SPECIFICATIONS
| Application | Specification | |||
|---|---|---|---|---|
| 3.8L (229") V6 (Vin 9) | ||||
| Ignition Timing | 0° BTDC at 1200 RPM | |||
| Spark Plugs | ||||
| Type | AC Delco R45TS | |||
| Gap | .045" (1.1 mm) | |||
| Fuel System (Make & Type) | Rochester E2ME | |||
| Hot Idle (1) | 475/850 RPM | |||
| Fast Idle (Transmission In Neutral) | ||||
| Auto. Trans. | 2200 RPM | |||
| Cam Step (Auto. Trans .& Man. Trans) | High | |||
| 3.8L (231") V6 (Vins A & 8) | ||||
| Ignition Timing | 15° BTDC at 450 RPM | |||
| Spark Plugs | ||||
| Type | AC Delco R45TS8 | |||
| Gap | .080" (2.0 mm) | |||
| Fuel System (Make & Type) | ||||
| 2-Bbl. | Rochester E2ME | |||
| 4-Bbl. | Rochester E4ME | |||
| Hot Idle (1) | 450/900 | |||
| Fast Idle (Transmission In Neutral) | ||||
| Auto. Trans. | ||||
| FWD Models | 2100 RPM | |||
| RWD Models | 2200 RPM | |||
| Cam Step (Auto. Trans .& Man. Trans) | High | |||
| 5.0L (305") V8 | ||||
| Ignition Timing | ||||
| Carbureted | ||||
| Auto. Trans. | 6° BTDC at 500 RPM | |||
| Man. Trans. | 6° BTDC at 700 RPM | |||
| Fuel Injected | 6° BTDC at 475 RPM | |||
| Spark Plugs | ||||
| Type | AC Delco R45TS | |||
| Gap | .045" (1.1 mm) | |||
| Fuel System (Make & Type) | ||||
| Carbureted | Rochester E4ME | |||
| Fuel Injected | GM Model 400 TBI | |||
| Hot Idle (1) | ||||
| Carbureted | ||||
| Auto. Trans. | 500/650 | |||
| Man. Trans. | 700/800 | |||
| Fuel Injected | 475 | |||
| Fast Idle (Transmission In Neutral) | ||||
| Carbureted | ||||
| Auto. Trans. | 2200 RPM | |||
| Man. Trans. | 1800 RPM | |||
| Fuel Injected | Non-Adjustable | |||
| Cam Step (Auto. Trans .& Man. Trans) | High | |||
| (1) When an idle speed solenoid is used, the lower RPM is with the solenoid disconnected, the higher RPM is with the solenoid connected. | ||||
| (1) | When an idle speed solenoid is used, the lower RPM is with the solenoid disconnected, the higher RPM is with the solenoid connected. |
TUNE-UP SPECIFICATIONS