
| CODE | ILNA8RB7G |
| ITEM | AFC 1770 |
| REPLACEMENT | 12637199 |
| DILKAR8P8SY/ILZKAR8H8S/SILZKAR8F7S/ILZKAR8J8SY | |
| VR7SII33W | |
| TORCH13 37428 | |
| 91970 | |
| PRICE | contact us |
| MOQ | contact us |
The 1770 ILNA8RB7G is an iridium-platinum spark plug designed specifically for high-performance naturally aspirated and turbocharged engines. It is compatible with GM LFV engines, such as the Chevrolet Cruze 1.4T and Buick Envision 1.5T. Its core advantage lies in its dual-precious-metal combination of an iridium center electrode and a platinum outer electrode, combined with an embedded copper core design. This accelerates heat transfer, reduces carbon buildup, and ensures stable ignition under high temperature and pressure conditions, resulting in a service life of 60,000-80,000 kilometers. Furthermore, the iridium-platinum electrode and tapered seat design improve combustion efficiency while significantly reducing maintenance costs. In addition, its cold-type heat range design effectively balances the cooling requirements of turbocharged engines, preventing carbon buildup or pre-ignition knocking and avoiding the risk of electrode meltdown. It is particularly suitable for high-speed, frequent start-stop, or aggressive driving scenarios.
|
Shell |
|
|
Thread Diameter |
12mm |
|
Thread Pitch |
1.25mm |
|
Seat Type |
Tapered |
|
Reach |
25mm (1") |
|
Terminal Type |
Solid |
|
Overall Height |
ISO |
|
Gap |
0.7mm (.028") |
|
Torque |
15N.m |
|
Center Electrode |
|
|
Material |
Iridium |
|
Type |
Standard |
|
Size |
0.5mm |
|
Ground Electrode |
|
|
Material |
Platinum |
|
Type |
Standard |
|
Quantity |
1 |
|
Specifications |
|
|
Resistor |
Yes |
|
Heat Range |
8 |
|
Longevity |
60000-80000km |


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