The easiest way by FAR is to simply replace it. Clocks in that era generally didn't last more than a few years. You COULD take it apart and attempt to rebuild it, but I highly doubt that the parts you'll need to repair it are even available, but an aftermarket replacement is.
1971 Chevy chevelle SS
the chevelle
the chevelle ss 396 was the correct name and chevelle Malibu was a separate model of the chevelle.
Chevelle Super Sport
The Chevelle in the movie "Faster" is a 1971 Chevrolet Chevelle SS.
I could only find one 1971 Chevrolet Chevelle SS on sale at eBay. The owner has a starting price bid on it for $35,000. However I'm not sure if that's the ACTUAL retail value.
If I recall, that year, the SS emblem on the rear of that car, comes via a black rubber insert, on the pass side of the car, which bolts to the bumper.
1971 Chevrolet Chevelle SS
Sport series.
SS stands for super sport
Other than a 1970 Chevelle SS, any Chevelle from the 1970s could have a 350
The 1970 chevelle ss with the 454 weighed 3,800 pounds.