Spark Plugs
SPARK PLUG TYPE
| Application |
Plug Type (NGK) |
| B2200 |
| Carbureted |
BPR5ES or BPR6ES |
| Fuel-Injected |
BPR5ES-11 or BPR6ES-11 |
| B2600i |
ZFR5F-11 or ZFR6F-11 |
| Miata |
BKR5E-11, BKR6E-11 or BKR7E-11 |
| MPV |
ZFR5F-11 or ZFR6F-11 |
| MX-6 & 626 |
ZFR5F-11, ZFR6F-11 or ZFR7F-11 |
| Protege |
| DOHC |
BKR5E-11, BKR6E-11 or BKR7E-11 |
| SOHC |
BKR5E-11 or BKR6E-11 |
| 323 |
BKR5ES-11 or BKR6ES-11 |
| RX7 |
| Leading |
BUR7EQ |
| Trailing |
BUR9EQ |
| 929 |
| DOHC |
ZFR5F-11 or ZFR6F-11 |
| SOHC |
ZFR5F-11, ZFR6F-11 or ZFR7F-11 |
SPARK PLUG SPECIFICATIONS
| Application |
Gap In. (mm) |
Torque Ft. Lbs. (N.m) |
| B2200 (Carbureted) |
.031 (.80) |
13 (18) |
| RX7 |
.055 (1.3) |
11 (15) |
| All Others |
.041 (1.0) |
13 (18) |
Courtesy of MAZDA MOTORS CORP.