101mm EFI Throttle Body Race Elbow 4500 Carb Flange for LS2 Series 4 Bolt Convert any one-piece GM TH400

Convert any one-piece GM TH400 case into a two-piece case with our Speedmaster TH400 case adapter

this high-performance oil pan is fabricated to meet the demanding needs of top fuel and alcohol applications

Use existing bolt holes to mount these brackets with the included hardware

from performance street to competition use

101mm EFI Throttle Body Race Elbow 4500 Carb Flange for LS2 Series 4 Bolt Convert any one-piece GM TH400These elbows are designed for use in high horsepower extreme race applications. An internal divider optimizes flow distribution to all ports of the manifold by reducing turbulence. Elbow has a LS2 Series 4 bolt pattern and is the best way to adapt a single throttle body to a Dominator 4500 style flange EFI manifold without sacrificing air flow. The throttle body flange accepts up to a 100mm throttle body.