GMC Chevy Straight-6 (235/261) Engine Specs
Bore, stroke, displacement and compression for all 2 GMC Chevy Straight-6 (235/261) engines. Compare variants side by side.
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|
| 261 | 261 ci | 3.8752" × 3.6882" | 8:1 | 140 |
| 235 | 235 ci | 3.8752" × 3.3126" | 7.5:1 | 105 |
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