4 Blade 17 inch Racing Fan, Non-Flex, Steel, Black Air Filters & Induction Suits Holley 2300 series 2-barrel

Suits Holley 2300 series 2-barrel and 4150/4160 series 4-barrel carburetors

38/40/42/45/48 DCOE

Note: thermostat boss has been machined to accept SBC water necks

Manufactured from heavy duty silicone

Differential covers

4 Blade 17 inch Racing Fan, Non-Flex, Steel, Black Air Filters & Induction Suits Holley 2300 series 2-barrelThese four blade fans have proven to be the fan of choice due to weight, drag and cooling efficiency 4 blade steel non flex fan blade design offers a great balance of airflow versus drag to minimize power loss The solid steel fan blades will not flatten out like a flex fan at high speed Slotted bolt pattern to fit nearly all V8 standard rotation water pumps Black powder coated finish provides a long lasting durable finish