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  1. Leak down test - possible BHG

    MKIII Technical
    I don't know how old the injectors are, they look like they are original and have never been cleaned. Edit: Where can you buy 550's? are they a direct replacement?
  2. Leak down test - possible BHG

    MKIII Technical
    I do have to add coolant once in a while, not too often. I will have to check the oil. I did a compression check and got theses results: cylinders 1-6 170,170,182,175,180,180. They seem good to me even though it definitely looks like I have a head gasket problem, maybe the head and block...
  3. Leak down test - possible BHG

    MKIII Technical
    I just did a leak down test on my 86.5 supra with a jdm 7mgte. I was looking to find the basic health of the engine. I don't have an actual leak down tester so I ran compressed air set at 90psi straight into each cylinder set at tdc. For every cylinder, the coolant in my radiator started rising...
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