Best Ultrasonic Cleaner for Carburetors (2026)
One 15L ultrasonic machine and 4 concentrated solutions for carburetor parts, compared by capacity, mix ratio, power and metals.
On this page
Top picks at a glance
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- 1
Best OverallCREWORKS DUC-M9.5/10View on Amazon - 2
Best Value SolutionSylvan Hills SH-109.5/10View on Amazon - 3
Best USA-Made SolutionTillbrook Carb Cleaner9.4/10View on Amazon - 4
Best with BrushesQucship Carb Cleaner9.4/10View on Amazon
A carburetor pulled off a mower or an old truck tells its story in varnish and gum: passages clogged, jets dull, parts that no longer move the way they should. Hand scrubbing reaches the outside, but the small passages inside need something else. The best ultrasonic cleaner for carburetors pairs a machine or a concentrated solution with tiny imploding bubbles that reach into cracks, crevices and blind holes. This guide compares 5 picks by what each listing states: form, capacity, mix ratio, power and metals.
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Quick picks
- Best Overall CREWORKS DUC-M: The only machine here: 15L tank, 360W ultrasonic power, 300W heat and a 40kHz frequency. Check price on Amazon
- Best Value Solution Sylvan Hills SH-10: A 32 oz bottle makes 50 gallons at a 1:250 mix ratio, with a cleaning cloth included. Check price on Amazon
- Best USA-Made Solution Tillbrook Carb Cleaner: A 128 oz concentrate that makes 8 gallons, mixed at 2 cups per gallon, made in the USA. Check price on Amazon
- Best with Brushes Qucship Carb Cleaner: A 128 oz concentrate that makes 9 gallons and includes a 10-piece cleaning brush set. Check price on Amazon
Picks for the garage
CREWORKS 15L Ultra Sonic Cleaning Machine
A 15L ultrasonic cleaning machine with 360W of ultrasonic power, 300W of heat, a 40kHz frequency and a 4 gallon basin, with timer and temperature knobs.
Pros
- 360W ultrasonic power with 300W of heat
- 40kHz frequency, timer from 1 to 30 minutes
- Temperature control from 70 to 175 F
- 304 stainless steel basket and tank, 201 stainless outer
Cons
- 18.1 lb, the heaviest pick here
- No warranty term stated in the listing
- Needs a cleanser added to the water fill
- Outer surfaces use 201 banding, not 304
Sylvan Hills 32 Oz. Ultrasonic Carburetor & Parts
A 32 oz concentrated ultrasonic cleaner solution that makes 50 gallons at a 1:250 mix ratio, with a free cleaning cloth included.
Pros
- 32 oz makes 50 gallons at a 1:250 ratio
- Free cleaning cloth included
- Made in the USA
- Safe for most metal components, including aluminum, brass, copper and steel
Cons
- Solution only; needs an ultrasonic or immersion machine
- No warranty term stated in the listing
- Mixture must be replaced when visibly dirty
- No brush set included
Ultrasonic Cleaner Solution, Makes 8 Gallons
A 128 oz concentrated ultrasonic cleaner solution that makes 8 gallons, mixed at 2 cups per gallon, and made in the USA.
Pros
- 128 oz concentrate makes 8 gallons
- Made in the USA
- Safe for most metals, including aluminum, brass, cast iron, copper and magnesium
- Mixes at 2 cups per gallon
Cons
- Solution only; needs an ultrasonic machine
- No warranty term stated in the listing
- Makes fewer gallons than the 50 gallon and 9 gallon concentrates here
- No cloth or brush set included
Ultrasonic Carburetor Cleaner for Engine Parts
A 128 oz concentrated ultrasonic cleaner solution that makes 9 gallons, with a 10-piece cleaning brush set included.
Pros
- 128 oz concentrate makes 9 gallons
- 10-piece cleaning brush set included
- 8X concentrated formula
- Safe for a range of metals, including aluminum, copper, zinc, iron, steel and brass
Cons
- Solution only; needs an ultrasonic machine
- No warranty term stated in the listing
- No mix ratio stated, only the 8X concentration claim
- No cleaning cloth included
Ultrasonic Cleaner Solution for Carburetors Parts.
A 1 gallon concentrated ultrasonic cleaner solution for carburetor parts, safe on most metals, in a 128 Fl Oz jug.
Pros
- 1 gallon of concentrate, 128 Fl Oz
- Safe on most metals, including aluminum, brass, cast iron, copper and magnesium
- Removes dirt, varnish and gums from carburetor parts
- Free of borates, phenols, nitrates and butyl cellusolve
Cons
- Solution only; needs an ultrasonic machine
- No warranty term stated in the listing
- No dilution ratio stated in the listing
- 8.5 lb jug, the heaviest solution here
Compared on paper
| Model | Shop Score | Form | Capacity | Power / mix | Warranty |
|---|---|---|---|---|---|
| CREWORKS DUC-M | 9.5/10 | Machine | 15L tank, 4 gallon basin | 360W ultrasonic, 300W heat | Not stated |
| Sylvan Hills SH-10 | 9.5/10 | Concentrate | Makes 50 gallons | 1:250 mix ratio | Not stated |
| Tillbrook Carb Cleaner | 9.4/10 | Concentrate | Makes 8 gallons | 2 cups per gallon | Not stated |
| Qucship Carb Cleaner | 9.4/10 | Concentrate | Makes 9 gallons | 8X concentrated | Not stated |
| NORTHWEST 1 Gallon | 9.3/10 | Concentrate | 1 gallon | Concentrated | Not stated |
Specifications are manufacturer rated, as published on each listing and collected 9 November 2026. A concentrate needs an ultrasonic or immersion machine; only the CREWORKS pick here is a machine.
