Modified Outboard Menu
500CC Modified Hydroplane
500cc Modified Hydro (500ccMH), also known as "C Mod" and CMH Engine Displacement: 15 cubic inches up to 20 cubic inches max
500CC Modified Hydroplane Specifications
| Minimum Length: | |
| Minimum Weight: | 440 lbs. |
| Engine: | Mark 30-H, Mark 30, Yamato 102, Wizard WA25 and Yamato 302F |
| Fuel: | |
| Approximate Speed: | 70-75mph |
500CC Modified Hydroplane High Point Winners
| Year | Driver/Owner | Races | Points |
|---|---|---|---|
| 2018 | AUSTIN VANOVER | 11 | 4830 |
| 2017 | J MICHAEL KELLY | 10 | 4350 |
| 2016 | ERIC P VANOVER | 12 | 4569 |
| 2015 | ERIC P VANOVER | 12 | 5605 |
500CC Modified Hydroplane National Champions
| Year | Driver/Owner |
|---|---|
| 2021 | J MICHAEL KELLY |
| 2019 | AUSTIN VANOVER |
| 2017 | J MICHAEL KELLY |
| 2016 | RICK MILLER |
| 2015 | ANDREW TATE |
| 2014 | J MICHAEL KELLY |
| 2013 | DANIEL KOSCHKA |
| 2012 | RICK MILLER |
| 2011 | DANIEL KOSCHKA |
| 2010 | BRIAN PALMQUIST |
| 2009 | BRIAN PALMQUIST |
| 2008 | SCOTT CLARK |
500CC Modified Hydroplane Records
| Record | Site | Driver/Owner | Speed |
|---|---|---|---|
| 3 mile/3 laps APBA | Sep 26, 2010 Yelm, WA | John Maroney John Maroney | 66.482 |
| 3 mile/4 laps APBA | Mar 26, 2006 Pineville, LA | Brian Palmquist Brian Palmquist | 62.316 |
| 5 mile/3 laps APBA | Apr 27, 2013 Yelm, WA | John Maroney John Maroney | 72.307 |
| 5 mile/4 laps APBA | Apr 27, 2019 Yelm, WA | J. Michael Kelly Dean Hobart | 70.381 |
| Kilo APBA | Sep 23, 2018 Lincoln City, OR | John Peeters Rich Fuchslin | 92.818 |
| 1/4 mile APBA | Sep 22, 2018 Lincoln City, OR | John Peeters Rich Fuchslin | 91.556 |
