Key notes: The I-5 Silver Bullet Late Model Series concludes its Labor Day doubleheader at Willamette Speedway with Sunday’s 50-lap, $5,000-to-win finale. … Points leader Joey Tanner of Portland, Ore., led the final 37 laps of Friday’s $2,000 opener, notching his series-best fifth tour victory of the season. Tanner now has nine career I-5 Series wins at Willamette, including a sweep of the track’s Memorial Day doubleheader in May, worth more than $4,000. … Bricen James of Albany, Ore., has four career Willamette specials, including a $4,510 unsanctioned payday there in August 2023. … Collen Winebarger of Corbett, Ore., has five I-5 wins there since 2023, his most recent coming last May, combining for more than $10,000 over that span. … Rob Mayea of Bend, Ore., has three major wins there since 2009, including a $4,000 unsanctioned Super Late Model victory in September 2010. … Greg Walters of Banks, Ore., has four wins on the now-defunct Northwest Extreme Crate Late Model Series, worth more than $2,500. … Series supporter Michael Richardson added $5,500 to the weekend’s total purse with $25 apiece for drivers finishing 11th-20th on Saturday and a revised purse for Sunday paying $5,000-to-win (well above the tour’s standard $2,000-to-win top prize), $1,900 for second, $1,400 for third and $300-to-start. … Limited Late Models, modifieds and hornets are on the undercard. … Pits open at 2 p.m. and grandstands open at 4 with hot laps at 4:30. … Watch live on Speed Union TV.

Who to watch: Joey Tanner of Portland, Ore., eyes the I-5 Series weekend sweep and his sixth tour win of the season.

Points chase: Before Willamette Saturday: 1. Joey Tanner (916); 2. Ian Whisler (860); 3. Eston Whisler (856); T4. Keiron Cummings (679); T4. John Gammell (679); 6. Rob Campos (659).

Expected entrants: Joey Tanner, Bricen James, Collen Winebarger, Rob Mayea, Ian Whisler, McLain Beaudoin, Eston Whisler, Trent Elliott, Jeff Rash, Craig Hanson, Brian Smith, Keiron Cummings, Greg Walters, John Gammell, Rob Campos, Rex Cars, Cory Yeack and others.