White chalky crap on sides of my 85 150 blakck max xr2?

Joined
Jul 25, 2015
Messages
71
Hi all just bought this 85 373v metalflack red silver color, nice shape but how do I clean this white chalky crud off the lower sides of my motor looks horrible, thank! It's dry when I scrape it!
 

racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
37,819
Visit a marine store.-----Ask about cleaners for outdrives.------As water evaporates from the exhaust housing the minerals stay behind and build up.-----
 

04fxdwgi25

Chief Petty Officer
Joined
Mar 25, 2022
Messages
537
Any hot running drive / lower will do that. Bravo 3's are famous for it. Just calcium deposits.
Any calcium (hard water) spot remover will work as long as it's not too acidic and won't harm the paint. Heck, even vinegar will remove hard water stains.
 

airshot

Vice Admiral
Joined
Jul 22, 2008
Messages
5,082
Vinegar often works well for removing mineral stains, be sure you get "cleaning" vinegar", or numerous mineral stain cleaners on the market.
Give it a good wax job when done cleaning it.
 
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