Race Fan 17 in 2 Blade Fan - 5/8 in Hub - Universal Bolt Pattern - Aluminum Hub / Plastic Blades - Black / Natural Ignition RPM Chip The unique bell-mouthed runner entrances

The unique bell-mouthed runner entrances maximize airflow and minimize shrouding - all while optimizing the available plenum volume for an unobstructed flow path over opposing runners

1964-1969 Buick Special CID 454

1/8 in Stainless Mandrel

To ensure a proper driveline angle

Race Fan 17 in 2 Blade Fan - 5/8 in Hub - Universal Bolt Pattern - Aluminum Hub / Plastic Blades - Black / Natural Ignition RPM Chip The unique bell-mouthed runner entrancesProduct Description: Mechanical Cooling Fan 17 in Fan 2 Blade 5 8 in Hub Universal Bolt Pattern Aluminum Hub Plastic Blades Black Natural Our fan features a universal center hub made from 6061 T6 Aluminum and composite blades for a significant decrease in weight over traditional steel fans. Our blades are manufactured using extremely durable high impact and high temperature fiber reinforced Zytel. On the rare occasion that a blade does become damaged