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.
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HOMESERVICE MANUALSSAAB1990900 SPG, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROLS - SPECIFICATIONSIGNITION SYSTEMSPARK PLUGS
1990 Saab 900 SPG, Standard
Spark Plugs
1990 Saab 900 SPG, StandardSECTION Spark Plugs
SPARK PLUG TYPE
| Application | NGK |
|---|---|
| 900, 900S & 9000S | BCP5ES |
| 900 Turbo | BCP7EV |
| 900 Turbo (City Driving) | BCP6EV |
| 9000 Turbo | BCPR7ES |
| 9000 Turbo (City Driving) | BCPR6ES |
SPARK PLUG SPECIFICATIONS
| Application | Gap In. (mm) | Torque Ft. Lbs. (N.m) |
|---|---|---|
| Non-Turbo Models | .024-.028 (0.6-0.7) | 18.5-21.5 (25-29) |
| 900 Turbo | .024-.028 (0.6-0.7) | 18.5-21.5 (25-29) |
| 9000 Turbo | .039-.043 (1.0-1.1) | 75 INCH Lbs. (9) |
RENDER: 1.0x
NO RELATED
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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.