This is ia new in the box ignition switch, part # SW-1317. See below for compatability:

NEW MOTORCRAFT IGNITION SWITCH 1977 RANCHERO F100 F150 F250 F350 E100 E150 E250 E350 IGNITION STARTER SWITCH FORD 1977 TRUCK & VAN 1977 RANCHERO MOTORCRAFT D6TZ11572A SW1317 THIS IS A SWITCH NOT A LOCK AND KEY SET

1977 FORD E100 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD E100 Starter Switch V8-351ci 5.8L 2 BBL Vin H

1977 FORD E150 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD E150 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD E150 Starter Switch V8-460ci 7.5L 4 BBL Vin A

1977 FORD E250 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD E250 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD E250 Starter Switch V8-460ci 7.5L 4 BBL Vin A

1977 FORD E350 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD E350 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD E350 Starter Switch V8-460ci 7.5L 4 BBL Vin A

1977 FORD P-500 Starter Switch V8-302ci 5.0L CARB Vin B
1977 FORD P-500 Starter Switch V8-400ci 6.6L CARB Vin S
1977 FORD P-500 Starter Switch L6-300ci 4.9L CARB Vin B

1977 FORD F100 Starter Switch V8-460ci 7.5L CARB Vin J
1977 FORD F100 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD F100 Starter Switch V8-302ci 5.0L 2 BBL Vin G
1977 FORD F100 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD F100 Starter Switch V8-400ci 6.6L 2 BBL Vin S

1977 FORD F150 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD F150 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD F150 Starter Switch V8-400ci 6.6L 2 BBL Vin S
1977 FORD F150 Starter Switch V8-460ci 7.5L 4 BBL Vin J
1977 FORD F150 Starter Switch V8-302ci 5.0L 2 BBL Vin G

1977 FORD F250 Starter Switch V8-302ci 5.0L CARB Vin G
1977 FORD F250 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD F250 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD F250 Starter Switch V8-400ci 6.6L 2 BBL Vin S
1977 FORD F250 Starter Switch V8-460ci 7.5L 4 BBL Vin J

1977 FORD F350 Starter Switch L6-300ci 4.9L 1 BBL Vin B
1977 FORD F350 Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD F350 Starter Switch V8-400ci 6.6L 2 BBL Vin S
1977 FORD F350 Starter Switch V8-460ci 7.5L 4 BBL Vin J
1977 FORD F350 Starter Switch V8-302ci 5.0L CARB Vin G
1977 FORD F350 Starter Switch V8-400ci 6.6L CARB Vin Z

1977 FORD F500 Starter Switch V8-330ci 5.4L
1977 FORD F500 Starter Switch V8-360ci 5.9L Vin Y
1977 FORD F500 Starter Switch V8-390ci 6.4L Vin H

1977 FORD RANCHERO Starter Switch V8-460ci 7.5L Vin A
1977 FORD RANCHERO Starter Switch V8-302ci 5.0L 2 BBL Vin F
1977 FORD RANCHERO Starter Switch V8-351ci 5.8L 2 BBL Vin H
1977 FORD RANCHERO Starter Switch V8-400ci 6.6L 2 BBL Vin S

SAME FIT AS

FORD D6TB11572AA
FORD D6TZ11572A
FORD SW1317