
| CODE | ILT6RE11 |
| ITEM | AFC 1634 |
| REPLACEMENT | 12622561 |
| ILTR6E11/ILTR6J11 | |
| HR7MPP302 | |
| RES8WYPB4 | |
| QH6RTI | |
| 90117 | |
| PRICE | contact us |
| MOQ | contact us |
The 1634 ILT6RE11 is an iridium-platinum spark plug designed specifically for high-performance naturally aspirated and turbocharged engines, compatible with GM's FL1 engine and covering many American car models. Its core advantage lies in the combination of an iridium center electrode and a platinum side electrode. This iridium-platinum electrode combination offers superior resistance to ablation under high temperature and pressure conditions, preventing ignition delays or misfires caused by electrode wear. This significantly improves ignition efficiency and combustion stability, reduces electrode wear, and extends service life to 60,000-80,000 kilometers. Furthermore, its heat range of 6 allows it to withstand the high temperature and pressure conditions of turbocharged engines, effectively balancing heat dissipation efficiency and ignition performance, and avoiding the risk of electrode meltdown.
|
Shell |
|
|
Thread Diameter |
14mm |
|
Thread Pitch |
1.25mm |
|
Seat Type |
Tapered |
|
Reach |
25mm (1") |
|
Terminal Type |
Solid |
|
Overall Height |
ISO |
|
Gap |
1.1mm (.043") |
|
Torque |
20N.m |
|
Center Electrode |
|
|
Material |
Iridium |
|
Type |
Standard |
|
Size |
0.5mm |
|
Ground Electrode |
|
|
Material |
Platinum |
|
Type |
Standard |
|
Quantity |
1 |
|
Specifications |
|
|
Resistor |
Yes |
|
Heat Range |
6 |
|
Longevity |
60000-80000km |


Spark Plug Number Meaning: The Code on the Shell Is a Full Specification The letters and digits stamped on the side of ...
READ MORELaser Iridium vs Iridium IX: The Short Answer Standing in the auto parts aisle, two NGK iridium spark plugs look nearly...
READ MOREThe Short Answer: What a Conventional Spark Plug Is and When It Is the Right Choice A conventional spark plug — also ca...
READ MOREThe Main Spark Plug Families Modern engines generally run on five spark plug families: nickel-copper, single platinum, ...
READ MOREA spark plug wear chart tells you exactly one thing that matters most to an engine's health: how much of the electrode ...
READ MORESpark Plug Condition: The Direct Answer First A healthy spark plug condition shows a light tan or grayish-brown deposit...
READ MOREPlease feel free to leave a message and we will reply to you soon.