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1987 Porsche 911 3.3L Excessive Emissions, Hesitation, Surge, Poor Fuel Economy
At idle, 02 reading shows lean and mixture continues to compensate rich. Air fuel ratio shows very lean 19/1 even though exhaust co and hc show rich. Car has slight hesitation at tip in when it runs poorly. Black smoke has been seen out exhaust at tip in. Acts...
FIX posted 5/14/2002
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Related Documents & Media | VIN | WPOJB0939H |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | FI / cis |
| Emissions | us federal |
| Symptoms | Excessive Emissions, Hesitation, Surge, Poor Fuel Economy |
| Occurs | Under Load, on Accel, Intermittently |
| Misc. | 930 Turbo |
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Vehicle Data
1987 Porsche 911
| VIN | WPOJB0939H |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | FI / cis |
| Emissions | us federal |
| Symptoms | Excessive Emissions, Hesitation, Surge, Poor Fuel Economy |
| Occurs | Under Load, on Accel, Intermittently |
| Misc. | 930 Turbo |
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