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Industrial · Updated · 1 minute read

Brake Cleaner vs Carb Cleaner: Which Can to Grab

ISO VG32THINNERISO VG46ISO VG68THICKER12
  1. 1
    ISO VG number The oil’s thickness at 40°C. A higher number is a thicker oil.
  2. 2
    The pour ISO 68 flows slowest. ISO 32 flows best in the cold.
Three common hydraulic oil grades.

Brake cleaner vs carb cleaner comes down to the job. They’re not the same, and you can’t swap them. Carb cleaner breaks down fuel residue and carbon in a carb. Brake cleaner cuts oil, grease and brake dust off brake parts.

Carb cleaner can leave a light film behind. That’s fine in a fuel system, but not on brakes. A film on brake parts can cut grip and stopping power.

Brake cleaner dries fast and leaves no residue. It can hurt rubber and plastic parts, painted surfaces and carb seals.

Check which type of brake cleaner you have:

  • Chlorinated: It won’t catch fire, but it can damage rubber and plastic.
  • Non-chlorinated: It burns, so keep it away from sparks and open flame.
  • Before welding: Use only non-chlorinated. Welding heat can turn chlorinated cleaner into phosgene, a toxic gas.

Spray either one where the air moves. Read the label and safety data sheet first.

Match the can to the part. Our Surrey and Port Moody shops carry industrial parts and chemicals. For more on shop fluids, read our hydraulic oil guide.

Service desk The full guide

Hydraulic oil guide: grades, types, cold weather and safe handling.

Read the full guide

Doing the job yourself? Request a part or see auto parts.

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We check the car, tell you what we found, and you decide what work goes ahead.