2 Stroke Tuner Pro

Game tunes

About this app

2 Stroke Tuner Pro is a Professional Engine Tuning Calculator that has all your favorite calculators under one app.

Build, tune, and optimize your two-stroke engine with precision using 2 Stroke Tuner Pro, the complete collection of professional engine tuning calculators for mechanics, racers, engine builders, tuners, and motorcycle enthusiasts.

Whether you're building a race engine, tuning a motocross bike, restoring a classic two-stroke motorcycle, or optimizing a performance setup, 2 Stroke Tuner Pro provides accurate calculations to help you make informed decisions.

Professional Two-Stroke Engine Calculators

Port Timing Calculator:

Calculate port timing, opening angles, duration, and engine timing values based on stroke, connecting rod length, and port measurements.

Compression Ratio Calculator:

Quickly calculate static compression ratio using bore, stroke, and combustion chamber volume.

Effective Compression Ratio Calculator:

Determine corrected and trapped compression ratios for improved engine performance and fuel selection.

Engine Displacement Calculator:

Calculate precise engine capacity (CC) using bore and stroke measurements.

Fuel Mix Calculator:

Calculate the correct oil-to-fuel mixture for common two-stroke ratios and more.

Gear Ratio Calculator:

Determine final drive ratios and optimize gearing for acceleration and top speed. Estimate engine RPM based on wheel size, speed, and gear ratios.

Piston Speed Calculator:

Calculate average piston speed for performance and reliability analysis.

Squish Clearance Calculator

Optimize combustion efficiency with accurate squish clearance calculations.

Built for Serious Engine Builders

Perfect for:
• Two-stroke motorcycles
• Racing engines
• Motocross bikes
• Enduro bikes
• Kart engines
• Scooter engines
• Performance engine projects

Save Engine Profiles

Store your favorite engine configurations and tuning setups for quick access whenever you need them.

Fast, Accurate & Offline

Unlike many engine tuning apps, 2 Stroke Tuner Pro works completely offline. No internet connection is required.

Privacy First

• No account required
• No subscriptions
• No tracking
• No analytics

Your engine data stays on your device.

Why Choose 2 Stroke Tuner Pro?

✓ One time purchase
✓ Accurate engineering calculations
✓ Professional tuning tools
✓ Modern and easy-to-use interface
✓ Offline functionality
✓ Fast performance
✓ Save custom engine profiles
✓ Designed for mechanics and racers
✓ No ads or unnecessary distractions

Download 2 Stroke Tuner Pro today and take your two-stroke engine tuning, performance calculations, and motorcycle setup to the next level.

What’s new

Initial release of 2 Stroke Tuner Pro