Trans-Dapt Collector Reducer - 3 in Inlet to 2-1/2 in Outlet - 3-Bolt Flange - Aluminized (Pair) 35451CSMBK Optical Trigger

Optical Trigger

Clutch Fork Cover

There is a boost pressure port to connect to your manifold and the BTM wires easily to the MSD Ignition Control

Painless Performance is the recognized leader in automotive wiring products

Designed for street 1955-86 small-block Chevys

Trans-Dapt Collector Reducer - 3 in Inlet to 2-1/2 in Outlet - 3-Bolt Flange - Aluminized (Pair) 35451CSMBK Optical TriggerProduct Description: Collector Reducer 3 in Inlet to 2 1 2 in Outlet 3 Bolt Flange Steel Aluminized Pair Trans Dapt offers a wide range of custom engine components to boost both the performance and style of many vehicles. Their product line includes oil pans, oil filter relocation kits, valve covers, custom air cleaners, throttle body spacers, dress up kits, and much more. Trans Dapt Performance Products is using the latest in CNC machining and CAD