Proflow AN Aluminium Tube Sleeve set of 5, 1/4in. Tube, Black Chev SBC Proflow water neck spacer for

Proflow water neck spacer for the SB & BB Chev engine adds 2x 3/8" NPT auxillary ports which can be used to add coolant lines or sensors

3 x 33/64" (13mm) Outside Diameter

and can be opened and closed from inside the cockpit with an included "one-touch" flip switch

Higher levels of zinc and phosphorus maximum protection

AF64-5044BLK

Proflow AN Aluminium Tube Sleeve set of 5, 1/4in. Tube, Black Chev SBC Proflow water neck spacer forPart Number : Proflow Tube Sleeves are made from quality blue or black anodised aluminium. When used with our tube sleeves they will make the installation of aftermarket steel or aluminium line to your factory hard lines a snap saving you time and money. Not for use on brake systems or other high pressure hydraulic applications.