Genuine Denso Parts
5319
Iridium Spark Plug - IW31
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- Six times harder than platinum, iridium withstands temperatures up to 4,000F
- Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves
- 360 laser welding of electrode provides a seal that resists wear even in the worst conditions
- Ground electrode features a tapered cut and U-groove that form a large volume area for the flame's center
- Weight: 0.40
- Brand: Denso, DENSO
- Style: IW31
- Riding Style: Street, Snow, Watercraft, Adventure Touring / Dual-Sport, ATV, UTV, Off-Road
- Product Name: Spark Plug
- Manufacturer Item Number: 5319
- Units: Each
- Type: Resistor Type
- Distributor Part Number: IW31
- Model: Iridium Power
- Upc: 042511053199
- Spark Plugs: IW31
- Electrical Resistance: 5k Ohms
- Spark Plug Code: IW31
- Heat Range: 10
- Electrode Tip Material: Iridium
- Ground Electrode Shape: Grooved, Taper Cut
- Center Electrode Type: Fine Wire
- Thread Reach Metric: 19.1 mm
- Thread Reach Imperial: 3/4"
- Hex Size Imperial: 13/16"
- Hex Size Metric: 20.6 mm
- Center Electrode Projection: Non-Projected
- Terminal Configuration: Threaded Stud
- Spark Gap Imperial: 0.030"
- Spark Gap Metric: 0.76 mm