Webster took the lead after winning the round four event in Geraldton on July 6 by four points to put him on 252 for the series.
He leads Louis Calvin (204) after he missed the round to compete in the Hattah Desert Race in Victoria, and Reece Colgan on 193.
He is also competing in the pro lite class where he is in third position on 237 behind fellow local rider and last year’s champion Josh Adams on 255 and Jayden Rykers, who extended his lead with a strong performance in round four to take him to 276.
Local rider Chris Bosnakis dominated round four of the quad championship to further cement his title hopes for the season.
He has 225 points, well ahead of Shaun Woodhead on 188 and Luke Capogreco on 158.
Curtis Dejong, on 245 points, has taken the series lead from Dylan Young on 238 with Jake Konsolis on 212, while Ryan Scarlett leads the intermediate lite on 284 followed by Dylan Lowry on 211 and Jake Fewster and Jack Perkusich tied on 188.
Leading the pro veteran class is defending champion Scott Petricevich on 283 with Paul Smithson on 253 and Scott Kostin on 199 and Troy Deer leads the clubman veterans on 300 with Tim Dunstan on 238 and Peter Freight on 188.
Scott Jackman leads clubman lites on 223 with Kaleb Richdale on 213 and Adam Fanderlinden on 155 while Dylan Fernihough is 54 points ahead of local rider Brody Grothues on 201 and Brodie Harnett on 191 in the clubman open.
Due to official results in the women’s championship still pending, points are only available for the first two rounds, with Courtney Hirst on 144, Shelley Connor on 122 and Chelsea Blakers on 113.
However, Jess Moore ” eighth on 72 ” won all three races at Geraldton, which is sure to have an impact on the standings.
Spectator entry is $20 for adults, children under 16 is free.
Racing from 9.30am.
– AS part of the WAMX Senior State Motocross Championship, Byford also hosted round one of the 2-Stroke Cup on July 20.
Though local rider Josh Adams led in two of the three races, he finished with two seconds and a third place to give him 64 points and a second-place finish overall. He trails Jayden Rykers who had a clean sweep of the round on 75 points with Charlie Creech third on 58 after a second and two fourths.
The event also featured quad and clubman open classes.
Local rider Chris Bosnakis dominated all three races to finish with a maximum 75 points, taking his championship total to 300.
Though Mat Robbins came second for the round, he is still fourth on 208 behind Shaun Woodhead who is now on 248 after finishing third and Luke Ovens who holds on to third with 211.
Jonathon Mosby won all three clubman quad races to put him third overall on 175, trailing Jemma Merrylees on 271 and Jeff Hogan on 186.
Another clean sweep and 75 points went to Jae Dowsett in the junior quads, followed by Matthew Lee on 62 and Justin Noy on 58 while Michael Harcourt took the 75-point win in the veteran quads ahead of Darryl Maringoni on 64 and Craig Pearse on 58.