Blair Engineering’s line of spark plug gapping tools allow the easy and exact re-gapping of 18mm and 7/8″ four electrode spark plugs commonly used in medium and large industrial natural gas engines. Manufactured in the USA in a variety of ring gauge sizes to fit all applications.
Manufactured in the USA, Blair Engineering’s ignition gapping tools consist of an electrode spreader, gapping tool, and precision ring gauges for setting the spark plug gap on 18mm and 7/8″ industrial spark plugs. The electrode spreading tool is machined, hardened and black oxide coated to prevent rust and provide years of service.
Each gapping tool is machined from stainless steel bar stock, with 4 stainless steel bull nose T handles included for setting the gap. The precision ring gauges are etched with the ring size right on the aluminum handle. Available gauge sizes are: .010″, .011″, .012″, .013″, .015″, .020″ and .025″. Contact Blair Engineering today for a quotation.