Saturn S-Series
Synonyms and Antonyms
SpongeBob SquarePants

Saturn 2001 SL1 has 1 cylinder 100 compression and other cylinders have 125 Is this bad?



User Avatar
Wiki User

There should only be a 10% difference between all the cylinders so using the math, the lowest a cylinder should be 112-113. Your lowest cylinder is 20% off, not 10%. I don't think it's to bsd yet, keep an eye on it, if it gets worse it could have a bad valve or ablone head gasket.