Also available as a kit with the connector and all the I/O chips
$90
x1 Frankenso board
x12 low-side VNS14NV04
x3 op-amp LMV324IDT
x3 high-side TC4427
x2 2x25 header
x2 SD card socket
x1 VR INTERFACE MAX9926
x1 CAN interface SN65HVD230
x2 33uH Inductor
x2 CAP TANT 220UF
x1 IC REG BUCK 5V 3A
x1 CAP ALUM 680UF
x4 misc diodes for power supply
x1 HIP9011 knock detection chip
x1 4MHz osc for HIP9011