Product code: Water Pump GM Marine Small Block 4.3L deals 5.0L 5.7L # 18-3506, 18-3583, 18-3599
Brand New aftermarket water pump without bypass for MerCruiser small block engines. The water pump meets or exceeds factory specifications and is a direct replacement. Fits both composite and non composite timing covers. Replaces Part # 18-3506, 18-3583, 18-3599, 46-879194401, 879194401 Direct deals Replacement Bi-Directional Stainless Steel Shaft Stainless Steel Pulley Stainless Steel Hub.
Brand New aftermarket water pump without bypass for MerCruiser small block engines. The water pump meets or exceeds factory specifications and is a direct replacement. Fits both composite and non composite timing covers. Replaces Part # 18-3506, 18-3583, 18-3599, 46-879194401, 879194401 Direct deals Replacement Bi-Directional Stainless Steel Shaft Stainless Steel Pulley Stainless Steel Hub.