Quicksilver 807166A1 4 inch Early Style Shutter without Housing PVSHOW3 water resistant and provides a

water resistant and provides a positive "click" when the trim tabs are engaged

Non-skid locking center

Add GROCO BSA to pump out remote bilge locations

Mounting gasket Mounting template

20-25hp TwoStroke Classic (1980-2006)

Quicksilver 807166A1 4 inch Early Style Shutter without Housing PVSHOW3 water resistant and provides aSterndrive exhaust water shutter 807166A1 is for use on MerCruiser sterndrives to keep following seas water from washing back into the exhaust system and into the engine when engine is not running or at low rpm. Shutter is 2. 48" diameter at cross pin (hinge pin). See your owner's manual or service manual for specific applications and replacement instructions. Product Details Manufacturer part number: 807166A1 For select MerCruiser sterndrive and