Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1992 Mazda 929FACTORY OEM SERVICE PROCEDURE
Spark Plugs
SPARK PLUG TYPE
| Application | NGK No. | |||
|---|---|---|---|---|
| B2200 | ||||
| Carbureted | BPR5ES or BPR6ES | |||
| PFI | 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-3 | BPR5ES-11 or BPR6ES-11 | |||
| MX-6 & 626 | ZFR5F-11, ZFR6F-11 or ZFR7F-11 | |||
| Navajo | (1) | |||
| Protege DOHC | BKR5E-11, BKR6E-11 or BKR7E-11 | |||
| Protege SOHC | BKR5E-11 or BKR6E-11 | |||
| 323 | BPR5ES-11 or BPR6ES-11 | |||
| 929 | BKR5EVX-11 or BKR6EVX-11 | |||
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SPARK PLUG SPECIFICATIONS
| Application | Gap: In. (mm) | Torque: Ft. Lbs. (N.m) |
|---|---|---|
| B2200 (Carbureted) | .031 (.80) | 13 (18) |
| All Others | .041 (1.0) | 13 (18) |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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