TriSplits › Guides

Triathlon guides

Plain-English answers to the questions every long-course triathlete asks — pacing, cutoffs and fueling — current for 2026 and paired with free calculators so you can run your own numbers.

⏱️

How to pace your first Ironman

The beginner's race-day plan — pace the swim, bike and run by effort so you finish strong instead of blowing up on the run.

🚩

Ironman cutoff times explained

The 2:20 swim, 10:30 bike and 17:00 overall limits — how they're timed from the gun, mid-course cutoffs, and how to make them.

🥤

Ironman nutrition guide

Carbs, sodium and fluid per hour — how to fuel a long-course race without wrecking your stomach, plus a race-day template.

New guides + calculators, in your inbox

Join the TriSplits newsletter — pacing, fueling and training tips for triathletes of every distance. No spam.