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One more time, Catalytic Converter
A 1987 Chevrolet R20 Truck w/5.7L came in for a smog check
last week. It failed tail pipe for excessive CO and HC. When
I performed the visual inspection, I had noticed that the
truck still had the original "pancake" style catalytic
converter. ![]()
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| Engine | 5.7 L |
| Trans | 3-speed Automatic |
Vehicle Data
1987 Chevrolet R20 Custom Deluxe 5.7L
| Engine | 5.7 L |
| Trans | 3-speed Automatic |

50 Replies Received
50 Replies Received