Exhaust valve B20/B30 dy 35mm High Perf.
Article no: 419640HP
VP Auto Parts Race Valves Made from 1 piece 21 4N, non-magnetic stainless steel. Equals extreme high heat tolerance and strength. Hardened, 50RC, wafer tip prevents wear in high spring pressure, high RPM applications, and when used with aggressive cam profiles. Undercut swirl polished design improves flow and fuel atomization. Hard chrome plated valve stems resist galling and sticking valves. Replaces Volvo Competition part 552849Delivery:
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