This adaptor is designed to detect the pulses on the fuel pipes of diesel injectors and allows accessories to be used including timing lights, engine analysers or digital multimeters. An essential tool for standard maintenance on diesel engines Full instructions provided.A diesel injector pulse pick-up adaptorDesigned to detect the pulses on the fuel pipes of diesel injectorsAllows accessories to be used including timing lights, engine analysers or digital multimetersAn essential tool for standard maintenance on diesel enginesInstructions included