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GM 12043811 Spark Plug Wire Kit

1985 GM

Customer Questions & Expert Answers (3)
12043811 GM Spark Plug Wire Kit Illustration 1 of 1
  • Part Description
    WIRE KIT, Spark or Glow Plug Ignition
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12043811
    Part DescriptionWIRE KIT, Spark or Glow Plug Ignition
    Item Dimensions10.0 x 6.1 x 3.9 inches
    Item Weight1.90 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12043811
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1985 Buick Century6 Cyl 3.8LCUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR
    1985 Buick Electra6 Cyl 3.8L2 DOOR, 4 DOOR, COUPE 2 DOOR, SEDAN 4 DOOR, T-TYPE COUPE 2 DOOR, T-TYPE SEDAN 4 DOOR
    1985 Oldsmobile 986 Cyl 3.8LREGENCY 2 DOOR, REGENCY 4 DOOR, REGENCY BROUGH 2 DOOR, REGENCY BROUGH 4 DOOR
    1985 Oldsmobile Cutlass6 Cyl 3.8LBROUGHAM 2 DOOR, BROUGHAM 4 DOOR, LS 2 DOOR, LS 4 DOOR, LS STATION WAGON
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12043811 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be visually checked during a tune-up/inspection for the 1985 Buick Century, including the Spark Plug Wires? Posted by Geo P.
    A:
    The spark plug cables should be visually checked for burns, cuts, or breaks in the insulation. The boots and nipples on the distributor cap or coil should also be checked. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jul 08, 2025
    Q:
    When should the Spark Plug Wires be checked for the 1985 Oldsmobile Cutlass? Posted by Monah H.
    A:
    The spark plug wires should be checked at the recommended intervals or whenever new spark plugs are installed. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Aug 29, 2025

Genuine GM Part 12043811, the Right Choice

To ensure reliability, purchase GM part # 12043811 Spark Plug Wire Kit. It is sometimes referred to as GM Spark Plug Wires. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Century, Electra models. It fits Oldsmobile 98, Cutlass.

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