60.94 cast piston with twin ring that can be used to convert RGV and RS250 or KR1S to 300cc approx.
The dome is shaped to fit TTW heads only. If you don't want to use TTW heads you need to modify other heads to suit
Pistons are specially cast for TTW by an Italian Kart racing engine company and are very high quality.
If you have a SS 300 kit you can use these pistons but you need a new set of heads or new inserts if you have older Cougar Heads (usually red in colour).
Piston x1 supplied with:
Total Weight approx 200g and may vary