Palo Alto senior Kent Slaney set a Bol Park course record, racing 10:13, at the annual Palo Alto-Gunn Alumni meet Wednesday.
Two other runners joined the top 20, Paly's Naveen Pai went 10:50 to move into 17th place and Gunn's Jonas Enders tied for 19th with a 10:52. Enders moved into a 10th place among varsity boys.
Gunn's Justin Chiao raced 11:31, the top course record for freshmen boys.
For the 37 years records have been kept, the fastest time, until Wednesdsay, on the Bol Park course was 10:24, set by Vikings runner Phil MacQuitty.
Slaney shaved 11 seconds off the course record, and bettered his time from last year by 15 seconds.