Hi all, my car started to make a tapping noise from top of head which relates to lifters. But I thought I would give it a compression test, the s3 has done 141k in mind, these are the results
Dry
1, 85psi
2, 90
3, 95
4, 95
Wet
115
125
115
115
This is done with a cheap eBay special but what...