Description:

Inner diameter:28mm,outer diameter:58mm,mounting bolt hole:45mm. 28mm Carburetor Spacer Adapater Intake Manifold Spinner Plate Replacement for 50cc 70cc 90cc 125cc Sunl Taotao NST Roketa ATV Monkey Dax Quad Pit Bike.. Just install the runner plate to the cylinder head, and then install the intake manifold to the runner plate,the angle depends on your needs.A paper gasket is required on both sides of the runner plate.. High hardness,good thermal conductivity,fine workmanship,wear-resistant, durable,long service life..