Quote:
Originally Posted by husker boxster
Iron dissipates heat at a different / slower rate than alum, so your engine runs hotter.
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Yes indeed, and eventually you could end having issues with the head gasket as well.. Vision Motorsports use steel liners on their race engines with good results, but these engines usually get disassembled and refresh after the race season or every other season and that seems impractical (and expensive..) for a street car.