It is a direct replacement for exhaust systems that either do not require one or have a separate flapper assembly
Notes MerCruiser Alpha with FWC (closed cooling) and internal pump 4
How do I know if this impeller fits my specific engine model
Product Type Water Pump Impeller Installation Direct Replacement Fuel Type Gasoline Housing Material Plastic Hub Dimensions Overall Diameter: 41
1 x Outdrive Mounting Gasket (18-2743 / 27-94996-2)
Water Pump Impeller Kit with Housing – Fits Yamaha 4-Stroke 50-115 HP Outboards (Replaces 68V-W0078-01-00) 85-125HP It is a direct replacementProduct Details This complete Water Pump Impeller Kit with Housing is a direct fit replacement for Yamaha 4 stroke outboard motors from 50 to 115 HP, including models F75, F90, F115, LF115, VF115, and VF90 from 2004 and newer (excluding 115B models). It serves as a direct interchange for Yamaha part numbers 68V W0078 01 00 and 68V W0078 00 00, as well as aftermarket equivalents including Sierra 18 3523 1 and Mallory 9 48611. Direct replacement