It bolts onto your Mustang's four-barrel ... the Avenger EFI system does not provide for a knock sensor, which senses spark knock to retard ignition timing and enrichen fuel curve on systems ...

Knock sensors are devices used in internal combustion engines to detect engine knock or detonation. The knock sensor detects vibrations and sends a signal to the engine control module (ECM), to ...

It can detect engine knock using the available Bosch sensor and pull timing through ... Our subject vehicle for this test was an '01 Bullitt Mustang belonging to Bob Watson of Jacksonville ...