PSIplug, Model SSP-MODx
  • PSIplug: user selected production spark plug modified to accept a detachable M3.5 or M4.5 sensor
  • Sensor is positioned vertically in the spark plug collar
  • PSIplug with M3.5 Sensor will fit spark plug bores of 22mm diameter or larger
  • PSIplug requires either M3.5 or M4.5 sensor (ordered separately)
  • SSP-MOD2 and SSP-MOD4: sets of the same spark plug type
  • Model SSP-MOD1, PSIplug - Modified Production Spark Plug, Qty 1
  • Model SSP-MOD2, Set of 2 PSIplugs (of the same type)
  • Model SSP-MOD4, Set of 4 PSIplugs (of the same type)
CALplug, Model Cxx-CP
  • 1.5mm or 1.7mm diameter AutoPSI-S sensor is permanently attached to the user selected, modified production spark plug
  • Developed for engine calibration and mapping applications
  • Suitable for high spark plug-temperature applications (e.g., racing engines)
  • Total pressure reading accuracy 1% FSO
  • Sensors are factory transferable to different spark plugs
  • 100 bar CALplug will fit spark plug bores of 22mm diameter or larger