Quicksilver® QA2178R - Black Diamond Series 10"D x 5"P RH Rotation 3-Blade Aluminum Thru Hub Exhaust Propeller with 14 Tooth Spline Hub for 20 hp Mercury

Quicksilver® QA2178R - Black Diamond Series 10"D x 5"P RH Rotation 3-Blade Aluminum Thru Hub Exhaust Propeller with 14 Tooth Spline Hub for 20 hp MercuryBlack Diamond Series 10"D x 5"P RH Rotation 3 Blade Aluminum Thru Hub Exhaust Propeller with 14 Tooth Spline Hub for 20 hp Mercury (QA2178R) by Quicksilver. It's not just an average aluminum propeller there is a reason the Black Diamond is the world's best selling aftermarket propeller. No other prop on the market today provides as much performance, durability, and value as a Black Diamond aluminum propeller. It's designed to be the perfect complement

start--OEM MerCruiser 7

It is our best upgrade of older stainless designs from the 70’s

State of the art casting technologies and race proven finish and tuning practices to the Express line of props

& Yamaha Outboards and Sterndrives

30185A3 - 30185Q3

30 HP (4-Stroke)

Their products meet or exceed the original equipment part it replaces and are engineered to meet todays high horsepower engine demands while withstanding the harsh marine environment

Comes standard with a 9-9/16 new style input yokeDoes not include Complete Install Kit or Anode KitUp to 300 HP (SEI does not warranty applications over 300 HP)

Crusader V8 #97772

Cog geometry provides a large area for air circulation to keep the belt cool and prevent damaging heat buildup in the cushion section

-Udgrade for 817119A 4 Merc Altenator (Higher output) --amp

Inclusive kit eliminates time spent sourcing individual parts