SKP SP1009 Spark Plug

SKP SP1009 Spark Plug for Classic GM and Ford Applications

SKP SP1009 is a spark plug built for a wide range of older Chevrolet, GMC, Ford, Pontiac, Buick, Oldsmobile, Lincoln, Mercury, Dodge, and Plymouth applications. It combines a copper center electrode core with an iridium tip to support consistent ignition performance across many fitments, including Chevrolet C10, Ford F-150, and GMC Jimmy applications.

Key Features

• Copper center electrode core material for stable conductivity
• Iridium center electrode tip material for durable spark delivery
• Compatible with a broad range of 1967-1998 vehicle applications
• Fits many GM truck, van, SUV, and passenger car platforms
• Cross-references Autolite XP25 for the same application
• Part number SP1009 for easy lookup and ordering

Detailed Description

SKP SP1009 is a secondary ignition spark plug engineered for direct replacement use in many classic domestic vehicles. Fitment includes applications such as 1980-1996 Ford F-250, 1989-1995 Chevrolet K1500, 1992-1995 GMC Yukon, and 1993-1995 Pontiac Firebird, along with numerous other GM and Ford truck, van, and car platforms. The copper core supports efficient electrical transfer, while the iridium tip helps maintain consistent spark characteristics over time. If you are searching for SP1009 spark plug fitment for Chevrolet G30, GMC Safari, or Ford Bronco applications, this part covers a wide range of OE-style replacements.

This part cross-references Autolite XP25 for the same application.

Common Uses

• Rough idle caused by worn spark plugs
• Hard starting in older ignition systems
• Misfire conditions under load or acceleration
• Reduced throttle response from weak spark output
• Maintenance replacement on high-mileage classic trucks and cars

Installation Notes and Tips

Verify the exact year, make, model, and engine application before installation. Match the specified gap listed for your vehicle, since fitment notes vary by application and include gaps such as .035, .044, .045, .050, .054, and metric equivalents. Inspect ignition wires, distributor components, and coil condition during service to help ensure proper spark plug performance. Use the vehicle-specific gap and torque specifications from the service manual.

Quality Assurance

SKP SP1009 is built to meet the demands of replacement ignition service across a broad range of domestic applications. Its copper-and-iridium construction supports dependable electrical transfer and long-term electrode durability in compatible Chevrolet, GMC, Ford, Pontiac, Buick, Oldsmobile, Lincoln, Mercury, Dodge, and Plymouth vehicles.