Ultraman event kicks off

The 30th Ultraman World Championship, a three-day, invitation-only event for 40 endurance triathletes, began this morning off Kailua-Kona Pier.

The international field includes Kailua-Kona residents Laurie Beers and Cory Foulk, and Tim Robert of Honolulu.

Stage I is a 6.2-mile (10K) ocean swim across Kailua Bay to Keauhou, followed by a 90-mile cross-country bike ride to Volcanoes National Park. The ride has a vertical climb of 7,600 feet, ending at Namakani Paio.

Saturday’s second stage is a 171.4-mile bike ride form Volcanoes National Park to Hawi starting at 6:30 a.m. The triathlon concludes Sunday with a 52.4-mile double marathon run with a 6 a.m. start from Hawi to Kailua-Kona, finishing at the Old Airport State Park.

Particpants must finish each stage within 12 hours or be disqualified.

» ultramanlive.com

Stock car event at raceway

Kalaeloa Raceway Park hosts its inaugural Stock Car Test N’ Tune Saturday.

Gates open at 10 a.m. General admission is $10 or $15, which includes a pit pass.

» kalaeloaracewaypark.com

XTERRA championship Dec. 2

More than 2,000 runners are expected as the XTERRA Trail Runs Series concludes Dec. 2 with the 6th World Championship at Kualoa Ranch.

Courses include a 5K, a 10K and a 21K. The 21K runners are competing for a $10,000 cash purse with money going to the top seven men and top seven women.

The event caps the series, which included more than 70 off-road trail runs around the world. Registration is available online.

» xterraplanet.com

Tennis team second at nationals

A mixed doubles tennis team representing the USTA League Hawaii Section finished second at last week’s 6.0 Adult Mixed Doubles National Championships in Tucson, Ariz.

The Honolulu team, one of 17 in the field, won its round-robin flight and then defeated Edison, N.J., 3-0 to reach the finals. The team lost 3-0 to Caguas, Puerto Rico, in the final.

Jonathan Riel captained the team, which included Rika Uechi, Pamela Menchaca, Beth Choy, Janet Wang-Lee, William Graffigna and Jiahong Chen.

WHAT’S HAPPENING

AUTO RACING
Stock Test & Tune: 10 a.m., Kalaeloa Raceway Park. kalaeloaracewaypark.com.

BMX
Island BMX: Registration, 4 p.m.; racing, 5 p.m. Sandbox track, Sand Island. islandbmx.org.

BRAZILIAN JIU-JITSU
Aloha State Championships: 8 a.m. McKinley High gym. hawaiitriplecrown.com.

FUTSAL
Hawaii Street Soccer: Pick-up games, 5 p.m., Ala Wai Park. hawaiistreetsoccer.com.

LAWN BOWLS
Honolulu Lawn Bowls Club: 10 a.m., HLBC Clubhouse, Ala Moana Park. honolululawnbowls.com.

TENNIS
Lana Soares Hudson Fun Doubles Tournament: 8 a.m. Central Oahu Regional Park. Fee: $35. 358-7061.

TRIATHLON
Ultraman World Championship: Stage II, 171.4-mile bike ride  6:30 a.m., Volcanoes National Park to Hawi. ultramanlive.com.

SUNDAY

CRICKET
Honolulu Cricket Club: 10:30 a.m., Kapiolani Park. honolulucricketclub.org.

FUTSAL
Hawaii Street Soccer: Pick-up games, 5 p.m., Sunset Beach Elementary School. hawaiistreetsoccer.com.

TRIATHLON
Ultraman World Championship: Stage III, 52.4-mile run (double marathon), 6 a.m., Hawi to Old Airport State Park. ultramanlive.com.

Peamania Post Pigout: .25-mile swim, 2 2-mile runs, 8 a.m., Kailua-Kona Pier. 938-2296.

SIGN ME UP

BASEBALL
Kurt Suzuki Youth Clinic: Jan. 12, Iron Maehara Baseball Complex in Wailuku, Maui. Free. Limited to 150 (ages 8-12) and 75 (ages 13-18). Online registration: kurtsuzukifamilyfoundation.org and allpono.org. Information:  264-1718.

BIATHLON
Christmas: 5K run, 1K swim, 7:30 a.m., Ala Moana Beach Park. hawaiiswim.com.

FUTSAL
Winter Shootout Tournament: 5-on-5 grass tournament, youth through adult premier, Dec. 30, Central Oahu Regional Park. hawaiistreetsoccer.com.

GOLF
PGA Tour of Champions: Volunteers needed for Jan. 3-7 event at Kapalua Resorts. http://events.trustevent.com/index.cfm?eid=1101.

PADDLEBOARD
Diamond Head Classic: 11 a.m. Dec. 30, Kaimana Beach to Hilton Pier, 2.4 miles. pseresults.com.

PADDLNG
Kalaheo Project Grad: 8:30 a.m. Dec. 2, Kailua Beach Park. Pre-registration: $120 per OC6 or $20 per paddler. Race-day registration: $150 or $25 per paddler, beginning at 7 a.m. 271-1631.

RUNNING
Hapalua Half Marathon: 13.1 miles, 6 a.m., March 10, Kapiolani Park. Online registration open for runners, walkers, relay teams. thehapalua.com.

TRAIL RUN
XTERRA World Championships: 5K, 10K, 21K, 9 a.m., Dec. 2, Kualoa Ranch Park. xterraplanet.com.