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IU24 spark plug
Spark plug IU24 - Properties, Compatibility and Alternatives
The IU24 spark plug represents a specialized ignition component designed for reliable engine performance in various automotive applications. This particular spark plug model features advanced electrode technology that ensures consistent spark generation across different operating conditions. The IU24 spark plug incorporates precision-engineered materials that deliver optimal combustion efficiency for compatible engine systems.
Advantages of the Spark plug IU24
- Enhanced ignition reliability through advanced electrode design that provides consistent spark formation
- Improved fuel efficiency due to optimized combustion characteristics of the Spark plug IU24
- Extended service life through durable construction materials that resist electrode wear
- Reduced emissions output achieved by the precise firing capabilities of this IU24 spark plug
- Superior cold-start performance in various weather conditions
- Consistent engine idle quality and smooth acceleration response
Technical Data
| Feature | Value |
|---|---|
| Manufacturer | Denso |
| Model | IU24 |
| Type | Iridium |
| Thread size | M14 x 1.25 |
| Thread length | 19mm |
| Wrench size | 20.8mm (13/16") |
| Heat range | 24 |
| Electrode gap | 0.7mm (0.028") |
| Resistance | 5 kΩ |
| Application | Passenger cars, light commercial vehicles |
Compatibility and Areas of Application
This ignition component is specifically engineered for modern gasoline engines requiring precise spark timing and reliable ignition performance. The Spark plug IU24 demonstrates excellent compatibility with various engine configurations, particularly those requiring medium heat range characteristics. Primary applications include:
- Four-cylinder naturally aspirated engines
- Multi-valve engine configurations
- Direct injection gasoline systems
- Variable valve timing equipped engines
- Electronic fuel injection applications
Suitable for the following vehicle models and equivalents
It is important to mention that alternative products can be found on AUTODOC. Currently, there are over 7000 items available in the spark plugs category.
| Car maker | Car Model |
|---|---|
| Honda | Civic, Accord, CR-V |
| Toyota | Corolla, Camry, RAV4 |
| Nissan | Sentra, Altima, Rogue |
| Mazda | Mazda3, CX-5, Mazda6 |
| Subaru | Impreza, Outback, Forester |
Application Notes and Important Questions
- What torque specification should be applied when installing the Spark plug IU24? The recommended torque ranges from 25-30 Nm for proper sealing without thread damage.
- How frequently should this IU24 spark plug be replaced? Typical replacement intervals range from 60,000 to 100,000 kilometers depending on driving conditions.
- Can this spark plug be used in turbocharged applications? The heat range characteristics make it suitable for naturally aspirated engines primarily.
- What are the signs indicating replacement necessity? Common indicators include rough idle, misfiring, reduced fuel economy, and difficulty starting.
- Should the electrode gap be adjusted before installation? The pre-set gap is optimized for performance and should not require adjustment.
Conclusion
The IU24 spark plug delivers reliable ignition performance through advanced iridium electrode technology and precision manufacturing standards. This component provides excellent value for vehicle owners seeking dependable engine operation and improved fuel efficiency. The IU24 spark plug represents a proven solution for maintaining optimal combustion characteristics in compatible gasoline engines.
