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148 Posts
My supra seems to be missing every once in awhile at highboost. Its not very bad just maybe 1 spark here and there. It only happens on 3rd gear pulls. Im running a 1.3 bar on an SP66. I have new plugs in. The 4th cylinder has some oil on the theads. Others seem fine.
Compression reads
180 170 175 170 170 175
Compression reads
180 170 175 170 170 175