The AtomX is ideal for: 1-12 Cylinder Distributed 2-8 Cylinder Wasted Spark 1-4 Cylinder Direct Spark Odd Fire Engines 2-Stroke Engines Configurable Firing Order Configurable TDC Points (for odd fire) SPECS Inputs: 2 x Digital inputs 2 x Temperature inputs 3 x Analog inputs 2 x Trigger inputs 1 x Knock Input Outputs: 4 x Injector drives 4 x Ignition drivers 4 x Auxiliary outputs^ +5V Sensor power supply ^unused ignition drives can be used as additional Auxoutputs Communications: 1x CAN bus 1x USB tuning connection 1 x thirty four pin, waterproof connector Upgraded Communications Chip Misc: Comes loaded with all of Link ECU's standard features. 512MB of logging memory 20 general purpose tables Runs on PC Link software for G4X Physical: Dimensions: 90mmL x 130mmW x 45mmH (without loom) Weight: 180 grams What's in the box: The AtomX ECU is supplied with a USB tuning cable, mounting bracket and four Link ECU stickers.