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Moderator
Join Date: Dec 2007
Location: Sunny San Diego
Posts: 9,025
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A compression gauge and a fitting to fit your spark plug holes, remove all plugs, remove coil wire, remove fuel pump relay, crank it and let it turn a few revolutions, write down compression reading, then do all 8. Report back to us.
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1981 Porsche 928 "Euro" Auto Gunsmoke Metallic Flat - Black Interior
1983 Porsche 928S "US" Auto Light Bronze (Copper) Metallic - Brown Interior **SOLD**
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