The California Kid

The California Kid is a 1974 TV movie starring Martin Sheen, Vic Morrow, Nick Nolte, Michelle Phillips, Gary Morgan, and Janit Baldwin.

When Lyle Stafford Gary Morgan, the younger brother of the towns auto mechanic Buzz Stafford Nick Nolte is killed and his girlfriend Sissy Janit Baldwin badly injured by the sheriff after the duo go for a drive in a 1955 Mercury, McCord sees the pushbars on the sheriffs car. When Buzz wants to kill the sheriff for revenge, McCord persuades him not to. Then the sheriff tries to run McCord out of town, and the stage is set for the climactic duel.McCord then runs the speed trap, challenging the sheriff, who tries to run him off the road. McCord is ready, knowing his cars limits for the curve, and the sheriff is a victim of his own obsession, going too fast to make the deadly turn. He drives off the cliff, while McCord manages to stop in the sand. ........

Source: Wikipedia