Bad head gasket symptoms I have: '89 Sidekick 1.6-8V
-White smoke from tailpipe.
-Coolant loss.
-Compression (hot): 160-150-145-145
-Leakdown test: 1&2 are at about 12%. #3 at 16% and #4 at 21%.
-No bubbles at radiator neck.
-No coolant in drained oil.
-No visible leaks of coolant on engine exterior.
My question:
How do I make sure it's not a cracked head or block?
-White smoke from tailpipe.
-Coolant loss.
-Compression (hot): 160-150-145-145
-Leakdown test: 1&2 are at about 12%. #3 at 16% and #4 at 21%.
-No bubbles at radiator neck.
-No coolant in drained oil.
-No visible leaks of coolant on engine exterior.
My question:
How do I make sure it's not a cracked head or block?