Proflow Engine Steam Line Vent Kit, Holden Commodore LS1/LS2/LS3, 4 Port, Stainless Steel Hardlines, Kit

Proflow's LS water cross over kits eliminate trapped air and steam from your cylinder heads, preventing hot spots and overheating. This can cause head gasket failures, lean cylinders and pre-ignition. They connect to the vent ports on each corner of the cylinder heads, which is then routed to either

Part number: PFE662-LSKIT