5/8" Swivel Spark Plug - GearWrench

The GearWrench 80404 5/8" Swivel Spark Plug Socket is built for technicians who need reliable access to plugs in crowded engine bays. With a 3/8" drive, swivel joint, and precision-machined 5/8" spark plug end, it combines reach, control, and durability for daily professional use. Its compact length and polished finish make it well-suited for modern engines with limited clearance.

Key Features

• 5/8" swivel spark plug socket
  Universal 5/8" plug size with an integrated swivel joint for accessing plugs at awkward angles in tight engine compartments.

• Professional 3/8" drive, 6-point design
  6-point drive end provides solid engagement and helps reduce rounding on stubborn spark plugs.

• Durable alloy steel with full polish chrome
  Alloy steel construction with full polish nickel chrome plating resists corrosion and cleans easily in shop environments.

• Turn-down base with grip surface
  Textured base allows a positive grip when removing the socket from ratchets or extensions, even with gloves on.

• Deep serrations and entry angle
  Entry angle guides and internal serrations help seat the plug squarely and hold it in place during installation and removal.

• Clear, hard-stamped markings
  Large, permanent size ID makes it easy to pick the right socket from the drawer or cart.

Applications

Ideal for servicing 5/8" spark plugs on passenger cars, light trucks, SUVs, and motorcycles, including many domestic and import gasoline engines. Also well-suited for small engine work on lawnmowers, generators, and other power equipment that use 5/8" plugs, especially where straight-access sockets can’t reach.

Specifications

• Drive size: 3/8"
• Drive style: 6-point
• Spark plug size: 5/8"
• Overall length: 2.5"
• Material/finish: Alloy steel, full polish chrome
• Standards: SAE, ASME B107.34
• Weight: 0.242 lb