Standard Motor Products W30326 13/16-Inch Spark Plug Wrench Extension

The Standard Motor Products W30326 is a 13/16-inch spark plug wrench extension designed to provide additional reach when removing or installing spark plugs in deep or recessed plug wells. This specialty extension is an essential tool for technicians and DIYers working on engines where standard wrench access is blocked by surrounding components such as intake manifolds, valve covers, or other obstructions.

Key Features:

• 13/16-inch (21mm) sizing — fits the most common spark plug hex size used in automotive and small engine applications
• Extends reach into deep-set spark plug wells that standard sockets or wrenches cannot access
• Durable steel construction for reliable torque transfer without flex or slippage
• Compatible with standard 3/8-inch or 1/2-inch drive ratchets and extensions (verify drive size before purchase)
• Compact and easy to store in any tool tray or socket organizer

The W30326 wrench extension is a practical addition to any spark plug service toolkit, helping ensure proper plug seating and torque in hard-to-reach cylinder head locations.