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  1. General
    Hey guys Just looking for some opinions on a wet and dry compression test I did on my rb20det, note i did this when the engine was completely cold. Dry test I got around 75psi on all cylinders so I expected with a wet test for it to go up. wet test showed around 78psi on all cylinders. Does...
  2. Tuning, Technical Questions
    ive got a s1 rb25det all stock and i noticed when i pulled my spark plugs out to clean them. #1 and #2 cylinder had coolant dripping from the spark plug. so i assumed it was a head gasket leak but did a compression test and all cylinders were about 150psi. i then heard that it could be my intake...