What is a Monte Carlo SS 454?

Mike Sullivan By Mike Sullivan · 1 min read · Updated Jun 2026
Quick Answer
The Monte Carlo SS 454 is the 1970-1972 first-generation Monte Carlo fitted with the 454 big-block. The 1970 SS 454 normally carried the LS5 rated at 360 hp, with a very small number getting the high-output LS6. It is the muscle peak of the early Monte Carlo.

The early Monte Carlo could be a genuine big-block muscle coupe.

The package

For 1970-1972 the SS 454 paired the long-hood personal coupe with the 454 V8, normally the 360 hp LS5. It rode a unique long-wheelbase A-body.

Buyer's note

Genuine SS 454 cars are cloned; check the cowl tag and engine casting and demand documentation.

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