Cleans cylinder threads and gasket seat in one operation.
Use on engine cylinders that use 18mm, short reach (up to 17/32"), non-tapered (flat) seat spark plugs.
Essential for regular preventative maintenance and troubleshooting.
High quality, durable construction - Manufactured in USA.
Description
BG's Spark Plug Hole Conditioning Tool is used on engines to clean the cylinder threads and gasket seat in one operation. PART NUMBER: 21045-18, THREAD SIZE: M18 X 1.5 SAE (METRIC), EFFECTIVE REACH: SHORT, UP TO 17/32"(.531) SEAT TYPE: NON-TAPERED (FLAT). Do not use with tapered seats. This product is available in several thread sizes and reaches.