This is info I found on another web site, to me it appears that versions 7.01 and 7.02 are very minor revisions. My game has 7.02 installed. Matts Basement Arcade can burn rom chips quickly and inexpensively.
STERN PINBALL - ROLLER COASTER TYCOON 27-Mar-2003
CPU Release Version 7.02
Date Mar. 27, 2003
File rctcpu.702
Checksum $E5FF
Notes *** THIS VERSION REQURES DISPLAY V7.00 OR GREATER ***
Changes from CPU v7.01
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- default french replay level now 12M
- added replay logic to evaluate recent games to determine if the replay
level should be raised/lowered or remain the same
STERN PINBALL - ROLLER COASTER TYCOON 14-Jan-2003
CPU Release Version 7.01
Date Jan. 14, 2003
File rctcpu.701
Checksum $40FF
Notes *** THIS VERSION REQURES DISPLAY V7.00 OR GREATER ***
Changes from CPU v7.00
-------------------------------------------------------------------
- changed post settings for U.K. tournament enabled games
STERN PINBALL - ROLLER COASTER TYCOON 08-Jan-2003
CPU Release Version 7.00
Date Jan. 08, 2003
File rctcpu.700
Checksum $7AFF
Notes *** THIS VERSION REQURES DISPLAY V7.00 OR GREATER ***
Changes from CPU v6.00
-------------------------------------------------------------------
- TimeKeeper clock code added to auto start/stop tournaments
- replays can now award a token/coin
- stopped left outlane switch from scoring during game over
- progressive ads are not displayed during "points" tournaments