Tundra 5.7 Owners
What gas mileage are you getting towing and how much weight are you pulling?
Forum Discussion
skyhammer wrote:I've heard this before. I'll say this: my friend's 2010 Tundra 4.6 has brown-reddish rust all over his block (heads are aluminum). My 5.7 has that typical silver powdered corrosion on the block & heads.
The 4.6 has an aluminum block, just like the5.7.
