Dinan - D640-0001
Dinan Iridium Spark Plug - 12x26.5x14MM (Flat) - Heat Range 9
B48/B58/S58
Compatible OEM Part #Cross Reference: 12120040551, 12122455258, 12120046646 & 12125A4EF60
- Heat range 9 spark plug (Similar: Bosch 3, Brisk 10, Champion 4, Denso 27, and NGK 9)
- 152% higher melting point than silver, 125% higher than copper, and 38% higher than platinum
- Stronger than copper and platinum
- Acceptable for high performance / tuned and stock vehicle applications alike
- Projected insulator design
- Lower required supplied voltage
- Cooler operating temperature than stock plugs
- Optimized electrode design for hard to ignite fuels, such as ethanol
- Resists preignition better than stock plugs
- An excellent match for Dinan ignition coils
- Thread reach: 26.5mm
- Thread diameter: 12mm
- Hexagon: 14mm Bi-Hex
- Terminal Type: Cup
- Seat Type: Flat
- Install Torque: 17 Nm
- Insulator Material: Ceramic
- Supplied Gap: 0.5mm
- 1 step colder than OEM (Gen 1 B48, Gen 1/2 B58, & S58)
- Made in the EU
Brand: Dinan
Category: Ignition
Center Electrode Core Material: Copper
Center Electrode Projection: Short Projection
Center Electrode Tip Material: Iridium
Electrical Terminal Type: Cup
Emission Code: 2
Grade Type: Performance
Hex Size: 14
Hex Type: Bi-Hex
Indexed: No
Insulator Material: Ceramic
part type: Spark Plug
Product Type: Spark Plug
Reach: 26.5
Seat Type: Flat
Sub Category: Secondary Ignition
Thread Diameter: 12
Warning: California Proposition 65
Warranty: Manufacturer's Limited 1 Year Warranty
