High-performance iridium alloy spark plug engineered for exceptional durability and enhanced ignitability. Features an ultra-fine 0.6mm wire center electrode that ensures a stable, concentrated spark, quicker engine starts, improved throttle response, and superior anti-fouling characteristics. Built with trivalent metal plating for advanced anti-corrosion and anti-seizing performance and includes a built-in resistor and a solid terminal.
Specs & Details
- Stock Number: 95521
- Part Number: BPR8EIX
- Thread Size: M14 - 1.25
- Reach: 19.0 mm (0.750 in)
- Seat Style: Gasket (Flat)
- Heat Range: 8
- Resistor Type: Resistor (5,000 Ohms)
- Terminal Type: Solid Terminal
- Electrode Material: Iridium fine-wire center electrode
Two-Stroke Vehicle Fitment
| Make | Model | Engine Type | Year Range |
| Yamaha | YZ 250 | Two-Stroke Motocross | 2000–Present |
| Yamaha | YZ 125 | Two-Stroke Motocross | 1999–Present |
| Suzuki | RM 125 / RM 250 | Two-Stroke Motocross | 1989–2008 |
| Kawasaki | KX 125 / KX 250 | Two-Stroke Motocross | 1988–2008 |
TSO Garage Note: A premium fine-wire iridium upgrade version of stock #3923 (BPR8ES) featuring a solid terminal, offering superior fouling resistance and spark stability for high-revving modern two-stroke dirt bikes.
Compatibility
Fetching compatibility details...
| Year | Make | Model |
|---|---|---|
