Vehicle Fitment
| Make | Model | Year |
|---|---|---|
| Porsche | 928 | 1978-1982 |
Product Details
OE Specialty™ Silver Spark Plug (WR8DS) by Bosch®. Only Bosch uses a platinum center electrode that’s heat-fused into a ceramic insulator. All Bosch Platinum Series Spark Plugs reach self-cleaning temperature faster for quicker starts, smoother acceleration and increased fuel efficiency. Try the top-of-the-line Bosch Platinum+4, Bosch Platinum+2 or Bosch Platinum Plus, and ignite your vehicle’s performance with the most advanced and most powerful line of spark plugs available.
Specifications
| Thread Diameter: 14 mm |
| Thread Pitch: 1.25 mm |
| Seat Type: Gasket |
| Reach: 19 mm (3/4") |
| Hex Size: 13/16" (21 mm) |
| Terminal Type: Removable Nut |
| Gap: .028" (0.7 mm) |
| Center Electrode |
| Material: Silver |
| Type: Standard |
| Size: 2.0 mm |
| Projection: Projected |
| Ground Electrode |
| Material: Nickel |
| Quantity: 1 |
| Resistor: Yes |
| Resistor Value: 6K Ohm |
| Heat Range: 8 |
| Torque Specs: Cast Iron: 15-29 lb. ft. Aluminum: 15-22 lb. ft. |
| Electrode Material: Silver |
| Nominal Gap: 0.7 mm |
| Spark Plug Reach: 0.748" |
Features
- The center electrode tip is made from a silver alloy, ensuring long service life and ignition sparks with increased energy
- Highly resistant to material erosion
- Improved spark plug efficiency
- Ribbed insulator design prevents misfires due to flash-over
Bosch introduces its most powerful spark plugs series ever, and Platinum is among them. Bosch utilizes its exclusive platinum technology to guarantee maximum performance over the life of the spark plug. Platinum features a platinum center electrode that's heat-fused into a ceramic insulator and also a tapered, yttrium enhanced ground electrode to ensure quicker starts, smoother acceleration without sacrificing fuel efficiency. Platinum spark plugs are designed to last as much as 25% longer than original Bosch Platinum spark plugs, which is definitely a huge advantage.
Bosch®, a premier global supplier of services and technology, is a privately held company headquartered in Germany. Its operations have been divided into four main business sectors that include automotive technology, industrial technology, energy and building technology, and consumer goods. Bosch products and services are designed to fascinate and improve the quality of life by offering innovative and beneficial solutions. The company offers technology worldwide that is “Invented for Life.”
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