Fit alero Oldsmobile engine 4 cycles?

This is a solvent that works on gas/oil varnish wherever it exists. As long as the car has an internal combustion gas engine, this spray will clean the gunk out.Note: you will have to open up your engine to gain access to the gunked-up parts. Right now I have my intake off, I'll rotate the engine until both intake valves of a cylinder are closed, and am spraying this stuff onto the gunked up secondary valve.

Can I spray this on the valve tran to remove oil sludge or varnish(the valve Tran has been removed from the vehicle)?

You can spray it on metal aluminum copper exct, Do not let it get on rubber, Plastic, vinyl or paint.

Can this be used to clean generac natural gas carburator that sucked in paper filter bits due to mice?

I can't say for sure if this will dissolve the paper product, BUT, as powerful as Berryman is, I think it would...

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Berryman Products 0117 B-12 Chemtool Carburetor, Choke and Throttle Body Cleaner [Not VOC Compliant in Some States], 16-ounce (117)

Product ID: 254052237

Details

Brand
BERRYMAN SINCE
Item form
Liquid
Material features
Clean
Scent
Unscented
Specific uses for product
Oxygen Sensor

⚡100% High-Energy Solvent Tech

🔥Catalytic Converter & O2 Sensor Safe

🛠️Universal Fit for Multiple Components

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1920204₫

Duties & taxes included

In stock

Sold byAmazon VietnamDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Clean smarter, drive smoother—because your engine deserves the best!

ECO CONSCIOUS SAFETY - Safe for catalytic converters and oxygen sensors—performance without compromise.
FUEL SYSTEM REVITALIZER - Boosts drivability by eliminating rough idles, stalling, and acceleration loss.
MOISTURE DISPERSAL TECH - Protects your engine by dispersing moisture in conventional gasoline.
UNIVERSAL COMPATIBILITY - Works seamlessly on carburetors, throttle bodies, chokes, and more—one cleaner for all.
POWERFUL HIGH ENERGY SOLVENT - Dissolves gum, varnish & fuel residues fast for peak engine performance.

Berryman 0117 B-12 Chemtool is a 16-ounce high-energy solvent cleaner designed to rapidly dissolve gum, varnish, and fuel residues from carburetors, throttle bodies, and related components. Its universal fit and catalytic converter/O2 sensor-safe formula improve engine performance and fuel economy by preventing rough idles and stalling. Trusted since 1918, this cleaner is a top choice for professional-grade vehicle maintenance.

Specifications

ASIN	B0002KKIDC
Best Sellers Rank	#42,265 in Automotive ( See Top 100 in Automotive ) #21 in Carburetor Cleaners
Brand	BERRYMAN SINCE 1918
Brand Name	BERRYMAN SINCE 1918
Contains Liquid Contents?	Yes
Customer Reviews	4.7 out of 5 stars 573 Reviews
Global Trade Identification Number	00075894001174
Included Components	16-Ounce Aerosol
Item Form	Liquid
Item Type Name	B-12 Chemtool Carburetor, Choke and Throttle Body Cleaner [Not VOC Compliant in Some States]
Item Volume	16 Fluid Ounces
Item Weight	16 Ounces
Item form	Liquid
Item volume	16 Fluid Ounces
Manufacturer	Berryman Products
Material Features	Clean
Material Type Free	en_AE
Material features	Clean
Number of Items	1
Scent	Unscented
Specific Uses For Product	Oxygen Sensor
Specific uses for product	Oxygen Sensor
Surface Recommendation	Metal
UPC	075894001174
Unit Count	16 Grams

Reviews

D**G

Fix oil consumption with Audi Q5

12.11.2025

R**S

Good enough

8.11.2024

A**Z

excellent product

7.04.2026

V**4

Worked as advertised

7.04.2025

K**M

Works but overpriced

8.08.2025

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