Cast EFI Throttle Body Elbow - Natural Cast Finish, Suit 4150 / 4500 Flanges & GM LS 4 Bolt Throttle Body Brand_CP CARRILLO 1/4”-20 thread and 1/4”-28 thread

1/4”-20 thread and 1/4”-28 thread

Just above the pick-up is MSD's adjustable mechanical advance assembly

With a measurement range of 100-280°F

LS Billet Manual Drive Belt Tensioner - Polished Finish

Cast EFI Throttle Body Elbow - Natural Cast Finish, Suit 4150 / 4500 Flanges & GM LS 4 Bolt Throttle Body Brand_CP CARRILLO 1/4”-20 thread and 1/4”-28 threadCast EFI Throttle Body Elbow Natural Cast Finish Suit 4150 4500 Flanges & GM LS 4 Bolt Throttle Body This one piece cast aluminium throttle body intake elbow is designed to allow the use of a GM LS 4 bolt throttle body that can be mounted to a 4150 or 4500 mounting flange on an aftermarket intake manifold. These elbows are perfect for use in high horsepower race applications where a 4150 4500 throttle body cannot flow the correct amount of air