UIM Class 1 World Championship

08/01/2026

Class 1 Winner!!! Race 1 Of the XINSURANCE Michigan City Great Lakes Grand Prix!
Billy Moore
Kevin Birrell
XINSURANCE - Out of Pocket


Race World Offshore
Visit Michigan City LaPorte
XINSURANCE.COM
Union Internationale Motonautique

08/01/2026

The winner of today's qualifying in XInsurance Michigan City Great Lakes Grand Prix.
XInsurance Out of Pocket #10
Billy Moore and Kevin Birrell!

Race World Offshore
Visit Michigan City LaPorte
Union Internationale Motonautique
XINSURANCE.COM

07/31/2026

Michigan City is calling! 🇺🇸

The Indiana city plays host to this weekend XINSURANCE.com Great Lakes Grand Prix, World Championship Round 2 for Offshore Class 1, Class 2, APBA Super Cat and World Championship Round 1 for APBA Super Stock.

2024 World Champions Tyler Miller and Myrick Coil, 2023 World Champion Darren Nicholson and 2015 and 1997 World Champion John Tomlinson are among the illustrious names in offshore powerboat racing set to compete in the UIM Class 1 World Championship, featuring the world's fastest catamarans powered by twin Mercury Racing 1100 Competition turbocharged V8 inboard engines.

With seven, six, six and fourteen entries respectively in the World Championship classes, and a provisional total of seventy-eight boats across fourteen classes competing for the APBA National Championship, the action promises to be non-stop on the waters of Lake Michigan.

Catch all the racing on Saturday 1st and Sunday 2nd August live on the Race World Offshore page and YouTube channel.

Schedule in the comments 👇

07/29/2026

07/17/2026

Count down!!!

07/15/2026

UIM Class 1 is the pinnacle of offshore powerboat racing, where the world's fastest catamarans battle at speeds of over 140 mph. Legends like Steve Curtis, Fabio Buzzi, and many of the sport's greatest champions have helped build its incredible legacy. This is where innovation, courage, and raw speed come together on the world's toughest offshore racecourses. Come watch the next Generation of icons in Michigan City, IN at the XINSURANCE.COM Great Lakes Grand Prix on July 31st weekend! History in the making. Promoted by Race World Offshore and driven by Champions.


Mercury Racing
Visit Michigan City LaPorte

07/11/2026

What is Class 1 you ask?

The UIM Class 1 catamaran represents the pinnacle of offshore powerboat racing. Built from advanced composite materials and powered by twin high-performance Mercury Racing engines, these boats combine cutting-edge engineering, precision handling, and speeds exceeding 140 mph to deliver the fastest and most exciting racing on the water.
Class 1 will be in full force at the XINSURANCE.COM Great Lakes Grand Prix in Michigan City, IN. Let's Go!!
Race World Offshore
Visit Michigan City LaPorte

07/10/2026

Things are heating up!!!

Race World Offshore

07/10/2026

Blast from the past!! 222 Offshore Australia 2023 Sarasota Class 1 winners!!
Who's ready for Michigan City?!! Only 3 weeks away!!
Race World Offshore