Racesaver IMCA Sprint Car Series Aluminum Cylinder Head - 1.940 / 1.600 in Valves - 70 cc Chamber - 1.250 in Springs - Straight Plug - Small Block Chevy (Pair) 19002-16 Supercharger Pressure Relief Valve

Supercharger Pressure Relief Valve

RS5000X Series

1993-1998 Nissan Altima

65 Durometer

Drag Race / Puller and Mud Race / Oval Track

Racesaver IMCA Sprint Car Series Aluminum Cylinder Head - 1.940 / 1.600 in Valves - 70 cc Chamber - 1.250 in Springs - Straight Plug - Small Block Chevy (Pair) 19002-16 Supercharger Pressure Relief ValveProduct Description: Cylinder Head IMCA Sprint Car Series Assembled 1. 940 1. 600 in Valves 70 cc Chamber 1. 250 in Springs Straight Plug Aluminum Small Block Chevy Pair RaceSaver heads are designed exclusively for the RaceSaver 305 Sprint Car series, and are built to meet all series specifications. Completely assembled heads are sold in pairs and are each serial numbered and certified.