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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Formula 400 Hydroplane

Formula 400 Hydroplane

No class description available.

Formula 400 Hydroplane Specifications

Minimum Length:
Minimum Weight:350 lbs.
Engine:Mercury 25 SS or Mercury 22.0 Powerhead 1970 to date. OMC Powerhead 1970 to date
Fuel:
Approximate Speed:65-70mph

Formula 400 Hydroplane High Point Winners

YearDriver/OwnerRacesPoints

Formula 400 Hydroplane National Champions

YearDriver/Owner

Formula 400 Hydroplane Records

RecordSiteDriver/OwnerSpeed
3 mile/3 laps
APBA
Aug 28, 2010
Dayton, OH
Rick Miller
Rick Miller
61.117
3 mile/4 laps
APBA
Aug 29, 2010
Dayton, OH
Rick Miller
Rick Miller
57.810
5 mile/3 laps
APBA
Jul 3, 1986
Decatur, IL
Barry Viola
Barry Viola
60.559
5 mile/4 laps
APBA
Sep 17, 1978
Yelm, WA
Bob Wartinger
Bob Wartinger
61.350
Kilo
APBA
Dec 5, 1987
Moore Haven, FL
Scott Anderson
Scott Anderson
75.587