Listed here are the calculators, documentation and charts that we use frequently.

These are free for Private and Hobby use.
If you found them to be helpful, please consider buying something from the store.




Subaru – Accelerator Pedal Position sensor pinout
Subaru – Drive by wire Throttle body pinout


Raychem DR-25 – Dimensions and recovery details, Imperial to metric cheat sheet.

Emtron KV8 – ECU Connector documentation template – Spreadsheet

HD30 Bulkhead connector Pinout Template

We’re frequently adding new calculators and documentation to this website.

Or Suggest a topic for a new calculator or cheat sheet! We’d love to hear it.