| | Heat | Dash | B Feature | A Feature |
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| 4/6/2018 | Yakima Dirt Track - Yakima, WA 360 Sprints - Winged: Summer Thunder Sprint Series A Modifieds: Washington Modified Tour | Results | | Zack Simpson (A Modifieds) | 4th | - | - | 16th |
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| 4/7/2018 | Yakima Dirt Track - Yakima, WA 360 Sprints - Winged: Summer Thunder Sprint Series A Modifieds: Washington Modified Tour | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 3rd |
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| 4/21/2018 | Grays Harbor Raceway - Elma, WA SEASON OPENER - Round 1 360 Sprints - Winged, A Modifieds, Street Stocks, Hornets | Results | | Zack Simpson (A Modifieds) | 1st | - | - | 7th |
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| 4/28/2018 | Grays Harbor Raceway - Elma, WA Round 2 360 Sprints - Winged, Midgets, A Modifieds, Street Stocks | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 4th |
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| 5/5/2018 | Grays Harbor Raceway - Elma, WA A Modifieds: Washington Modified Tour Sportsman Sprints, Street Stocks, Hornets | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 17th |
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| 5/12/2018 | Skagit Speedway - Burlington, WA Round 4 & Washington Modified Tour A Modifieds: Washington Modified Tour Sportsman Sprints, Hornets | Results | | Zack Simpson (A Modifieds) | 1st | - | - | 5th |
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| 5/19/2018 | Grays Harbor Raceway - Elma, WA Round 5 360 Sprints - Winged, Midgets, A Modifieds, Hornets | Results | | Zack Simpson (A Modifieds) | 1st | - | - | 2nd |
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| 5/26/2018 | Sunset Speedway Park - Banks, OR SPRING CHALLENGE WEEKEND A Modifieds, Restricted 'A' Class, Winged A-Class, Street Stocks, Dwarf, Hornets | Results | | Zack Simpson (A Modifieds) | - | - | - | 4th |
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| 5/27/2018 | Sunset Speedway Park - Banks, OR SPRING CHALLENGE WEEKEND A Modifieds, Restricted 'A' Class, Winged A-Class, Street Stocks, Dwarf, Hornets | Results | | Zack Simpson (A Modifieds) | - | - | - | 3rd |
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| 6/2/2018 | Grays Harbor Raceway - Elma, WA 360 Sprints - Winged: Summer Thunder Sprint Series A Modifieds, Street Stocks, Dwarf | Results | | Zack Simpson (A Modifieds) | 2nd | - | - | 2nd |
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| 6/9/2018 | Grays Harbor Raceway - Elma, WA Modern Machinery / WRD Wingless Sprint Shootout Round 2 360 Sprints - Non-Winged: (Duplicated) WSS-Wingless Sprint Series Midgets, A Modifieds, Hornets | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 5th |
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| 6/16/2018 | Grays Harbor Raceway - Elma, WA A Modifieds: Washington Modified Tour 360 Sprints - Winged, Street Stocks | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 14th |
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| 7/7/2018 | Grays Harbor Raceway - Elma, WA Q MART FIREWORKS & MID-SEASON CHAMPIONSHIPS 360 Sprints - Winged, A Modifieds, Street Stocks, Hornets | Results | | Zack Simpson (A Modifieds) | - | - | - | 3rd |
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| 7/21/2018 | Grays Harbor Raceway - Elma, WA Round 14 360 Sprints - Winged, A Modifieds, Street Stocks, Hornets | Results | | Zack Simpson (A Modifieds) | 7th | - | 8th | - |
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| 7/27/2018 | Grays Harbor Raceway - Elma, WA Shipwreck Beads Modified Nationals at Grays Harbor Raceway A Modifieds: Washington Modified Tour Dwarf | Results | | Zack Simpson (A Modifieds) | 8th | - | - | - |
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| 7/28/2018 | Grays Harbor Raceway - Elma, WA Shipwreck Beads Modified Nationals at Grays Harbor Raceway A Modifieds: Washington Modified Tour Dwarf | Results | | Zack Simpson (A Modifieds) | - | - | 12th | 21st |
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| 8/11/2018 | Grays Harbor Raceway - Elma, WA Round 18 - PEPSI FAIR RACE (FREE ADMISSION) A Modifieds, Street Stocks, Dwarf, Hornets | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 8th |
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| 8/25/2018 | Grays Harbor Raceway - Elma, WA Round 21 360 Sprints - Winged, A Modifieds, Street Stocks, Hornets | Results | | Zack Simpson (Street Stocks) | 5th | - | - | - |
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| 9/1/2018 | Willamette Speedway - Lebanon, OR FALL FRENZY/IRON GIANT (IMCA STOCK CAR CHAMPIONSHIP) Dirt Super Late Models, Stock Cars, Sportsmans, Super Sports, A Modifieds, Street Stocks | Results | | Zack Simpson (Street Stocks) | - | - | - | 16th |
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| 9/3/2018 | Grays Harbor Raceway - Elma, WA WORLD OF OUTLAWS (MONDAY) - Presented by Lucky Eagle Casino & Resort. 410 Sprints - Winged: World of Outlaws Street Stocks | Results | | Zack Simpson (Street Stocks) | 1st | - | - | 1st |
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| 9/8/2018 | Grays Harbor Raceway - Elma, WA SEASON CHAMPIONSHIPS AND FIREWORKS SHOW 360 Sprints - Winged, A Modifieds, Street Stocks, Hornets | Results | | Zack Simpson (Street Stocks) | - | - | - | 1st |
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| 9/28/2018 | Yakima Dirt Track - Yakima, WA Washington Modified Nationals A Modifieds: Washington Modified Tour Sportsman Sprints | Results | | Zack Simpson (A Modifieds) | 4th | - | - | 13th |
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| 9/29/2018 | Yakima Dirt Track - Yakima, WA Washington Modified Nationals A Modifieds: Washington Modified Tour Sportsman Sprints | Results | | Zack Simpson (A Modifieds) | 3rd | - | - | 20th |
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