1970 Chevelle Power Teams
These are the engine, transmission, and rear axle combinations for the 1970 Chevelle.
In 1970, General Motors offered six different engines in seven different horse-power ratings, nine different transmissions, and two different rear axles with five different axle ratios.
The engines offered were the 250 with 155 hp, the 307 with 200 hp, the 350 with 250 hp or 300 hp, the 400 with 330 hp, the 396 with 350 hp, or the 454 with 360 hp.
The transmissions offered were the 3 speed Saginaw with 2.85:1 or 2.54:1 ratio, the 4 speed Saginaw with 2.85:1 or 2.54:1 ratio, the 4 speed Mucie with 2.52:1 or 2.20:1 ratio, the heavy duty Muncie with 2.20:1 ratio, the Powerglide, and the Turbo Hyrda-Matic.
The rear axles were offered in either a 10 bolt or 12 bolt differential using 2.56, 2.73, 3.08, 3.31, or 3.36 axle ratios with or without positraction.
Engine | Transmission | Model Application | Axle Ratios | ||||
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2.56:1 | 2.73:1 | 3.08:1 | 3.31:1 | 3.36:1 | |||
250 Cubic Inch L-6 Turbo-Thirft 250 155 HP Standard (1) | 3-Spd. (2.85:1 low) Powerglide |
Sedans, Cpes & Conv. | Std. |
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Sta. Wags. & Pickups | Std. |
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Turbo Hydra-Matic | Sedans, Cpes & Conv. | Std. |
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Sta. Wags. & Pickups | Std. |
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307 Cubic Inch V-8 Turbo-Fire 307 200 HP Standard | 3-Spd. (2.85:1 low) Powergilde |
Sedans, Cpes & Conv. | Std. |
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Sta. Wags. & Pickups | Std. |
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4-Spd. (2.85:1 low) | All Models | Std. |
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Turbo Hydra-Matic | Sedans, Cpes & Conv. | Std. |
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Sta. Wags. & Pickups | Std. |
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350 Cubic Inch V-8 Turbo-Fire 350 250 HP RPO L65 | 3-Spd. (2.54:1 low) | All Models | Std. |
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4-Spd. (2.54:1 low) | All Models | Std. |
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Powerglide | All Models | Std. |
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Turbo Hydra-Matic | All Models | Std. |
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350 Cubic Inch V-8 Turbo-Fire 350 300 HP RPO L48 | 4-Spd. (2.52:1 low) | All Models | Std. |
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Powerglide Turbo Hydra-Matic |
All Models | Std. |
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402 Cubic Inch V-8 Turbo-Jet 400 330 HP RPO L53 | 4-Spd. (2.52:1 low) Turbo Hydra-Matic |
All Models | Std. |
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402 Cubic Inch V-8 Turbo-Jet 396 350 HP RPO L34 | 4-Spd. (2.52:1 low) 4-Spd. (2.20:1 low) Turbo Hydra-Matic |
Spt Cpe, Conv. & Pickups | Std. |
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454 Cubic Inch V-8 Turbo-Jet 454 360 HP RPO LS5 | H.D. 4-Spd. (2.20:1 low) Turbo Hydra-Matic |
Spt Cpe, Conv. & Pickups | Std. |
1 - Air conditioning not available.
Std. - Standard