The Link KnockBlock G4 knock monitoring tool allows you to hear engine knock and ignition anomalies in real time through headphones. It comes with two Bosch knock sensors and is an essential tool for adjusting anti-knock settings.

Specification

Brand: Link

Original Part Number (MPN): 105-1000

Type: Detonation monitoring and calibration tool (Audio Knock Detection)

Contents: Main unit (CNC aluminum shell), 2 Bosch knock sensors with cable, earphone cable, USB charging cable

Output: 3.5mm headphone audio (special filtering improves signal-to-noise ratio)

Power supply: Built-in lithium battery, USB charging

Compatibility: Compatible with OEM knock sensors from various manufacturers; works with G4X/G4 and any ECU tuning.