Standard Ignition

Standard Ignition S-571 Parking Light Bulb Socket - Front

Brand Standard Ignition S-571
Position Front
Connector Gender Female
Terminal Gender Male
Terminal Type Wire Lead
Fits Ford, Lincoln, and Mercury · 27 vehicles

OE-style replacement. Designed to fix common failure issues in electrical sockets.

High-grade materials. Built for strong conductivity and reliable connections.

Wire lead terminals. A practical socket for electrical repair jobs.

Cross-references Champion Spark Plug 407, 6S1085 and 57-4867 for the same application. See all 10.

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Parking Light Bulb Socket for Ford and Mercury

Standard Ignition S-571 is a parking light bulb socket built for electrical repair work where a worn, heat-damaged, or corroded socket has affected lighting performance. It uses a female connector with wire-lead terminals and is built with high-grade materials to support strong conductivity and a secure electrical connection.

Key Features

  • Parking light bulb socket for electrical lighting repair
  • Female connector design with 2 connector terminals
  • Male terminal ends with wire-lead construction
  • 2-wire configuration for direct replacement-style service
  • Built for consistent conductivity and dependable contact
  • Standard Ignition S-571 replacement socket for targeted OE-style repair

Detailed Description

Standard Ignition S-571 is engineered for technicians and do-it-yourself repairs that require a reliable parking light bulb socket. The socket is designed around durable materials and solid terminal contact to help restore proper electrical flow where the original socket has failed from age, heat, or corrosion. This part number is commonly searched for Ford Taurus, Ford Mustang, Lincoln Mark VII, Mercury Sable, and Mercury Grand Marquis lighting and electrical repairs.

This part cross-references Champion Spark Plug 407 for the same application. Standard Ignition S-571 also serves as a direct-fit style replacement for vehicles in the listed Ford and Mercury applications, including 1986-1997 Ford Taurus and 1989-1990 Ford Mustang fitments.

What It Helps Fix

  • Intermittent or inoperative parking light operation
  • Heat damage at the bulb socket terminals
  • Corrosion or poor contact at the connector
  • Broken or brittle socket housing from age
  • Electrical connection issues in Ford Taurus and Mercury Sable lighting repairs

Installation Notes and Tips

Verify the connector style, terminal layout, and bulb socket location before installation. Match the vehicle application exactly, including the listed front position where applicable, and inspect the harness for damaged insulation or overheated terminals before connecting the new socket. For 1989-1990 Ford Taurus and 1986-1987 Mercury Sable applications, confirm the 2-wire configuration before service.

  • Fits 1994-1997 Ford Taurus, N/A
  • Fits 1986-1990 Ford Taurus, N/A
  • Fits 1995 Lincoln Town Car, N/A
  • Fits 1989-1993 Mercury Sable, N/A
  • Fits 1991 Mercury Sable, Front
  • Fits 1989-1990 Ford Mustang, N/A
  • Fits 1987-1990 Lincoln Mark VII, N/A
  • Fits 1987 Mercury Grand Marquis, N/A
  • Fits 1986-1987 Mercury Sable, N/A

Quality Assurance

Standard Ignition focuses on pigtails and sockets for electrical repair, using materials selected to support peak conductivity and dependable connections. The S-571 is developed as a service replacement for common OE socket failures in Ford and Mercury applications.

This part fits 27 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypePositionNotes
1997FordTaurusN/A
1996FordTaurusN/A
1995FordTaurusN/A
1995LincolnTown CarN/A
1994FordTaurusN/A
1993MercurySableN/AFits both left and right side seat lumbar switches.
1992MercurySableN/AFits both left and right side seat lumbar switches.
1991MercurySableN/AFits both left and right side seat lumbar switches.
1991MercurySableFront
1990FordMustangN/A
1990FordTaurusSedanN/A
1990FordTaurusN/A2 Wire
1990LincolnMark VIIN/A
1990MercurySableN/AFits both left and right side seat lumbar switches.
1989FordMustangN/A
1989FordTaurusSedanN/A
1989FordTaurusN/A2 Wire
1989LincolnMark VIIN/A
1989MercurySableN/AFits both left and right side seat lumbar switches.
1988FordTaurusSedanN/A
1988LincolnMark VIIN/A
1987FordTaurusSedanN/A
1987LincolnMark VIIN/A
1987MercuryGrand MarquisN/A2 Wires
1987MercurySableSedanN/A2 Wires
1986FordTaurusSedanN/A
1986MercurySableSedanN/A2 Wires
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Champion Spark Plug — 4076S108557-4867350-385643-08588860469E8PZ13411DLS6260PT263PTC1739