2-Stroke Lab: Tools & Garage
Android app by SimplestSoft. Auto & Vehicles · SimplestSoft
- Store rating
- Unknown
- Store rating count
- Unknown
- Download price
- Free to download
- In-app purchases
- Listed by the store
- Version
- 1.2.14
- Listing last refreshed
- 2026-09-12
View the original store listing
Store description excerpt
2-Stroke Lab is the workshop app for tuners, builders and motorsport enthusiasts working on two-stroke engines — from mopeds and scooters to dirt bikes and custom builds. Calculate, measure, document and share setups: you need nothing else. Calculators: • Port timing — with diagram from gauge measurements • Ignition timing — degrees and millimeters before TDC • Compression — ratio and combustion chamber volume • Squish band — squish area and squish ratio • Mean pressure — torque and specific power • Counterweight factor — crankshaft counterweighting • Variator weights — for scooters and mopeds • Oil/fuel mix — ratio and quantities • Carb jet — correction for altitude and temperature • Gearbox — speeds and shift points • Exhaust pipe — Blair expansion chamber with preview • Stinger — theoretical tailpipe cross-section • Flywheel inertia — for dyno rollers and flywheels • Vehicle dynamics — acceleration and power estimates • DC wire gauge — for vehicle electrics • Liquid calculator — electrolyte and cleaning agent concentration Tools: • Tachometer — RPM from exhaust sound via microphone, no extra hardware • Port-timing assistant — guided on-engine measurement with a degree wheel • Angle meter — 0–360° using the phone’s sensors • Vibration analysis — measure frame vibration and compare counterweight setups • Street dyno — estimate power and acceleration from GPS and sensors • Community setups — share, rate and favorite engine-type setups Garage: • Master data, maintenance schedule, fuel log and costs • Documents, MOT and insurance reminders • Attach measurements to vehicles • Cloud sync with your account Free & Pro: • Free: Lot of calculators, tools and vehicles, explore the demo vehicle • Pro: Edit, add, save and compare — one-time purchase via Google Play • Pro modules (default): vehicles, port timing, wire gauge, liquid calculator, gearbox, tools More features: • Calculations processed locally on your device • German, English, Spanish, Portuguese, Swedish, Danish, Norwegian • Light and dark theme • Bottom navigation or side drawer • Help, FAQ and in-app contact Note: This app is a technical aid only. Results do not replace professional engine verification. Double-check all measurements before making changes. Support: support@simplestsoft.com
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