Carburetor Spacer 4500 / 1.00" Tapered Lightweight (2.250" Bore) 4500 and secure method of mounting

and secure method of mounting your nitrous and fuel solenoids and can be used with all Nitrous Pro-Flow plates and most other brands

* Alcohol Compatible

Nitrous Pro Flow's unique Patent Pending bottle mounted high flow filter is a must for prevention of costly solenoid damage and lost races due to debris entering the solenoids

full throttle performance is improved by increased flow

Carburetor Spacer 4500 / 1.00" Tapered Lightweight (2.250" Bore) 4500 and secure method of mountingWilson Manifolds Tapered Spacers feature a computer generated variable radius taper design that maximizes the airflow through the carburetor and enhances air fuel distribution for more horsepower. Part throttle performance and distribution are improved by redirecting the flow pattern created by the partially open throttle blades and gradually reducing the velocity of the air fuel mixture entering the plenum to allow for a smoother transition into each