What are the symptoms if a set of heads don't match on a 400 small block?
C cutnitclose LawnSite Member Location Somewhere out there in scrubville.. Apr 18, 2004 #1 What are the symptoms if a set of heads don't match on a 400 small block?
X xcopterdoc LawnSite Senior Member Location Parkton NC Apr 20, 2004 #2 can we have a lil background on this one?
Metro Lawn LawnSite Silver Member Location St. Clair Shores, MI Apr 20, 2004 #3 You could find yourself with the same symtoms of bad head gaskets. You may find coolant in the oil as well as smoking from the exhaust.
You could find yourself with the same symtoms of bad head gaskets. You may find coolant in the oil as well as smoking from the exhaust.
OP C cutnitclose LawnSite Member Location Somewhere out there in scrubville.. Apr 20, 2004 Thread Starter #4 I found out they have matching casting numbers after all... I have a 400 small block tat is acting crazy in my work truck....
I found out they have matching casting numbers after all... I have a 400 small block tat is acting crazy in my work truck....
X xcopterdoc LawnSite Senior Member Location Parkton NC Apr 22, 2004 #5 400's have a nasty habit of cracking between the intake and exhaust valves on the middle 2 cylinders on the left head
400's have a nasty habit of cracking between the intake and exhaust valves on the middle 2 cylinders on the left head
X xcopterdoc LawnSite Senior Member Location Parkton NC Apr 22, 2004 #6 That would be #3 and #5 cylinders. What is yours doing that is "crazy"?