Valve Set 06 GK: 150cc, intake-v 26mm, exth-v 23mm, L 80mm, sft 4.9mm MSRP:$ 10.00 Dealer log in 150cc GK (INTK-V Ø 26mm EXTH-V Ø 23mm LGTH. 80mm SFT. 4.9mm)