Ford Pinto 1.6 Inlet & exhaust valves set 44.5mm inlets with 36.5mm exhaust valves. These are the correct length to be used in the 1.6 head. Stainless steel. These use the std triple cotor. Waisted stems with 30* back cut on the inlets. PPN Pulsed Plasma Nitrided and superfinished. Set of 8  UK manufactured.