Arctic Cat 18550-74021 Valve Assembly 4000GD

Arctic Cat 18550-74021 BVS Valve Assembly for 4000GD (also cataloged as 0693-464) is an OEM replacement component designed for Arctic Cat equipment bearing the 4000GD designation. The part cross-reference 0693-464 is used in official catalogs to identify this BVS Valve Assembly for the 4000GD platform. As a valve assembly, it forms part of the engine's valve train, coordinating the opening and closing of valves in step with the engine timing to support proper airflow and combustion. Specific dimensional details and technical specifications are listed in OEM catalogs to ensure a direct-fit replacement with correct bore compatibility and valve travel when installed on compatible Arctic Cat machines. If you're matching parts to a particular Arctic Cat model, verify fit using the OEM part number 18550-74021 or cross-reference 0693-464 in your diagrams to ensure exact compatibility with your 4000GD engine. This description reflects the product's identity and intended use as a genuine Arctic Cat valve assembly; for exact measurements, consult the official Arctic Cat parts catalog or an authorized dealer.