Jul 31

Jul 31 - Aug 2

Seafair Hydroplane Race

VINTAGE-INB-UNL-J CLSES

Lake Washington

Seattle, WA

Aug 1

Aug 1 - Aug 2

Xinsurance Great Lakes Grand Pri...

OS;N

Lake Michigan

Michigan City, IN

Aug 1 - Aug 2

Thunder on the Niagara

INB

Niagara River

North Tonawanda, NY

Aug 8

Aug 8 - Aug 9

TCPBA Chetek Watermania VI

OPC

Lake Chetek

Chetek, WI

Aug 8 - Aug 9

Top O Michigan Marathon National...

SO;N-J CLSES

Inland Waterway

Indian River, MI

Aug 8 - Aug 9

Leo Fry Memorial

OB RR

Rogue River

Agness, OR

Aug 14

Aug 14 - Aug 16

Summer Moses Lake

PRO-MOD-SO

Moses Lake

Moses Lake, WA

Aug 15

Aug 15 - Aug 16

Quake On The Lake

SE-VINTAGE-INB

Pontiac Lake

Waterford, MI

Aug 15 - Aug 16

Powerboats at the Park/Lauterbac...

VINTAGE

Elizabeth River

Portsmouth, VA

Aug 15 - Aug 16

Rock Falls River Chase Regatta

MOD-SO-J CLSES

Rock River

Rock Falls, IL

Aug 15 - Aug 16

Strong Racing presents the 2026 ...

SE-INB;D-VINTAGE-KPH-MOD-SO-OPC-J CLSES

Columbia River

Pateros, WA

Aug 15 - Aug 16

2026 Kittanning Riverbration

MOD-SO-J CLSES

Allegheny River

Kittanning, PA, PA

Aug 15 - Aug 16

ASBR Pro Racing Series Race #4

JET SPRI

State Fair Park Jetsprint Track

Yakima, WA

Aug 15 - Aug 16

Battle At the Buck

OPC

Lake Minnewaska

Starbuck, MN

Aug 22

Aug 22 - Aug 23

Sandy Beach Hydro Regatta

VINTAGE-INB

Indian Lake

Lakeview , OH

Aug 22 - Aug 23

Wild Ones Regatta

SO-J CLSES

Grass Lake

Grass Lake, MI

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E 350

E 350

E 350 hydroplanes (5 Litre boats) race to speeds of 115 mph, powered by mildly modified marine-based stock 305 Chevrolet and 302 Ford V-8 engines (285 horsepower). Engine modifications are limited, putting a premium on driver skill, with great competition at every event. These guys and gals duke it out, every time!

E 350 Specifications

Minimum Length:16'
Minimum Weight:1525 lbs. including driver
Engine:305 Chevrolet or 302 Ford V-8
Fuel:Gasoline per APBA specs
Approximate Speed:115mph

E 350 High Point Winners

YearDriver/OwnerRacesPoints
2023BRYCE TODD152475
2022STEVE HUFF152535
2021DEREC SMITH152583
2020 BUDGET BUSTER RACING1200

E 350 National Champions

YearDriver/Owner
2022MARC LECOMPTE
2021STEVE HUFF

E 350 Records

RecordSiteDriver/OwnerSpeed
5 mile/3 laps
WORLD
May 21, 2017
Soap Lake, WA
Jim Mauldin
Jim Mauldin
110.504
5 mile/4 laps
APBA
Jun 23, 2024
OLYMPIA, WA
Jeff Bernard
Justin Weymouth
104.058
5 mile/5 laps
APBA
Oct 21, 2023
Lakeland, FL
Bobby King
Bobby King
98.738
Kilo
WORLD
Oct 2, 2016
Lincoln City, OR
Donny Allen
Richard Hearn
134.310
1/4 mile
APBA
Oct 2, 2016
Lincoln City, OR
Donny Allen
Richard Hearn
129.032