![Wedge-secured exhaustvalve Ø 31 mm standard Wedge-secured exhaustvalve Ø 31 mm standard](https://www.beneduracing.com/2084-large_default/wedge-secured-exhaustvalve-o-31-mm-standard-benedu-racing-for-all-your-kart-parts.jpg)
Reference: shspeed
Reference: shspeed
Diameter Ø 31 mm standard. Fits all GX390 UT2 (New), UT1, U1, K1
Complete with plate, wedges, rotocap
Reference: 1693A
Reference: 1663
Reference: 3502
Reference: 1691
Reference: 1688
Reference: 1682
Reference: 1649B
Reference: 1662C