Features & Benefits
- Designed for all 12mm and 14mm threaded spark plugs.
- Includes 1 blue and 1 black spark plug gap tool plus a 32 blade steel feeler gauge.
- Easy to operate with no hammer required, reducing electrode damage.
- Precision gap adjustments lead to optimal spark plug and engine performance.
- Dual marked feeler gauge for easy size identification.
- Improves vehicle efficiency by allowing proper spark plug replacement.