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

Aug 22 - Aug 23

Clash at Cougar Lane

OB RR

Rogue River

Agness, OR

Aug 29

Aug 29 - Aug 30

Moses Lake Vintage Hydroplane Ev...

VINTAGE

Moses Lake

Moses Lake, WA

Aug 29 - Aug 30

Thunder on the Choptank

INB

Choptank River

Cambridge, MD

mobile menu
expand
Inboard Menu

Competition Jet

Competition Jet

The Comp Jet (CJ) class has quickly become a very popular Inboard Endurance choice. Virtually any hull up to 24 feet long with two stringers may run in the class. Powered by a U.S. built automotive or light truck engine and a single jet drive used for marine applications only. The engine is to be located forward of the jet drive, and the driver must be seated forward of the engine. This is a great way to get into the thrilling world of Inboard Endurance racing.

Competition Jet Specifications

Minimum Length:Any length up to 24' long, with 2 stringers
Minimum Weight:
Engine:U.S. built automotive or light truck engine, Chevrolet big block, maximum 515 cu. in. Cast iron cylinder block, aluminum heads are optional. Naturally aspirated, any form of carburetion or fuel injection is allowed
Fuel:
Approximate Speed:70mph - 90mph

Competition Jet High Point Winners

YearDriver/OwnerRacesPoints

Competition Jet National Champions

YearDriver/Owner

Competition Jet Records

RecordSiteDriver/OwnerSpeed