WAIT A MINUTE let's get our terminology correct. I've always called this a "clutch safety" but the 70 service manual calls it................
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and yes, 70 cars should have had them, and that was the first year. They attached up under the dash so that the clutch pedal activated the switch, and it grounded the switch wire with the clutch depressed. This wire fed out through the firewall on a separate single grommet, separate from the main bulkhead connector, and connected to one of the two flag push on terminals on the starter relay. This provided the ground for the relay coil, so that when the key was twisted to start, the relay had a ground path
