So, we picked up a compression tester to check my sisters 318 (which by the way has 250,000 miles and 210 psi on all 4), and I did my car today.
1-5 have 160 psi, 6 has 180. I was pretty sure most m20s were around 160-175 range. The haynes manual says 142-156 for all m20 motors. I'm pretty happy considering the bottom end is all stock with 400,000 miles.
What numbers have others been seeing?
1-5 have 160 psi, 6 has 180. I was pretty sure most m20s were around 160-175 range. The haynes manual says 142-156 for all m20 motors. I'm pretty happy considering the bottom end is all stock with 400,000 miles.
What numbers have others been seeing?
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