This is the TaoTao Replacement CABLE CHOKE CARBURETOR for PZ30,

Product Specifications:

• Detail: BPZ30 Cable Choke Carburetor
• Specification: PZ30 w/ cable choke, Intake ID: 30mm [1.18"], Air filter mount ID: 39mm [1.53"], Air filter mount OD: 40mm [1.57"], Bolt hole spacing: 48mm [1.89"], Compatible with 250cc 4 stroke
• SKU: 112863