May 16

May 16 - May 18

Thunder On Cocoa Beach

OS;N

Atlantic Ocean

Cocoa Beach , FL

May 16 - May 18

Buckingham Test & Tune 2025

VINTAGE;N

Clearlake

2850 Eastlake Dr, Kelseyville, CA 95451, CA

May 17

May 17 - May 18

Tom Thornton Jr regatta

MOD-SO-J CLSES

Mattanawcook lake

Lincoln, ME

May 17 - May 18

Race the Joe! - St. Maries River...

SE-JRR

St. Joe River

St Maries ID, ID

May 17 - May 18

Phantom race Days

MOD-SO-J CLSES

Phantom Lake

Mukwonago, WI

May 17

Water Follies Spring Testing

VINTAGE-INB-UNL

Columbia River

Kennewick, WA

May 17 - May 18

Cambridge Classic

SE-INB

Hambrooks Bay

Cambridge , MD

May 17

Regatta

SE

Body of Water

City, ST

May 17

Sprint Boat Test & Tune

SE

Ontario Speedway

Ontario, OR

May 20

May 20

Spring 2024 Vintage Unlimited Te...

VINTAGE

Lake Washington

Seattle, WA

May 23

May 23 - May 26

Boatnik 2025

SE-JET SPRI-OB RR-DRAG

Rogue River

Grants Pass, OR

May 24

May 24 - May 25

Red River Rumble F1 Powerboat Sh...

OPC

Red River

Shreveport, LA

May 24 - May 25

Newberg Memorial Weekend Boat Ra...

PRO-KPH-MOD-SO-OPC-J CLSES

Willamette River

Newberg Oregon, OR

May 24 - May 25

Spring Franklin

MOD-SO-J CLSES

Justus Lake

Franklin, PA

May 30

May 30 - Jun 1

Inboard Driving School

INB

Champions Lake Park

Springfield, Ohio, OH

May 31

May 31 - Jun 1

15th Annual Harry Brinkman Memor...

MOD;R-PRO-KPH-SO-J CLSES

Lake Clare

Huntington, IN

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500CC Hydro

500CC Hydro

No description available

500CC Hydro Specifications

Minimum Length:
Minimum Weight:
Engine:Any motor over 350cc up to and including 500cc
Fuel:
Approximate Speed:100+mph

500CC Hydro High Point Winners

YearDriver/OwnerRacesPoints
2012DOUG HALL42400
2011SEAN MCKEAN52525
2010JAMES IKE YODER52338
2009BRANDON THIRLBY51850
2008BRANDON THIRLBY72900
2007SEAN MCKEAN83350
2006BRANDON THIRLBY92338
2005BRANDON THIRLBY62850
2004CHRIS HELLSTEN31600
2003DOUG HALL31425
2002MARK GRYSKIEWICZ51652

500CC Hydro National Champions

YearDriver/Owner
2021
2012DOUG HALL
2011SEAN MCKEAN
2010SEAN MCKEAN
2009DOUG HALL
2008BRANDON THIRLBY
2007BRANDON THIRLBY
2006DOUG HALL
2005BRANDON THIRLBY
2004CHRIS HELLSTEN
2003DOUG HALL
2002DOUG HALL

500CC Hydro Records

RecordSiteDriver/OwnerSpeed
3 mile/4 laps
APBA
Aug 23, 1997
Eatonville, WA
Bobby Sandvig
Bobby Sandvig
68.199
5 mile/3 laps
APBA
Apr 2, 1995
Lakeland, FL
Neil Larose
Neil Larose
104.348
5 mile/4 laps
APBA
Feb 18, 1995
Lake Alfred, FL
Neil Larose
Neil Larose
95.339
5 mile/5 laps
APBA
Sep 17, 1994
Lake Alfred, FL
Neil Larose Jr.
Neil Larose Jr.
88.539
Kilo
WORLD
Nov 29, 1998
Parker, AZ
J. Sean McKean
J. Sean McKean
126.076
1/4 mile
APBA
Sep 27, 2024
New Martinsville, WV
Jerzee Holman
Jerzee Holman
90.0200