Add to Cart Compare EMPI Race Engine Cooling Fan - Welded | High Performance | "Killer B" | 37mm $113.75 1971-1979 Cooling Fan 36.9mm High Performance "Killer B" The "Killer B" racing fan is welded and statically balanced to outperform other Volkswagen Fans on the market. Fast or high revving Air-Cooled VW engines are notorious for... $113.75 Add to Cart Compare