TUNECITY GARAGE SIM

A pixel-art browser game where you build, tune, and diagnose cars. No driving, a pure constraint-satisfaction puzzle. No driving pure constraint-satisfaction puzzle. Spec a build, fire the ignition, and see if your machine holds together.

How It Works

1. Pick a car, each has base weight, grip, drag, and chassis/drivetrain limits
2. Buy parts from the shop or Black market organized by slot (engine, intake, forced induction, exhaust, etc.)
3. Build diagnostic , stats computed live: HP, torque, 0–60, top speed, quarter mile, reliability
4. Fire ignition , pass/fail based on reliability, heat output vs cooling capacity, and drivetrain stress
5. Complete objectives to unlock the Black Market and earn currency
6. Sell or scrap unwanted parts for currency (75% sell / 18% scrap)

Economy

Action	Value
Starting currency	$100,000
Sell part	75% of cost
Scrap part	18% of cost
Mission rewards	$8k – $50k