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The in-channel design allows you to slip them in and out easily while remaining completely secure
CNC machined aluminium mounting brackets
Pro Speed Racing is one one of Australia's leading DBA suppliers
Carefully designed for maximum performance
For applications with more pump flow
Supertech Beehive Valve Spring Kit - Nissan VQ37VHR Refueling The in-channel design allows youAll Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy allso provides the added benefit of better structural memory for all of our springs. Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utalize computer software that allows