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2.5 Litre Stock
2.5 Litre Stock hydroplanes ("S" class) race to 100-plus mph, using 145 horsepower marine-based 2000 and 2300 Ford engines. S-boats offer very exciting side-by-side racing at a reasonable cost. Driving skill is paramount here, and driver development is inevitable, making this class an excellent stepping stone to bigger, higher-powered classes.
2.5 Litre Stock Specifications
| Minimum Length: | 13' 6" |
| Minimum Weight: | 1025 lbs. including driver |
| Engine: | 2000 and 2300 Ford Inline 4 Cylinder |
| Fuel: | Gasoline per APBA specs |
| Approximate Speed: | 100+mph |
2.5 Litre Stock High Point Winners
| Year | Driver/Owner | Races | Points |
|---|---|---|---|
| 2023 | JEFF BERNARD | 15 | 2916 |
| 2022 | DAVE TRISKO | 15 | 3055 |
| 2021 | DOUG MARTIN | 15 | 2991 |
| 2020 | DOUG MARTIN | 1 | 200 |
| 2019 | AUSTIN EACRET | 15 | 2950 |
| 2018 | CHRIS FANARIS | 15 | 3125 |
| 2017 | CHRIS FANARIS | 15 | 3760 |
| 2016 | ALFRED THOMPSON | 15 | 2868 |
| 2015 | AUSTIN EACRET | 15 | 3013 |
| 2014 | GENE DEFALCO | 15 | 2888 |
| 2013 | DUTCH SQUIRES | 15 | 2635 |
| 2012 | MIKE HOFHINE | 15 | 3036 |
| 2011 | DUTCH SQUIRES | 15 | 3016 |
| 2010 | MIKE HOFHINE | 15 | 3103 |
| 2009 | SAM HORNER | 15 | 3105 |
| 2008 | DUTCH SQUIRES | 15 | 3071 |
| 2007 | DUTCH SQUIRES | 15 | 3088 |
| 2006 | DUTCH SQUIRES | 15 | 3075 |
| 2005 | DAN KANFOUSH | 15 | 3038 |
| 2004 | DAN KANFOUSH | 15 | 2980 |
| 2003 | DAN KANFOUSH | 15 | 3011 |
| 2002 | GREGORY BARKER | 15 | 3100 |
2.5 Litre Stock National Champions
| Year | Driver/Owner |
|---|---|
| 2022 | ALFRED THOMPSON |
| 2021 | JOHN PEETERS |
| 2019 | ALFRED THOMPSON |
| 2018 | CHRIS FANARIS |
| 2017 | CHRIS FANARIS |
| 2016 | THOMAS HUGANIR |
| 2015 | GENE DEFALCO |
| 2014 | WILLARD S WILSON JR |
| 2013 | DAVID SOLWAY |
| 2012 | SAM HORNER |
| 2011 | KENT HENDERSON |
| 2010 | SAM HORNER |
| 2009 | SAM HORNER |
| 2008 | GREGORY BARKER |
| 2007 | DUTCH SQUIRES |
| 2006 | DUTCH SQUIRES |
| 2005 | GEORGE KENNEDY SR |
| 2004 | MIKE MONAHAN |
| 2003 | GREGORY BARKER |
| 2002 | JON ZIMMERMAN |
2.5 Litre Stock Records
| Record | Site | Driver/Owner | Speed |
|---|---|---|---|
| 5 mile/3 laps APBA | Apr 29, 2018 Yelm, WA | Jeff Bernard Chris Fanaris | 94.404 |
| 5 mile/4 laps APBA | Apr 28, 2018 Yelm, WA | Jeff Bernard Chris Fanaris | 90.932 |
| 5 mile/5 laps APBA | Oct 22, 2023 Lakeland, FL | John Shaw Alfred Thompson | 84.282 |
| Kilo APBA | Sep 23, 2017 Lincoln City, OR | Austin Eacret Austin Eacret | 112.72 |
| 1/4 mile APBA | Sep 23, 2017 Lincoln City, OR | Austin Eacret Austin Eacret | 116.883 |
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Driving School Schedule
| Date | Location |
|---|---|
| 5/30/25 | Springfield, OH |
| 5/29/26 | Springfield, OH |