This coil is used on the following machines (may not be a complete list):
TWILIGHT ZONE (lower flippers)
INDIANA JONES (lower flippers)
ROAD SHOW (lower flippers)
SHADOW (upper flipper)
WHO DUNNIT (lower flippers)
CHAMPION PUB (lower flippers)
ADDAMS FAMILY (upper flipper)
DOCTOR WHO (3 flippers)
CREATURE FROM THE BLACK LAGOON (lower flippers)
DRACULA (lower flippers)
THE HOBBIT (3 flippers)
DIALED IN (3 flippers)
JJP's PIRATES OF THE CARIBBEAN (lower flippers)
Bally/Williams #FL-15411.
Jersey Jack Pinball reference #23-002003-00.
It is not recommended that you "tinker" with the balance of flipper power supplied by the original flipper coils. But if you must tempt fate, here is a list of coil numbers and their relative strength going from weakest to strongest:
FL-11753 - Used with short flippers and close shots
FL-11722 - Used for close shots near drop targets
FL-11630 - The standard, most commonly used coil
FL-15411 - Used for long playfield shots
FL-17636 - Used on STTNG prototype machines
FL-11629 - Used for long shots and high ramps