Engine Mechanical Specifications
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Engine Mechanical Specifications
| Application | Specification | ||
|---|---|---|---|
| Metric | English | ||
| General Data | |||
| Engine Type | In-Line-6 | ||
| Displacement | 4.2 L | 256 cu in | |
| RPO (VIN Code) | LL8 | ||
| Bore | 93 mm | 3.66 in | |
| Stroke | 102 mm | 4.02 in | |
| Compression Ratio | 10: 1 | ||
| Firing Order | 1-5-3-6-2-4 | ||
| Oil Pressure (At the sending unit) Warm - Minimum | 85 kPa | 12 psi @ 1200 RPM | |
| Spark Plug Gap | |||
| Maximum | 1.25 mm | 0.050 in | |
| Minimum | 1.14 mm | 0.044 in | |