1 x Aluminum Shroud. For 1973-1974 Buick Apollo 4.1L l6, 5.7L V8. For 1973-1974 Pontiac Ventura 4.1L l6, 5.0L 5.7L V8. Cooling Thermo Fans& Relay. For 1973-1974 Chevy Nova 4.1L l6, 5.0L 5.7L V8. The fan shroud basically houses the fan blades securing it in place and keeping it from damaging the other engine components that may disturb the smooth and even operation of the engine.
