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Online Tools and Calculators
Feel free to use the collection of tools below to aid in your vehicle modifications.
- Metric tire size conversion calculator
- Gear ratio engine RPM chart calculator
- Speedometer difference calculator (new tire size and/or gear ratio change)
- Engine displacement conversion (liters to cubic inches and cubic inches to liters)
- Gear ratio selection tool - Helps select a new gear ratio for your vehicle. *Coming soon