1977 Firebird Engines
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Engine ID Stamping |
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| UPC Code |
Type |
Source |
Displacement (cubic Inches) |
Bore & Stroke |
Carb |
Comp |
HP/RPM |
Torque/RPM |
VIN |
Manual |
Auto |
Usage |
| LD7 |
V-6 |
Buick |
231 |
3.80 x 3.40 |
2 bbl |
8.0:1 |
105@3200 |
185@2000 |
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standard Base and Esprit |
| L27 |
V-8 |
Pontiac |
301 |
4.00 x 3.00 |
2 bbl |
8.2:1 |
135@4000 |
235@2000 |
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optional Base, Esprit. Standard Formula |
| LG3 |
V-8 |
Chevrolet |
305 |
3.74 x 3.48 |
2 bbl |
8.4:1 |
145@3800 |
245@2400 |
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optional Base, Esprit. Standard inFormula after June 2, 1977 |
| L76 |
V-8 |
Pontiac |
350 |
3.88 x 3.75 |
4 bbl |
7.6:1 |
170@4000 |
280@1800 |
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optional Base, Esprit, and Formula |
| L34 |
V-8 |
Oldsmobile |
350 |
4.06 x 3.39 |
4 bbl |
8.0:1 |
170@3800 |
275@2000 |
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optional Base, Esprit, and Formula in California |
| L78 |
V-8 |
Pontiac |
400 |
4.12 x 3.75 |
4 bbl |
7.6:1 |
180@3600 |
325@1600 |
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standard Trans Am, optional Formula |
| W72 |
V-8 |
Pontiac |
400 |
4.12 x 3.75 |
4 bbl |
8.0:1 |
200@3600 |
325@2400* |
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optional Formula and Trans Am |
| L80 |
V-8 |
Oldsmobile |
403 |
4.35 x 3.39 |
4 bbl |
8.0:1 |
185@3600 |
320@2200 |
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Standard Trans Am and optional Formula in California |
Examples shown on this page consist of scanned images or reproduction artwork that can not be faithfully reproduced on a computer screen. Illustrations are for example only. Consult with your vendors offerring reproduction
parts for their historical accuracy.