The Supertech Inconel exhaust valve set for Nissan CA18DET applications includes eight exhaust valves as specified. Described as Inconel in the product text and supplied in a set of eight, these valves are intended for CA18DET engine servicing and replacement where the listed Inconel exhaust valves match the engine's valve requirements.
Supertech Nissan CA18DET Inconel Exhaust Valve - Set of 8