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Where Are Torch Spark Plugs Made?

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Torch spark plugs are made by Weichai Torch Technology Co., Ltd. in the People’s Republic of China

Who makes the torch spark plug?

Weichai Torch Technology Co., Ltd. makes Torch brand spark plugs

This Chinese company isn’t just some newcomer—it’s the biggest spark plug manufacturer in the country and has been at it for decades. Their Torch brand runs 21 OE-level assembly lines cranking out over 200 plug models for everything from passenger cars to motorcycles and small gas engines. Need an exact match for a Chinese-built ride or a piece of small-engine equipment? Torch from this facility is your best bet.

Which spark plugs are made in the USA?

GM’s ACDelco Professional PLATINUM line is one of the rare major brands still putting out spark plugs stateside. Check the box for the “Made in USA” stamp before you buy. Grab these from an auto-parts store or order online to make sure you’re getting the real, U.S.-made deal.

Are Bosch spark plugs made in China?

Bosch spark plugs are made in China, Brazil, India, Russia, and Germany

Bosch didn’t stop at its original Bamberg, Germany plant. Now it’s cranking out plugs in multiple countries to keep up with global OEM contracts. You’ll find production in China, Brazil (Curitiba), India (Hosur), and Russia (Togliatti). Before you buy, always check that laser-etched country code on the plug shell to know exactly where it came from.

Are NGK Spark Plugs Made in USA?

NGK Spark Plugs are made in Sissonville, West Virginia, USA

NGK’s U.S. factory sits in Sissonville, West Virginia, and cranks out both spark plugs and oxygen sensors. This plant opened in 1997 and keeps North American aftermarket and OEM channels well-stocked. Look for the “Made in USA by NGK” mark on the insulator or box to be sure.

What does NGK BPR6ES fit?

The NGK BPR6ES fits most Honda and Honda-clone small engines used in lawn mowers, generators, and log splitters

You’ll find this plug in engines like the Honda GC160, GC190, GX270, GX390, Briggs & Stratton Quantum XT series, Harbor Freight Predator 212/224cc, and RuggedMade R-series. Double-check the electrode gap (0.028–0.031 in) and thread reach (19 mm) against your engine manual before you twist it in.

What’s the best spark plugs for horsepower?

Denso PK20TT, NGK 3403 G-Power, ACDelco 41-962, NGK Iridium IX, and ACDelco 9748RR wires are top choices for horsepower gains

These plugs use fine-wire electrodes to slash voltage drop and boost ignition energy. Iridium and platinum designs hold up better under high cylinder pressures and RPM. Pair them with high-quality plug wires and set the gap to the engine maker’s spec for the best results.

Are Autolite spark plugs made in China?

Autolite spark-plug manufacturing has moved to China

Ford’s Autolite brand packed up its U.S. production and moved it to Ningbo, China years ago. That factory now feeds the North American aftermarket under Ford’s QPL. Spot the “Made in China” mark on the hex or box to confirm it’s the real deal.

What is an iridium plug?

An iridium plug uses a fine-wire center electrode made of the precious metal iridium to improve firing efficiency

Iridium’s crazy-high melting point and strength let it use a much thinner electrode—often just 0.4–0.6 mm—compared to old-school nickel plugs. That means lower firing voltage and fewer misfires, especially in high-compression or forced-induction engines. Expect to pay $8–$15 per plug instead of $3–$6 for standard copper ones.

Are Bosch Spark Plugs any good?

Bosch Platinum +4 spark plugs are considered one of the best all-around choices for most drivers

Bosch Platinum +4’s four-electrode design throws a longer, steadier spark arc. Lab tests show it starts engines better in the cold and fouls up less across a wide range of engines. Stick to the right heat range, and you’ve got a solid OE-grade upgrade on your hands.

Who owns Bosch sparks?

Robert Bosch GmbH, headquartered in Gerlingen, Germany, owns the Bosch spark-plug business

Headquarters2019 Revenue2020 Operating Income2020 Net Income
Gerlingen, Germany€77.721 billion€1.903 billion€1.060 billion

Robert Bosch GmbH is a privately held giant controlled by the Bosch and von Bosch families through a charitable foundation. Their global auto division cranks out OE and aftermarket spark plugs for the whole world.

Are NGK Spark Plugs made in France?

NGK Spark Plugs are made in Meung-sur-Loire, France

NGK’s French plant opened in 2015 and has already churned out over 500 million spark plugs. It feeds European passenger-car and motorcycle OEMs plus the aftermarket. Look for the “Made in France” stamp on the hex or packaging to be sure.

Are NGK parts good?

NGK spark plugs are considered top-tier in quality, durability, and technology

Independent labs and OEM approvals keep ranking NGK at the top of the spark-plug heap. Their copper-core, platinum, and iridium lines deliver serious longevity and steady performance no matter the climate or fuel. Whether you grab the budget-friendly standard line or go racing-grade with iridium, you’re getting OE-level engineering.

Are NGK Auto Parts good?

NGK auto parts—especially spark plugs—are known for world-class quality and reliability

NGK’s ISO/TS-certified plants worldwide use automated assembly and tough end-of-line tests. The brand backs its products with multi-year warranties and a massive application list. Swapping in NGK plugs and sensors is often the first move enthusiasts make to smooth out their engines and keep them running longer.

What does the R mean in NGK plugs?

The “R” in an NGK plug designation stands for a resistor-type design

Resistor plugs pack a ceramic resistor that cuts high-frequency electrical noise, slashing radio interference and protecting sensitive electronics. The number after the “R” (like in BPR6ES) tells you the recommended spark gap in tenths of a millimeter. Unless your engine manual says otherwise, always go with a resistor plug.

Edited and fact-checked by the FixAnswer editorial team.
David Evans
Written by

David is an automotive enthusiast and writer covering cars, motorcycles, and all types of vehicles with practical maintenance tips.

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