Suits 4150/4500

The Aeroflow Performance 4-barrel throttle body is the perfect complement for your fuel injection system. This high-quality diecast finished component is an affordably priced option compared to our billet version. This 1000 CFM throttle body utilizes a 4150 pattern flange to suit a variety of intake manifolds with a 4150-style square-bore carburettor flange and standard bolt spacing. The 44.45mm (1-3/4") bore is designed with a special radius, which promotes maximum airflow and minimum turbulence 6.3mm (1/4”) thread in the centre for the air filter stud.

This throttle body will accept a standard air cleaner with a 5-1/8” flange and includes a GM-style idle air control (IAC) motor with a GM-style throttle position sensor(TPS) and GM LS3-style MAP sensor. Multiple vacuum ports are also provided on the throttle body (2 x 3/8”,2 x 1/4”, 2 x 3/16”)