The Moroso crankcase check valve is specified for use with Part No 25900 and is offered as a replacement valve component. Intended to serve in the crankcase ventilation or related plumbing of compatible Moroso systems, the check valve restores the valve function on assemblies that reference the listed part number and is supplied as a direct-fit service item.
Moroso Crankcase Check Valve (Use w/Part No 25900)