This is a brand new Pair Cylinder Heads for a VW Type 1, 2 or 3 Dual Port. Heads come with stainless steel 40mm Intake and a 35.5mm Exhaust Valves, with Dual springs, keepers and Chromoly retainers installed. Its ready to install on engine's that have a 85mm Bore ID. Engine: VW Type 1, 2 and 3 Dual Port. CYL Bore: 85mm ID. Valves: 40 by 35.5. Please see my other adds for 94 and 90/92mm Bore. For more Stock & High performance parts &. For VWs, Porsches & Subarus. We cannot guarantee product compatibility. If unsure that this product is correct for your application please ask before and we…