| Player History |
| 06-15-1982 | Drafted in the 1982 first-year player draft (Round 1, Pick 12, 12th overall Pick) by the Boston Red Sox. |
| 01-01-1983 | SISA scouting updated ratings (potential): Stuff: 1 (5); Movement: 8 (9); Control: 5 (7). |
| 01-01-1984 | SISA scouting updated ratings (potential): Stuff: 3 (5); Movement: 9 (9); Control: 5 (5). |
| 06-07-1984 | Pitches a 3-hit shutout against the Milwaukee Brewers with 1 strikeouts and 3 BB allowed! |
| 11-18-1984 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1985 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 10 (10); Control: 7 (7). |
| 06-03-1985 | Pitches a 4-hit shutout against the Washington Senators with 6 strikeouts and 2 BB allowed! |
| 08-16-1985 | Pitches a 6-hit shutout against the Washington Senators with 2 strikeouts and 1 BB allowed! |
| 10-01-1985 | Wins the MLB AL Pitcher of the Month Award. |
| 11-18-1985 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1986 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 9 (9); Control: 7 (7). |
| 04-18-1986 | Injured (tender shoulder), day-to-day for 1-2 weeks. |
| 06-01-1986 | Injured (strained back muscle), out for 1-2 weeks. |
| 07-16-1986 | Pitches a 2-hit shutout against the New York Yankees with 4 strikeouts and 1 BB allowed! |
| 08-13-1986 | Injured (dead arm syndrome), out for 1-2 weeks. |
| 11-24-1986 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1987 | SISA scouting updated ratings (potential): Stuff: 3 (3); Movement: 10 (10); Control: 5 (5). |
| 04-20-1987 | Injured (dead arm syndrome), out for 1-2 weeks. |
| 06-29-1987 | Was selected to the 1987 Major League Baseball All-Star Game. |
| 11-13-1987 | Received a 1-year contract worth a total of $5,051,200 through arbitration. |
| 01-01-1988 | OSA scouting updated ratings (potential): Stuff: 4 (4); Movement: 7 (7); Control: 4 (4). |
| 09-01-1988 | Wins the MLB AL Pitcher of the Month Award. |
| 11-18-1988 | Received a 1-year contract worth a total of $4,040,960 through arbitration. |
| 01-01-1989 | OSA scouting updated ratings (potential): Stuff: 3 (3); Movement: 8 (8); Control: 4 (4). |