FERREA VALVE LOCKS (NISSAN 240SX KA24DE)

Ferrea Valve Locks are machined from premium quality heat-treated steel alloy, which insures precision fit between the spring retainer and valve stem. These locks are stronger than OEM, maintaining proper installed height during operation, with High Pressure Springs.*Includes complete set of 16 locks. 7 mm. Radial Groove. Use with Ferrea Titanium Retainer # E11021

Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.