This is a long base, short porcelain spark plug that significantly improves the performance of your kart. However, it requires a new suppressor referenced TRS1233B as well as a 16 key.
Cadetti the tire is manufactured in France for all nationalitées (fr.rus.it.ast.en ....)
you can recevoirs a non France Train
The new NGK spark plug is a special production for Rotax only.