Houser (3-7) allowed one run on six hits and a walk while striking out four over five innings to earn the win over the Tigers on Friday.
Adames went 1-for-4 with a solo home run in Friday's 5-2 win over the Tigers.
Smith walked one and struck out none in a scoreless and hitless inning to earn the save in Friday's 5-2 win over the Tigers.
Ramirez went 2-for-4 with a home run and an additional run scored in Friday's 6-4 win over the Royals.
Webb picked up the save Friday against the Royals, striking out two during a perfect ninth inning.
Gausman (6-10) earned the win Friday, allowing two runs on four hits and one walk over seven innings in a 6-4 victory over the Royals. He struck out four.
Chapman (abdomen) will undergo season-ending surgery Tuesday, Alex Pavlovic of NBC Sports Bay Area reports.
Mayer (forearm) could be cleared to begin a rehab assignment next week, Alex Pavlovic of NBC Sports Bay Area reports.
The Giants selected Harris' contract from Triple-A Sacramento on Friday.
Brubaker will get the start in Friday's bullpen game against the Tigers, Susan Slusser of the San Francisco Chronicle reports.
