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| 4/13/2018 | Dixon Speedway - Dixon, CA King of Cali- Race 1 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 2nd |
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| 4/14/2018 | Delta Speedway - Stockton, CA King of Cali- Race 2 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 12th |
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| 4/21/2018 | Lemoore Jet Bowl - Lemoore, CA Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | 6th | - | 1st | 6th |
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| 4/27/2018 | Plaza Park Raceway powered by Keller Auto Center - Visalia, CA King of Cali- Race 3 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 2nd |
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| 4/28/2018 | Lemoore Jet Bowl - Lemoore, CA King of Cali- Race 4 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | 1st | - | - | 10th |
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| 5/12/2018 | Lemoore Jet Bowl - Lemoore, CA Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | - |
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| 5/18/2018 | Dixon Speedway - Dixon, CA King of Cali- Race 5 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 2nd |
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| 5/19/2018 | Delta Speedway - Stockton, CA King of Cali- Race 6 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | 2nd | - | - | 3rd |
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| 6/8/2018 | Plaza Park Raceway powered by Keller Auto Center - Visalia, CA King of Cali- Race 7 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 7th |
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| 6/9/2018 | Lemoore Jet Bowl - Lemoore, CA King of Cali- Race 8 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | 4th | - | - | 1st |
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| 6/26/2018 | Dixon Speedway - Dixon, CA California Speed Week Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing | Results | | Colby Thornhill (Restricted 'A' Class) | 2nd | - | - | 22nd |
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| 6/27/2018 | Delta Speedway - Stockton, CA California Speed Week Winged Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing | Results | | Colby Thornhill (Restricted 'A' Class) | 8th | - | 5th | - |
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| 6/29/2018 | Plaza Park Raceway powered by Keller Auto Center - Visalia, CA California Speed Week Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing | Results | | Colby Thornhill (Restricted 'A' Class) | 7th | - | 1st | 11th |
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| 6/30/2018 | Lemoore Jet Bowl - Lemoore, CA California Speed Week Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing, Junior Sprints | Dropped |
| 7/13/2018 | Dixon Speedway - Dixon, CA King of Cali- Race 9 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 9th |
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| 7/14/2018 | Delta Speedway - Stockton, CA King of Cali- Race 10 Winged Outlaw, Non-Wing Outlaw, Restricted 'A' Class, Winged A-Class, Stock Non-Wing, Junior Sprints | Results | | Colby Thornhill (Restricted 'A' Class) | - | - | - | 5th |
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