Page 114 - Repower Reference Guide (2020) 8M0149179
P. 114
QUICKSILVER CYLINDER HEAD AND BLACK-X COMPOSITE VALVE CHART
QUICKSILVER CYLINDER HEAD AND BLACK-X COMPOSITE VALVE CHART
Chart shows which Quicksilver cylinder heads can be used to service various engines, and the Black‑X Composite Valve part numbers used in the
Quicksilver heads.
Not all engines were originally equipped with the Black‑X Composite Valves, but they add durability & resist valve erosion from ethanol fuels in any
application.
Quicksilver Cylinder Heads and Black‑X Composite Valves Cross Reference
Engine Model Black-X Year Range Cyl Head P/N Black-X Composite Intake Black-X Composite Exhaust
Valves Valve - Std. Valve - Std.
Equipped
2.5L 1963 - 1989 938-8M0115134 8M0146074 8M0146075
3.0L 1968 - 1989 938-8M0115134 8M0146074 8M0146075
3.0L/LX 1990 - 2016 938-8M0115135 8M0146074 8M0146075
Reman 3.0L TKS Plus Series 2012 - 2019 938-8M0115135 8M0146074 8M0146075
Quicksilver 3.0L -110 Crate Engine Yes(3) 2016 - 2019 938-8M0115134 8M0146074 8M0146075
Quicksilver 3.0L -130 Crate Engine 2016 - 2019 938-8M0115135 8M0146074 8M0146075
Quicksilver 3.0L TKS Alpha Yes(4) 2016 - 2019 938-8M0115135 8M0146074 8M0146075
4.3L 2000 - 2015 938-8M0115136 8M0146076 8M0146077
Reman 4.3L Plus Series 2009 - 2019 938-8M0115136 8M0146076 8M0146077
Quicksilver & Reman 4.3L Crate Engines 2002 - 2019 938-8M0115136 8M0146076 8M0146077
5.7L (Gen+) 1996 - 2015 938-8M0115137 8M0146076 8M0146077 MERCRUISER
Reman 350 MPI Alpha Plus Series 2009 - 2019 938-8M0115137 8M0146076 8M0146077
Reman 357 Alpha Plus Series 2008 - 2019 938-8M0115137 8M0146076 8M0146077
Reman 357 Mag Bravo Plus Series 2008 - 2019 938-8M0115138 8M0146076 8M0146077
Reman 357 Horizon Plus Series 2012 - 2019 938-8M0115137 8M0146076 8M0146077
Quicksilver 350 Alpha Carb & MPI Crates Engines Yes(5) 2008 - 2019 938-8M0115138 8M0146076 8M0146077
Quicksilver 350 MPI Alpha Yes(3) 2018 - 2019 938-8M0115138 8M0146076 8M0146077
Quicksilver 350 MPI Bravo Yes(3) 2018 - 2019 938-8M0115138 8M0146076 8M0146077
Quicksilver 350 MPI Horizon Yes(3) 2018 - 2019 938-8M0115138 8M0146076 8M0146077
Quiclsilver 350 MPI Tow Sport Yes(3) 2015 - 2019 938-8M0115138 8M0146076 8M0146077
6.2L (Gen+) 1999 - 2009 938-8M0115138 8M0146076 8M0146077
Reman 383 MPI Stroker Bravo Plus Series 2008 - 2019 938-8M0115137 8M0146076 8M0146077
Reman 383 MPI Stroker Inboard Plus Series 2008 - 2019 938-8M0115137 8M0146076 8M0146077
Reman 383 MPI Stroker Bravo FWC Plus Series 2015 - 2019 938-8M0115138 8M0146076 8M0146077
Reman 383 Mag Bravo Plus Series 2010 - 2019 938-8M0115139 8M0146076 8M0146077
Reman 383 Mag Inboard Plus Series 2011 - 2019 938-8M0115139 8M0146076 8M0146077
Quicksilver 383 MPI Bravo FWC Yes(3) 2018 - 2019 938-8M0115138 8M0146076 8M0146077
454 Mag (Gen V & VI) 1992 - 2001 938-8M0115141 8M0146078 8M0146079
496 Mag & HO 2000 - 2011 900-8M0090760(1) 8M0146080 8M0146108
496 Mag & HO 2000 - 2011 900-8M0091709(2) 8M0146080 8M0146108
Reman 496 HO Bravo Plus Series 2014 - 2017 900-8M0090760(1) 8M0146080 8M0146108
Reman 496 HO Bravo Plus Series 2014 - 2017 900-8M0091709(2) 8M0146080 8M0146108
Quicksilver 496 & 496 HO Bravo Yes(3) 2018 - 2019 900-8M0090760(1) 8M0146080 8M0146108
Quicksilver 496 & 496 HO Bravo Yes(3) 2018 - 2019 900-8M0091709(2) 8M0146080 8M0146108
8.1S Horizon & HO MIE 2000 - 2011 900-8M0090760(1) 8M0146080 8M0146108
8.1S Horizon & HO MIE 2000 - 2011 900-8M0091709(2) 8M0146080 8M0146108
Reman 8.1L Horizon Inboard Plus Series 2011 - 2017 900-8M0090760(1) 8M0146080 8M0146108
Reman 8.1L Horizon Inboard Plus Series 2011 - 2017 900-8M0091709(2) 8M0146080 8M0146108
Quicksilver 8.1L Horizon Inboard Yes(3) 2018 - 2019 900-8M0090760(1) 8M0146080 8M0146108
Quicksilver 8.1L Horizon Inboard Yes(3) 2018 - 2019 900-8M0091709(2) 8M0146080 8M0146108
502 Mag (Gen V & VI) 1992 - 2001 938-8M0115141 8M0146078 8M0146079
(1) Starboard head
(2) Port head
(3) Black-X Composite Valve is original equipment.
(4) Black-X Composite Valve is original equipment on SN 1G700000 & up.
(5) Black-X Composite Valve was introduced as running change in 2016
2020 Mercury/Quicksilver Repower Product Guide 97
