Billet aluminium 4 bolt DBW Throttle Body to 4150 Carburettor Flange Adaptor.
Want that old school carburettor look while retaining the performance and reliability of GM's fuel management system.
This adaptor can be used with most manifolds with a 4150 4 barrel carburettor flange to mount an OEM or aftermarket 4 bolt LS Gen IV throttle body.
CNC machined for close tolerances, featuring a throated design to match the manifold opening.
Fully O-ringed on both mating surfaces (no paper gasket required).
Bolts and O-rings are supplied.