How can you tell if a head gasket is blown or it's a cracked head

Asked by Jul 01, 2016 at 09:25 PM about the 2006 Ford Mustang V6 Base

Question type: Maintenance & Repair

This car has 21k miles and has never over heated, just has all the classic
signs of head gasket issues

4 Answers

217,545

Perform a cylinder pressure and or leak down test. Check youtube on how to do it. You can rent the gauge at your local auto parts store.

11,025

A quick modern way is to "sniff" the coolant for combustion by products CO..with a gas analyzer (hand held) common tool in a decent shop.. 10 minutes, Done.

19,755

yes and no.....are you loosing water/oil/or compression?? just pull the heads and do it right,,

43,605

Heads then need to be magna-fluxed to check for cracks.

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