Looking to create a custom general-purpose controller? This Basic GPIO Board Kit provides a minimal foundation for building your own GPIO solution using MegaSquirt-compatible architecture. Kit Includes: GPIO mainboard with all surface-mount (SMD) components pre-installed Genuine AMPSeal 35-pin connector Complete set of AMPSeal terminals, each pre-crimped to short TXL wire leads (pigtails) This board is ideal for advanced users looking to implement custom features such as fan control, nitrous, boost, VVT, or transmission control in a DIY-friendly format. Note: This is a partial kit. To complete your build, you’ll need to add: Voltage regulator and connector jack (available in our MS Service Parts section) Application-specific components depending on your intended use Enclosure and heat sink (not included) This board gives you a flexible and rugged platform to tailor inputs/outputs for specialized automotive control functions.