May 31

May 31 - Jun 1

15th Annual Harry Brinkman Memor...

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

Lake Clare

Huntington, IN

May 31 - Jun 1

Fireside 500

SO-J CLSES

Grand Lake

Presque Isle, MI

Jun 3

Jun 3 - Jun 7

Solar Splash: The Intercollegiat...

SE

Clark County Fairgrounds, Champions Park Lake

Springfield, OH

Jun 6

Jun 6 - Jun 8

Queen Marinette Regatta

PRO

Menominee River

Marinette, WI

Jun 6 - Jun 8

Guntersville Lake HydroFest

INB-OS-SO-OPC-UNL

Lake Guntersville

Guntersville, AL, AL

Jun 7

Jun 7 - Jun 8

Hardys Race For The Lake

VINTAGE-INB

Lake Decatur

Decatur, IL

Jun 7 - Jun 8

Lake Minden Regatta

PRO-KPH-MOD-SO-J CLSES

Lake Minden

Nicolaus, CA

Jun 7 - Jun 8

Hydrofest on the Kennebec

MOD-SO-J CLSES

Kennebec River

Fairfield, ME

Jun 7 - Jun 8

Piney Point Rumble on the River

VINTAGE

St. George\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'s Creek

Piney Point, MD

Jun 7 - Jun 8

Sonny Days

OB RR

Trinity River

Hoopa, CA

Jun 7 - Jun 8

4th Annual Howard Shaw Memorial ...

PRO-KPH-MOD-SO-J CLSES

Silver Lake

Everett, WA

Jun 7 - Jun 8

2025 Rockin Regatta hosted by Pi...

MOD-SO-J CLSES

Justus Lake

Creighton, PA

Jun 14

Jun 14 - Jun 15

Richland Regatta

VINTAGE-INB

Columbia River

Richland , WA

Jun 14 - Jun 15

2025 Joe Whetstone Memorial Grea...

MOD-SO-J CLSES

Saint Joseph River

Constantine, MI

Jun 20

Jun 20 - Jun 21

Shootout Offshore

OS

Lake of the Ozarks

Lake Ozark, MO

Jun 20 - Jun 22

COA Annual Thompson Regatta

PRO-MOD-SO-J CLSES

West Thompson Lake

Thompson, CT

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Outboard Performance Craft Menu

Modified Unlimited

Modified Unlimited

Sometimes raced by Formula 1 teams, the Mod U (Modified Unlimited) class is where raw horsepower is king and anything goes. When these boats explode off the dock with an unforgettable roar, fans go crazy. Mod U racecraft are lightning-fast on the straightway and take the turns at top speed. Any boat design is permissible; engine modifications are just fine. Mod Us are raced mostly in the Southeast, and at the OPC National Championships every year.

Modified Unlimited Specifications

Minimum Length:16'
Minimum Weight:1050 lbs. to 1250 lbs. depending on engine size
Engine:2.5 Litre, 3.0 Litre, 3.4 Litre, 3.6 Litre V-6 and V-8 - Altered Motors Must be Originally Outboard
Fuel:
Approximate Speed:90 - 100 MPH (clocked at 142 MPH in kilo trials)

Modified Unlimited High Point Winners

YearDriver/OwnerRacesPoints
2022BRUCE WASHBURN41600
2021BRUCE WASHBURN62300
2018MARK E WELCH41200
2016MARK E WELCH2800
2015TIM SEEBOLD21600
2014BRUCE WASHBURN52800
2013BRUCE WASHBURN51627
2012TERRY RINKER21300
2011TERRY RINKER32000
2010SHAUN TORRENTE11200
2009TERRY RINKER32000
2008TERRY RINKER52800
2007BRUCE WASHBURN63200
2006BRUCE WASHBURN82900
2005BRUCE WASHBURN93369
2004BRUCE WASHBURN72925
2003MARK E WELCH52000
2002BRUCE WASHBURN82969

Modified Unlimited National Champions

YearDriver/Owner
2015TIM SEEBOLD
2014BRUCE WASHBURN
2013TERRY RINKER
2012CHRIS FAIRCHILD
2011TERRY RINKER
2010SHAUN TORRENTE
2009TERRY RINKER
2008TERRY RINKER
2007BRUCE WASHBURN
2006WYATT H NELSON
2005WYATT H NELSON
2004WYATT H NELSON
2003MARK E WELCH
2002TODD BOWDEN

Modified Unlimited Records

RecordSiteDriver/OwnerSpeed
3 mile/4 laps
APBA
Apr 20, 1996
Hazlehurst, GA
Ben Robertson Jr.
Ben Robertson Jr.
93.426
5 mile/3 laps
APBA
Sep 13, 1998
Yelm, WA
Lee Davies
Lee Davies
104.330
5 mile/4 laps
APBA
Sep 12, 1999
Yelm, WA
Lee Davies
Lee Davies
100.195
5 mile/5 laps
APBA
Oct 25, 2003
Ocoee, FL
Terry Rinker
Terry Rinker
94.687
Kilo
APBA
Mar 19, 1989
Moore Haven, FL
Bob Wartinger
Gary Garbrecht
142.968
1/4 mile
APBA
Sep 29, 2012
New Martinsville, WV
Terry Rinker
Terry Rinker
144.346