| Product Name | Spark Plug |
| Part Number | M2A00-3705002A |
| Replaceable Model | IFR7U-4D / IFR7U4D |
| Electrode Material | Iridium |
| Spark Plug Type | Spark Plugs for Natural Gas Engines |
| Applicable Fuel | CNG / LNG |
| Thread Size | M14×1.25 |
| Side Width | 16mm |
| Calorific Value | 7 |
| Electrode Gap | 0.8 - 1.0 mm |
| Applicable Brand | Yuchai |
Manufacturer No.
M2A00-3705002A
OEM Part No.
M2A00-3705002A
Engine Part No.
YC6KYC6MYC6JYC4G
Interchange No.
IFR7U-4DIFR7U4DMY800-370500211N100-3705002SF1JAN100-3705002
Fitment Vehicles
Yutong BusZhongtong BusHeavy Duty TruckGenerator Set
Engine System - Industrial Encyclopedia
Original Yuchai standard M2A00-3705002A spark plugs, specially designed for Yuchai natural gas engines. Compatible with YC6K, YC6M and other CNG/LNG models, commonly used in Yutong buses, Zhongtong buses and heavy trucks. Made of iridium material electrodes, resistant to high temperature and carbon accumulation, ensuring reliable ignition. Interchangeable numbers include IFR7U-4D, IFR7U4D, MY800-3705002. Original factory quality, direct replacement, suitable for maintenance and repair of buses, trucks and generator sets.