The Allstar Performance Spark Plug Gap Tool quickly and accurately gaps 14mm threaded spark plugs. Thread the spark plug into the tool fixture, place the correct size feeler gauge beneath the electrode ground strap then tighten the knob to precisely set the gap.
Allstar Performance black anodized billet aluminum water neck fit most Chevy V8 engines and accepts most standard thermostats and swivel a full 360 degree to simplify connection of LH and RH radiator hose to engine. Black anodized finish helps protect against corrosion. Stainless steel hardware and an o-ring sealing base flange assure a tight seal for a gasket-free installation.