Ford 302 - 351W 3 Row Top Pulley Suit L/H Outlet Water Pump Only # SBFL3WP-HF Billet Aluminum Ford Small Block Water Pump Pulley V-Belt (4 Bolt Damper) 5.4" Diameter for high water flow applications (over-drive) 3 GROOVE WATER PUMP PULLEY FOR: 1969 1/2+ Ford 289, 302 351W passenger cars 1977+ Ford trucks All Ford 351 Cleveland Engines (351C) All Ford 351 Modified Engines (351M) All Ford 400 V8 Engines FITS VEHICLES WITH: Factory 4 bolt damper (Aftermarket dampers may require 0.950" spacer) Water Pump with Driver's side lower radiator hose. Dampener face to water pump flange face 3 1/4"