Needle valves are important components of carburetors, which blend air and fuel. Cat parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse. Length (in): 4.1 Length (mm): 104.14 Width (in): 4.1 Width (mm): 104.14 Height (in): 1.1 Height (mm): 27.94 Weight (lbs): 0.93 Weight (kg): 0.42 Length (in): 4.1 Length (mm): 104.14 Width (in): 4.1 Width (mm): 104.14 Height (in): 1.1 Height (mm): 27.94 Weight (lbs): 0.93 Weight (kg): 0.42