The next-generation gasoline V-8 inboards from Volvo Penta feature corrosion-resistant all-aluminum construction. That means no more rusty spots on the block, heads, oil pan, valve covers, intake ...

Engineers at Volvo Penta used Alodine EC2 electroceramic coating on weight-reducing aluminum in the Ocean X stern drive and engine ... Older exhaust manifolds are usually cast-iron painted to ...