Quote
good compression?


Standard value : 1200 kPa (170 psi) [250-400 rpm]
Limit : 960 kPa (136 psi) [250-400 rpm]

variance limit is 14psi

Cracked head will show as coolant loss and overheating, and the test is compustion products in the coolant. K-D makes a $50 test kit for that.


Not responsible for advice not taken...