Oct 13, 2020 #1 Z ZIG Active VIP Member Joined Jan 9, 2007 Messages 306 Reaction score 117 Location ALBERTA Have 72 c10 350 with aluminum heads. What brand of antifreeze would you recommend?
Oct 13, 2020 #2 TROLLCAT Active VIP Member Joined Nov 23, 2010 Messages 69,947 Reaction score 38,270 Location Dease Lake BC all the antifreeze today is pretty much compatible with aluminum motor parts
Oct 14, 2020 #3 Teth-Air Active VIP Member Joined Oct 16, 2008 Messages 3,756 Reaction score 7,992 Location Calgary/Nelson Silica has traditionally been the corrosion inhibitor for aluminum.