HomeIgnition > SwitchesStandard Ignition US-90 Ignition Switch
Part #: US-90

Standard Ignition US-90 Ignition Switch

⚙️ 22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Lincoln, and Mercury, Granada, Pinto, Versailles, Bobcat, Monarch, LTD II, Ranchero, Thunderbird, Mark V, Cougar, and Mustang II
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Overview of Standard Ignition US-90 Ignition Switch

The Standard Ignition US-90 ignition switch is designed for reliable performance in select Ford, Lincoln, and Mercury vehicles. This bolt-on ignition switch features a durable aluminum and plastic finish, ensuring long-lasting operation in your vehicle's steering column.

  • Bolt-on attachment method for secure installation
  • Black and silver color scheme with aluminum and plastic finish
  • Rectangular female connector with one connector quantity
  • Eleven male blade terminals for reliable electrical connections
  • Designed for column mounting location

Detailed Product Description

The US-90 ignition switch by Standard Ignition is engineered to meet the specific requirements of Ford, Lincoln, and Mercury models including Bobcat, Cougar, Monarch, Pinto, Thunderbird, and Versailles. Its bolt-on design allows for straightforward replacement in the steering column, maintaining the integrity of your vehicle's ignition system. The switch features a rectangular female connector with a single connection point, paired with eleven male blade terminals to ensure consistent electrical contact. The combination of aluminum and plastic materials provides a balance of durability and corrosion resistance, suitable for the demanding environment inside the vehicle column.

Compatible Vehicles and Applications

This ignition switch is compatible with the following makes and models:

  • Ford Bobcat
  • Lincoln Cougar
  • Mercury Monarch
  • Ford Pinto
  • Lincoln Thunderbird
  • Mercury Versailles

It is specifically designed to replace the ignition switch in the column mounting location, restoring proper ignition function and electrical connectivity.

Common Issues Addressed by the US-90 Ignition Switch

  • Intermittent or no start conditions due to faulty ignition switch
  • Electrical connection failures causing accessory power loss
  • Ignition key not turning or sticking in the column
  • Malfunctioning ignition switch causing dashboard warning lights
  • Wear and tear from prolonged use leading to ignition failure

Installation Notes and Tips

Installation of the Standard Ignition US-90 ignition switch requires removal of the steering column cover to access the mounting bolts. The bolt-on attachment method simplifies replacement, but care should be taken to properly align the rectangular female connector and blade terminals. Ensure all electrical connections are secure before reassembling the column. It is recommended to disconnect the vehicle battery prior to installation to prevent electrical shorts.

Quality Assurance and Warranty

Standard Ignition manufactures the US-90 ignition switch to meet OEM specifications for fit, form, and function. The part undergoes quality control testing to ensure reliable operation in compatible Ford, Lincoln, and Mercury vehicles. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.

BrandStandard Ignition
Part NumberUS-90
Attachment MethodBolt On
ColorBlack, Silver
Connector GenderFemale
Connector ShapeRectangular
FinishAluminum, Plastic
Mounting LocationColumn
Terminal GenderMale
Terminal TypeBlade

This part fits 22 vehicles. Search below:

YearMakeModelPositionNotes
1980FordPintoN/A
1980LincolnVersaillesN/A
1980MercuryBobcatN/A
1980MercuryMonarchN/A
1979FordPintoN/A
1979FordThunderbirdN/A
1979LincolnVersaillesN/A
1979MercuryBobcatN/A
1979MercuryCougarN/A
1979MercuryMonarchN/A
1978FordPintoN/A
1978FordThunderbirdN/A
1978LincolnVersaillesN/A
1978MercuryBobcatN/A
1978MercuryCougarN/A
1978MercuryMonarchN/A
1977FordPintoN/A
1977FordThunderbirdN/A
1977LincolnVersaillesN/A
1977MercuryBobcatN/A
1977MercuryCougarN/A
1977MercuryMonarchN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

123216761S612153-2757188921967CS91D7OA11572AAKS6615LS304UL7-8

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.