1974 Engine Codes & Production

Engine C.I.D.

Carb. Type

Trans. Code

Std. Code

Calif. Code

Compression Ratio

Horsepower

350

4-BBL

MAN.

WP

--

7.62:1

200

350

4-BBL

AUTO.

YP

--

7.62:1

200

350

4-BBL

AUTO. 1

--

ZP

7.62:1

200

350

4-BBL

AUTO.

YS

--

7.62:1

200

Special Notes:
All 1974 GTO's were equipped with a 350 cubic inch V8, rated at 200 Horsepower at 4400 rpm. All had a 7.62:1 compression ratio. All were 4BBL equipped cars.
1 This denotes California usage only. Manual transmissions were not available for use in California in 1974. The 1974 GTO's that were sold in California were equipped with M38 transmissions (hydra-matic) and a 3:08:1 rear axle.



1974 Production Totals

Hatchback

350 4BBL. (Manual)

687

350 4BBL. (Auto)

1,036

Total Hatchback

1,723

Coupe

350 4BBL. (Manual)

2,487

350 4BBL. (Auto)

2,848

Total Coupe

5,335

Total Production

7,058