Parts Repair Guide

Learn when to repair vs replace, and master the lathe, welder, and sandblaster repair stations.

Repair vs Replace Threshold

0–30%

Replace immediately

Repair not cost-effective

30–70%

Repair at stations

Good value for money

70–100%

Continue using

No action needed

Parts display their condition as a percentage. Use this threshold to decide whether to repair, replace, or keep using each part.

Repair Stations

🔧

Lathe (Turning Machine)

Resurfaces round/cylindrical parts

Compatible Parts

  • • Brake Discs/Rotors
  • • Wheel Hub Bearings
  • • Brake Drums
  • • Flywheels

How It Works

The lathe removes a thin layer of material from the surface, restoring flatness and removing grooves or uneven wear.

Welder (Welding Station)

Repairs metal structural parts

Compatible Parts

  • • Exhaust Manifolds
  • • Exhaust Pipes
  • • Chassis/Frame Parts
  • • Suspension Brackets
  • • Brake Calipers
  • • ABS Modules

How It Works

The welder repairs cracks, holes, and structural damage in metal parts by fusing material back together.

💨

Sandblaster

Cleans dirty/rusty surfaces

Compatible Parts

  • • Engine Blocks
  • • Transmission Cases
  • • Body Panels
  • • Any dirty/rusty part

How It Works

High-pressure abrasive blasting removes rust, paint, grime, and corrosion from surfaces.

🚗

Body Repair Station

Repairs damaged body panels

Compatible Parts

  • • Doors
  • • Fenders
  • • Hood
  • • Trunk
  • • Bumpers
  • • Roof Panels

How It Works

Hammering and reshaping tools restore dented and damaged body panels to their original shape.

Non-Repairable Parts

Some parts cannot be repaired and must always be replaced when damaged:

Brake Pads
Brake Lines
Brake Fluid
Spark Plugs
Filters (Oil, Air, Fuel)
Belts
Gaskets
Seals
Tires
Glass (Windows)

Pro Tips

  • ⚙️Repair parts before installing — don't wait until the car is complete
  • ⚙️Buy cheap parts at the junkyard and repair them — often cheaper than buying new
  • ⚙️Brake discs can be resurfaced multiple times before needing replacement
  • ⚙️Keep repaired parts in your warehouse — they sell for good profit
  • ⚙️Site under active development — car-specific tuning presets coming soon to maximize your resale value