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1612 T4RAI-15 Iridium Spark Plug 5599 For BUICKGL8 CHEVROLET CADILLAC 12568387
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1612 T4RAI-15 Iridium Spark Plug 5599 For BUICKGL8 CHEVROLET CADILLAC 12568387

CODE T4RAI-15
ITEM AFC 1612
REPLACEMENT 12568387
ITR4A15/TR55GP/TR4GP
HR9KII33Y/HR8DII33X/HR9DCY+/HGR9DQI/HR9DPY
RS14PYPB5/RS14WYPB5
Q6RTI-13/25333900
5599
PRICE contact us
MOQ contact us
Product Description

The 1612 T4RAI-15 is an iridium spark plug with a 0.059-inch gap, designed for high-compression engines. It is suitable for older Buick GL8, Chevrolet, and other American vehicles. Its core advantage lies in its iridium electrode design. The iridium electrode and tapered seat design improve combustion efficiency while significantly reducing ignition voltage requirements, enhancing low-temperature starting performance, and extending service life to 40,000 kilometers.

Product Specifications

Shell

Thread Diameter

14mm

Thread Pitch

1.25mm

Seat Type

Tapered

Reach

17.5mm (.689")

Terminal Type

Solid

Overall Height

ISO

Gap

1.5mm (.059")

Torque

20N.m

 

Center Electrode

Material

Iridium

Type

Standard

Size

0.5mm

 

Ground Electrode

Material

Nickel

Type

Standard

Quantity

1

 

Specifications

Resistor

Yes

Heat Range

4

Longevity

40000km

About Us
Ningbo Zhongxuan Electronic Technology Co., Ltd

The company is a high-end automotive spark plug professional manufacturer.The existing standard workshop is more than 12000 square meters, a number of advanced complete automatic production lines, production capacity and production technology has reached the industry leading level. The enterprise has passed the lATF 16949 quality management system standard, lSO9001,and other system certification.
The company has mature Japanese cold sealing technology and galvanizing technology, nickel to ensure superior product performance and exquisite appearance.Also with many years of research and development experience in turbocharged special spark plug technology.
The production of iridium, platinum, double platinum, iridium platinum, double iridium and other precious metal car special type spark plug, over 330 types.Annual output is more than 20,000,000 pcs.The company has more than 90 R&D sales and after-sales personnel. The product quality is constantly improved after years of research and development.
At present, the company has become partner with many domestic auto parts brand chain enterprises, large auto parts dealers, and OEM customization for products with influence brand in China.At the same time, the company cooperate with the world's top three OES company, the products are exported to Germany,Poland.Russia.United States and so on.

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