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High Quality Spark Plug R5B12-77C application for CATERPILLAR G3500/G3600 series

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1.Detail Specification









Seat Type




Heat Range


Electrode Type

Double "J" Gap Iridium electrode

Resistor or Non-Resistor


Electrode Enhancements



Denso: GI3-5/GI3-1/GI3-3

Caterpillar: 243-4291

Waukesha: 4924504

Cummins: 2866879/4924504


Cummins: A19G,QSV


Jenbacher:208 612 12-Cyl.After 9/95,J616 16-Cyl. After 9/95

Perkins:4000 Series Superior 1706G2,1712G1.

Wartsila Model:W25SG,W28SG,W34SG.

Waukesha:9390GL(13/16Rch Hds),5115GL,5108GL(13/16Rch Hds),5790GL(13/16Rch Hds),7042GL(13/16 Rch Hds),2895GL(13/16 Rch Hds),3521GL(13/16 Rch Hds),12V-AT25GL/AT27GL(13/16 Rch Hds),8L- AT25GL/AT27GL(13/16 Rch Hds), P48GL/GLD,L36GL/GLD,H24G,H24GL/GLD,F18G,F18GL/GLD.

2. Torch Advantages

-Advanced laser welding technology

-High dielectric ceramics

-Highly reliable monolithic resistors

-Special nickel plating with better corrosion resistance

Torch Group Spark Plug Factory is the No.1 OE spark plug manufacturer in China, and covers approximately 60% of Chinese OE market.

We have the most reliable welding technologies of platinum and iridium;

Therefore, we can produce high quality spark plugs competing with any other supplier.

Now, we are asked to manufacture spark plugs as OE replacement for some famous brands.

3. Packing Information

>4 pcs in a tin.

>1 piece in plastic box.

>Pack as required.

4. Factory Display


Q: How do you make our business long-term and good relationship?
A: We keep good quality and competitive price to ensure our customers benefit.
Q: Do you test all your goods before delivery?
A:  Yes, all goods will be 100% test before delivery
Q: What is your sample policy?
A: We can supply the sample if we have ready parts in stock,but the customers have to pay the sample cost and the courier cost.
Q: What is your terms of delivery?
A: By sea ,by air , by express , such as :EXW, FOB, CFR, CIF, DDU.
Q: How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment.
Q: Can you produce according to the samples?
A: Yes,we can produce by your samples or technical drawings.We can build the molds and fixtures.
Q: What is your terms of packing?
A: We provide OEM&ODM service ,can provide special design for customer company logo .
Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% balance before delivery.  

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