How the points were given
Each cleaner is scored on performance, build, value, safety and warranty, with the weights published on the How We Pick page. A built-in fuse earns a small safety score on the one machine here; no listing states a UL, ETL or CSA listing, and no listing states a warranty term, so safety and warranty score 0 on the four solutions.
| Product | Shop Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| CREWORKS DUC-M | 9.5 | 32 | 22 | 19 | 3 | 0 |
| Sylvan Hills SH-10 | 9.5 | 29 | 20 | 22 | 0 | 0 |
| Tillbrook Carb Cleaner | 9.4 | 28 | 20 | 20 | 0 | 0 |
| Qucship Carb Cleaner | 9.4 | 27 | 19 | 19 | 0 | 0 |
| NORTHWEST 1 Gallon | 9.3 | 26 | 19 | 18 | 0 | 0 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
What the listings tell you
The 5 listings here split into 4 concentrates and 1 machine. The concentrates range from a 1 gallon jug to a 32 oz bottle that makes 50 gallons, with mix ratios stated on 2 of them. The machine states 360W of ultrasonic power, 300W of heat, a 40kHz frequency, a timer from 1 to 30 minutes and a temperature range of 70 to 175 F. Every listing names metals its formula or tank suits, and none states a warranty term.
Buying guide: the best ultrasonic cleaner for carburetors
Machine or solution
Only the CREWORKS pick is a machine: a 15L tank with a 4 gallon basin, 360W of ultrasonic power and 300W of heat. The other 4 picks are concentrated solutions that need an ultrasonic or immersion machine to work. A solution suits a garage that already owns a machine; a machine suits a garage starting from nothing.
Capacity and mix ratio
Capacity decides how many carburetor parts fit in one run. The machine holds a 4 gallon basin. Among the solutions, the Sylvan Hills bottle makes 50 gallons at a 1:250 ratio, the Qucship bottle makes 9 gallons, the Tillbrook bottle makes 8 gallons at 2 cups per gallon, and the NORTHWEST jug is 1 gallon with no dilution ratio stated.
Power, heat and time
The machine lists 360W of ultrasonic power, 300W of heat, a 40kHz frequency, a timer from 1 to 30 minutes and a temperature range of 70 to 175 F. Heat and time knobs let the operator match the run to the part; the solutions state no power figures of their own because the machine supplies the energy.
Metals and delicate parts
Every solution here states it is safe on most metals, naming aluminum, brass, copper and other metals in the listings. The machine uses a 304 stainless steel basket and tank with a 201 stainless outer. Tiny bubbles reach into cracks, crevices and blind holes that hand scrubbing cannot reach, which is the point of ultrasonic cleaning for jets, valves and small passages.
Rinse and dry
Parts come out wet and need a rinse and a dry before they go back on the engine. The Sylvan Hills listing says to replace the mixture when visibly dirty and to rinse parts and dry them with the included microfiber cloth. The other listings give no drying instructions, so keep a clean cloth and a dry spot on the bench ready.
Garage Fit Check
- The CREWORKS machine is a 15L unit at 18.1 lb: give it a steady bench spot near an outlet, with room to lift the basket out.
- Solutions are jugs and bottles: the NORTHWEST jug is 1 gallon at 8.5 lb, the Tillbrook and Qucship bottles are 128 oz each, and the Sylvan Hills bottle is 32 oz.
- Check the basin or tank size against the largest carburetor part before the first run: the machine basin is 4 gallons.
- Keep the concentrate, the cloth and the brush set together so a cleaning run starts without a hunt through the shelves.
- Check the mix ratio on the bottle before mixing: 1:250 for Sylvan Hills, 2 cups per gallon for Tillbrook.
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FAQ: garage tools
Can I clean a carburetor in an ultrasonic cleaner?
Yes. Every pick here is made for carburetor parts: the solutions remove dirt, varnish and gums, and the machine’s bubbles reach into cracks, crevices and blind holes. Pair a solution with an ultrasonic or immersion machine.
How much solution do I need for a carburetor?
It depends on the tank. The machine basin holds 4 gallons, the NORTHWEST jug is 1 gallon, and the concentrates make 8 gallons, 9 gallons or 50 gallons once mixed. Mix at the ratio on the bottle: 1:250 for Sylvan Hills, 2 cups per gallon for Tillbrook.
Are ultrasonic cleaning solutions safe on aluminum carburetors?
The listings state these solutions are safe on most metals, including aluminum, aluminum alloys, brass, cast iron, copper and magnesium. Check the metals list on the bottle for the part in hand.
Do I need a machine, or is the solution enough?
A solution alone is not enough: the listings describe the cleaning action as pairing the solution with an ultrasonic machine. Only the CREWORKS pick here is a machine; the other 4 picks are concentrates that need one.
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