DENSO IW31 IRIDIUM SPARK PLUG

Compatible with APRILIA RED ROSE , APRILIA RS , APRILIA PEGASO Show more info
High-performance iridium spark plug designed for optimal combustion and engine efficiency. Engineered by DENSO for reliability and durability.
10.76 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (14.09.2026)
PN IW31
Make DENSO
EAN 042511053199 10042511531946 042511531949

This DENSO IW31 spark plug features an iridium center electrode, offering superior ignitability and a longer service life compared to conventional spark plugs. Its advanced design ensures efficient fuel combustion, leading to improved engine performance and fuel economy. Engineered for demanding applications, the IW31 is built to withstand extreme temperatures and pressures within the combustion chamber. DENSO's commitment to quality manufacturing ensures that this spark plug will provide consistent and reliable ignition. Upgrade your vehicle's ignition system with the DENSO IW31 for enhanced power delivery and smoother engine operation. It is a direct replacement part designed for easy installation.

  • Iridium center electrode for enhanced ignitability
  • Longer service life and durability
  • Improved fuel combustion and efficiency
  • Consistent and reliable ignition performance
  • Designed for high temperatures and pressures
  • DENSO quality manufacturing
  • Direct replacement part

Properties

Description
Spark Plug
Goods group
spark plugs
Weight, kg
0.06
Ignition spark plug
1-mass electrode
Distance between electrodes [mm]
0,7
Thread size
M14x1.25
Thread length [mm]
19
Diameter [mm]
1:4
OE-number
0297830
Connection technology
Crimped SAE
Wrench size
20.6 mm
Tightening torque [Nm]
2+2
Mass [g]
56
Gross weight [g]
59
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  • APRILIA
    • RED ROSE
      • Red Rose 125 (BC) (20kW/27PS)
      • Red Rose 125 (BC) (20kW/27PS)
    • RS
      • RS 125 Replica (RD) (22kW/29PS)
      • RS 125 Replica (PY) (22kW/29PS)
      • RS 125 Extrema (MP) (22kW/29PS)
      • RS 125 Extrema (SF) (22kW/29PS)
      • RS 125 Extrema (RD) (22kW/29PS)
      • RS 125 Extrema (PY) (22kW/29PS)
      • RS 125 (MP, GS) (23kW/31PS)
      • RS 125 (RD, SX) (17kW/23PS)
      • RS 125 Extrema (GS) (23kW/31PS)
      • RS 125 Replica (SF) (22kW/29PS)
      • RS 125 Spain's No. 1-Replica (SF) (17kW/23PS)
      • RS 125 Talmasci-Replica (RD) (17kW/23PS)
      • RS 125 Replica (GS) (23kW/31PS)
      • RS 125 Replica (MP) (22kW/29PS)
      • RS 125 Tuono (SF) (22kW/29PS)
      • RS 125 Spain's No. 1-Replica (SF) (22kW/29PS)
      • RS 125 (RD) (22kW/29PS)
      • RS 125 (PY) (21kW/29PS)
    • PEGASO
      • Pegaso 125 (18kW/24PS)
    • RX
      • RX 250 Tuareg Ralley (13kW/18PS)
      • RX 250 (13kW/18PS)
  • CAGIVA
    • MITO
      • Mito 50 (7kW/9PS)
  • HONDA
    • CR
      • CR 85 R (19kW/26PS)
      • CR 85 RB (19kW/26PS)
      • CR 80 RB (16kW/22PS)
  • YAMAHA
    • YZ
      • YZ 80 (4kW/5PS)
      • YZ 80 LW (4kW/5PS)
      • YZ 80 W (4kW/5PS)
      • YZ 85 LW (22kW/30PS)
  • KAWASAKI
    • KX
      • KX 65 A (13kW/18PS)
      • KX 125 B (29kW/39PS)
      • KX 125 C (29kW/39PS)
      • KX 125 D (29kW/39PS)
      • KX 125 E (29kW/39PS)
      • KX 125 F (29kW/39PS)
      • KX 125 G (29kW/39PS)
      • KX 125 H (29kW/39PS)
  • SUZUKI
    • RM
      • RM 80 C (10kW/14PS)
      • RM 80 B (10kW/14PS)
      • RM 80 X (12kW/16PS)
      • RM 85 (20kW/27PS)
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