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Ignition Knock (Detonation) Sensor

MotoRad Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All MotoRad Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.


  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
  • Bolt Hole Inside Diameter: 0.33 in
  • Color: Black
  • Material: Metal, Plastic, Rubber
  • Meets or Exceeds Original Equipment Manufacture Specifications: Yes
  • Prop 65: WARNING: Cancer and Reproductive Harm -
  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Shape: Rectangular
  • Length: 21.25 in
  • Mounting Hardware Included: No
  • Mounting Type: Bolt On
  • Terminal Gender: Male
  • Terminal Quantity: 3
  • Terminal Type: Blade
  • Threaded End Diameter: 0.00 in
  • Wiring Harness Included: Yes
  • Wiring Harness Length: 18.00 in
Year Make Model Engine
  • ACDelco_2132254
  • Airtex Engine Management_5S2247
  • Beck/Arnley_1580696
  • BWD_S8754
  • CARQUEST (Wells)_716617
  • NAPA_DKS604
  • General Motors_89053991
  • Intermotor_S8754
  • Kem_144763
  • Kia_0K2CC18921
  • MotoRad - EM_1KS1084
  • OReilly_1KS1084
  • SMP (Standard Motor Products)_KS151
  • Wells_SU5273