1980 - 1988
YAMAHA RZ 250
Standard spark plug
| DENSO
DENSO
Fits to:
YAMAHA RZ 250 [1986 - 1988]
YAMAHA RZ 250 R [1983 - 1985]
YAMAHA RZ 250 LC [1980 - 1982]
YAMAHA RZ 250 RR [1984 - 1985]
Specifications
| Manufacturer | DENSO |
|---|---|
| Thread reach | 19,1 mm (3/4") |
| Heat range | 27 |
| Terminal configuration | threaded Stud |
| Thread size | 14 mm |
| Style | W27ESR-U |
| Type | Resistor Type |
| Units | Each |
| Center electrode type | Standard |
| Electrode tip material | Nickel Alloy |
| Center electrode projection | Non-Projected |
| Hex size | 20,6 mm (13/16") |
| Spark gap | 0,7 mm (0,028") |
| Ground electrode shape | U-groove |
| Spark gap imperial | 0.028" |
| Spark gap metric | 0.7 mm |
Product description
100 percent pre-fired to ensure reliable operation Copper core center electrode for superior thermal conductivity Unique five-rib insulator reduces flashover and decreases voltage loss Dual copper and glass seal bonds the center electrode and insulator together for a gas-tight seal. Original Equipment in automotive applications