Proflow billet aluminium filler necks allow you to fill and install a coolant cap where the thermostat housing would usually be located on a SB or BB Chevrolet.

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Proflow Piston Ring Filer, Rectagular, Manual, Aluminium Base, Grinding Wheel, 120-Grit, Kit

Proflow Piston Ring Filer, Rectagular, Manual, Aluminium Base, Grinding Wheel, 120-Grit, Kit

$72.45 $83.80

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