- Product line: Iridium Power
- Spark Plug: 1 - Earthed Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M10x1.0
- Connector type: Removable SAE
- Tightening Torque [Nm]: 12
- Diameter: 10
- Weight [g]: 30
- for OE number: 99906910X9023
- alternative item: -
- Item number: IU24
- Manufacturer: DENSO
- EAN number: 2066166656500
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M10x1.0
- Connector type: Thread M4
- Tightening Torque [Nm]: 12
- Diameter: 10
- Weight [g]: 30,5
- for OE number: 0297921
- alternative item: IU24
- Item number: U24ESR-N
- Manufacturer: DENSO
- EAN number: 2066166693000
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M10x1.0
- Connector type: Solid SAE
- Tightening Torque [Nm]: 12
- Diameter: 10
- Weight [g]: 30
- alternative item: IU24
- Item number: U24ESR-NB
- Manufacturer: DENSO
- EAN number: 2066166693100
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M10x1.0
- Connector type: Solid SAE
- Tightening Torque [Nm]: 12
- Diameter: 10
- Weight [g]: 30
- for OE number: 2BEN000181
- alternative item: IU24
- Item number: N24EXRB
- Manufacturer: DENSO
- EAN number: 2066824050000
- Condition: New
- Product line: Iridium TT
- Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
- Thread Length [mm]: 26,5
- Thread Size: M12x1.25
- Connector type: Solid SAE
- Gross Weight [g]: 40
- alternative item: -
- Item number: IXEH20TT
- Manufacturer: DENSO
- EAN number: 2266190264300
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Iridium TT
- Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Gross Weight [g]: 46
- alternative item: IK20TT
- Item number: IK20TT
- Manufacturer: DENSO
- EAN number: 2266190251000
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 43
- for OE number: 90080-91193
- alternative item: K16TT
- Item number: K16R-U11
- Manufacturer: DENSO
- EAN number: 2066166665600
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Iridium
- Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
- Thread Length [mm]: 26,5
- Thread Size: M12x1.25
- Diameter: 12
- Gross Weight [g]: 45
- alternative item: IXEH20TT, VCH16, IXEH20TT
- Item number: SC16HR11
- Manufacturer: DENSO
- EAN number: 2266180761200
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel TT
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 43
- for OE number: 1WT318110
- alternative item: IK20, IK20TT, IK20
- Item number: K20TT
- Manufacturer: DENSO
- EAN number: 0425114604478
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 12,7
- Thread Size: M10x1.0
- Connector type: Thread M4
- Tightening Torque [Nm]: 12
- Diameter: 10
- Weight [g]: 28,5
- for OE number: 9805657723
- alternative item: IUF22
- Item number: U22FS-U
- Manufacturer: DENSO
- EAN number: 2066166692500
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 12,7
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 52
- for OE number: 7754445
- alternative item: IWF22
- Item number: W22FPR-U
- Manufacturer: DENSO
- EAN number: 2066166714700
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 17,5
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 40
- for OE number: A0031593603
- alternative item: T16TT
- Item number: T16EPR-U
- Manufacturer: DENSO
- EAN number: 2066166687200
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 7,8
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 38
- alternative item: -
- Item number: T20MP-U
- Manufacturer: DENSO
- EAN number: 2066166688900
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 56
- for OE number: 7700500024
- alternative item: IW24
- Item number: W24EPR-U
- Manufacturer: DENSO
- EAN number: 2066166716300
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 56
- for OE number: 90098-16395
- alternative item: W16TT
- Item number: W16EX-U
- Manufacturer: DENSO
- EAN number: 2066166704700
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 12,7
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 52
- alternative item: IWF16
- Item number: W16FP-U
- Manufacturer: DENSO
- EAN number: 42511401945
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 56
- for OE number: 18822-11091
- alternative item: W20TT
- Item number: W20EPR-U11
- Manufacturer: DENSO
- EAN number: 2066166708100
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 12,7
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 52
- for OE number: M47W
- alternative item: -
- Item number: W14F-U
- Manufacturer: DENSO
- EAN number: 2066166700600
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 20.6 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 56
- alternative item: -
- Item number: W20ES-U
- Manufacturer: DENSO
- EAN number: 2066166708300
- Condition: New
price incl. 23% VAT
excl. delivery costs
- Product line: Nickel
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 19 mm
- Thread Length [mm]: 9,5
- Thread Size: M14x1.25
- Connector type: Removable SAE
- Tightening Torque [Nm]: 22
- Diameter: 14
- Weight [g]: 40
- for OE number: 9807356741
- alternative item: -
- Item number: W20MP-U
- Manufacturer: DENSO
- EAN number: 2066166711200
- Condition: New
price incl. 23% VAT
excl. delivery costs
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