Kawasaki Ninja Service Manual: Throttle Body Assy Assembly

• Before assembling, blow away dirt or dust from the throttle body and delivery pipe assy by applying compressed air.
• Replace the O-rings [A] of the joint pipe [B] with new ones.
• Apply engine oil to the new O-rings, and insert it to the delivery pipes [C].

Insert the joint pipe so that the short side [D] faces right side.

Left and right delivery pipes are identical.

• Replace the O-rings [A] of each primary fuel injector [B] with new ones.
• Apply engine oil to the new O-rings, insert them to the delivery pipe assy [C] and confirm whether the injectors turn smoothly or not.
• Replace the dust seals [A] with new ones.
• Apply engine oil to the new dust seals.
• Install the primary fuel injectors along with the delivery pipe assy to the throttle body.
• Tighten: Torque - Delivery Pipe Assy Mounting Screws: 3.43 N·m (0.35 kgf·m, 30 in·lb)
• Install the throttle body assy (see Throttle Body Assy Installation).