He earned two international caps for the Sweden national speedway team.
He secured his first British leagues contract after agreeing a deal with Poole Pirates (despite initially being refused a work permit)[4] and started riding during the 1984 British League season.
[8] Wahlman qualified for the final of the 1984 Individual Speedway Junior European Championship and was performing well, winning his third race.
As he started his fourth race in heat 13 his engine seized, causing him to fall to the ground and then he was hit from behind.
The 19-year-old Swede suffered catastrophic brain injuries and died later at the Queen Elizabeth Hospital in King's Lynn.