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  1. Engine
    I recently ordered some head gaskets for my Mark IV 454 block and noticed that the shape of one of the coolant passages and the shape of the accompanying hole in the are different. I've heard about gaskets not having all the necessary holes depending on the block, but i couldn't find anything on...
  2. Engine
    Hey guys, got a 1980 454 motor in a 1959 chevy truck. I am about to change the intake manifold gaskets and dont know which ones to get. I see the correct port ones (oval port) but see some with the exhaust crossover blocked off and some open and some coming with water restrictors (4 individual...
1-5 of 5 Results