mikeyd 13 Posted February 10, 2007 anyone know what compression test reading to expect on a 1600 pug just done mine and the results were 1--140 2--180 3--125 4--110 seemed a bit random to me been trying to sort out a misfire and very loud backfire on overrun[ my neighbour came out to see what the bang was]!! have changed the plugs , dizzy leads with no luck hence comp test Share this post Link to post Share on other sites
petert 586 Posted February 10, 2007 anyone know what compression test reading to expect on a 1600 pugjust done mine and the results were 1--140 2--180 3--125 4--110 seemed a bit random to me been trying to sort out a misfire and very loud backfire on overrun[ my neighbour came out to see what the bang was]!! have changed the plugs , dizzy leads with no luck hence comp test It's more than random, it's buggered. They should have all been around 180. Put a squirt of oil down each hole and do it again. This will reveal whether it's a valve or ring problem. Share this post Link to post Share on other sites
Martin@PRD 0 Posted February 10, 2007 cheack cambelt and igntion timing, then re-cheak with another compression test. cheack cambelt and igntion timing, then re-cheak with another compression test. Share this post Link to post Share on other sites