style before installation. This alternator is specified for clockwise rotation and a 6-groove serpentine belt system, so matching the original unit is important for proper alignment and charging performance. Confirm the vehicle’s original charging system configuration on 1994 Buick Park Avenue, Oldsmobile 98, and Pontiac Bonneville applications before replacement.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore charging-system function for the listed applications. Part number 8158605 is remanufactured to meet the specified Delco-style fitment requirements for the confirmed vehicles.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1994BuickPark Avenue3.8LV6N/Aw/ Internal Fan; Remanufactured
1994Oldsmobile983.8LV6N/AFirst Production, w/ Internal Fan; Remanufactured
1994PontiacBonneville3.8LV6N/AFirst Production, w/ oval plug, w/ 105 amp alt.; Remanufactured
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
8158-5104634401048004319135983