• Please note: This intake manifold has two point vacuum feeds (see related items for the 1 point vacuum feed intake manifold)
• Inner Diameter (head side): 22mm
• Inner Diameter (carb mount): 30mm
• Bolt Hole Spacing: 45mm

#2 on Diagram - Intake Manifold with 1 vacuum point for 150cc and 125cc GY6 4-stroke QMI152/157 and QMJ152/157 engines. For US: Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Tomos Nitro, Vento, VIP... For other brands: BAOTIAN, JONWAY, QINGQI, SHENKE, ZNEN, LEIKE, WANGYE, LONGJIA, YIBEN, HUATIAN....