Master Cylinder 1-1/4in Bore 3/8in/1/2in Ports umi-performance 25 in Core - Dual

25 in Core - Dual Pass - Aluminum - Natural - GM LS-Series - Chevy Camaro 2013-18 - Each

975 in OD - 0

875 in - 3

600 in Valves - 195 cc Intake - 58 cc Chamber - Angle Plug - Aluminum - Small Block Ford - Each

Master Cylinder 1-1/4in Bore 3/8in/1/2in Ports umi-performance 25 in Core - DualMaster Cylinder 1. 25 in Bore Original Style Integral Reservoir Iron Kit Valve will not remain closed or will close and open slightly if our harness is not used, for proper valve operation it is required to use the Allstar Performance wiring harness ALL34232 for single unit or ALL34233 for dual unit. Standard 3 Triangular Collector flange 3 7 8 Bolt Circle