Walker 921-2137 Ignition Coil

Ignition Coil for Ford and Lincoln Applications

Walker ThunderSpark ignition coil Part Number 921-2137 is a direct-fit ignition component for select Ford, Lincoln, and Mercury vehicles. It supports reliable spark delivery for engines covered by the listed fitments, including Ford Explorer, Ford F-150, and Lincoln MKZ applications.

Key Features

• Walker ThunderSpark ignition coil for select Ford, Lincoln, and Mercury vehicles
• Part Number 921-2137 for application matching and catalog lookup
• Fits 2007-2016 Ford Edge, 2011-2016 Ford Explorer, and 2011-2016 Ford F-150 ThunderSpark applications
• Also fits 2007-2016 Lincoln MKX, 2007-2016 Lincoln MKZ, and 2009-2016 Lincoln MKS ThunderSpark applications
• Compatible with select single-coil Ford Transit and 2017 Ford Explorer, plus 2017 Lincoln Continental applications noted in the fitment data

Detailed Description

The ThunderSpark line from Walker covers ignition coil applications for a wide range of Ford-family vehicles, including Ford Fusion, Taurus, Mustang, Flex, and Transit models, along with Lincoln MKX, MKZ, MKT, and MKS platforms. This ignition coil, Part Number 921-2137, is listed for multiple model years and configurations, including ThunderSpark and single-coil notes where specified. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Issues This Part Can Address

• Engine misfire codes tied to weak or inconsistent spark output
• Rough idle during acceleration or at stoplights
• Hard starting caused by ignition coil failure
• Loss of power under load in Ford and Lincoln ignition systems
• Intermittent check engine light related to coil performance

Installation Notes and Tips

Verify the year, make, model, and fitment note before ordering, especially for 2017 Transit and Explorer applications with single-coil or date-specific coverage. Match Part Number 921-2137 to the vehicle listing in your catalog and inspect related ignition components during service to confirm the source of the fault.

Quality Assurance

Walker ThunderSpark is the product line identified for this ignition coil application, and the fitment data supports use across multiple Ford, Lincoln, and Mercury platforms from 2007 through 2017.