Classes / Cadet
IAME Water Swift (restricted)
Restricted version of the Water Swift Inter engine. Removing the exhaust restrictor turns it into the Inter engine.
The essentials
- Ages
- 8-12From the calendar year of the 8th birthday, with the required Bambino experience.
- Minimum weight
- 100 kgDriver at least 26 kg
- Number plates
- Yellow/Black
- Dry tyres
- Vega Cadetti 'UK'Set from £166.80 inc VAT (lowest of 2 UK sellers)
- Wet tyres
- Vega WM1 CIKSet from £178.80 inc VAT (lowest of 2 UK sellers)
- Class owner
- Argenti-KT
From the Motorsport UK Karting Yearbook 2026, Version 1.1, page 19. Check the current regulations with the class owner before you buy.
Next steps
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Championships for IAME Water Swift (restricted)
Next rounds
- Thu 8–Sat 10 Oct 2026BKC, Rotax Rounds 5&6; KZ2 Round 5Kart Silverstone
Where it's raced
Clay Pigeon Kart Circuit, Fulbeck Kart Circuit, Glan y Gors Kart Circuit, Kart Silverstone, Kimbolton Kart Circuit, Larkhall Kart Circuit, PF International Kart Circuit, Rowrah Kart Circuit, Shenington Kart Circuit, Warden Law Kart Circuit, Whilton Mill Kart Circuit
Questions
- What age can you race IAME Water Swift (restricted)?
- The Motorsport UK Karting Yearbook gives the age range as 8-12. From the calendar year of the 8th birthday, with the required Bambino experience.
- What is the minimum weight for IAME Water Swift (restricted)?
- 100 kg for kart and driver, with a minimum driver weight of 26 kg, according to the Motorsport UK Karting Yearbook.
- What tyres does IAME Water Swift (restricted) use?
- Vega Cadetti 'UK' for dry conditions and Vega WM1 CIK for wet conditions.
Other Cadet classes: MightE Cadet, Honda Cadet, Rotax Micro Cadet, Rotax E10 Cadet. All classes.



