Shawn: Sorry no specifics until my shop opens tomorrow.
I tested 4 heads I had here and only 1 passed.
Most were full soft T-0 on the exhaust side and got progressivly harder towards the intake side and this in itself is a problem as the head tries to banana when you unbolt it from the...
David:Agreed but this all depends on if you're confident in the tolerences and state of tune and that everything else is perfect and ready to be hammered!
Our Cars tend to be a bit tired in general and built to a budget by novices this is why I made my suggestion.
Good choice!
I'd leave it clamped down if it was mine the Cometic has a layer of flourine rubber to help it seal so it should be fine as long as you're confident the dent/mark isn't near the bore.
Might be an idea to undo the bolts in the reverse order that you tightened em up in carefully pull the head (keeping your cousin away ;) ) do the gasket with Brake Quiet and refit!
Worst that can happen now is it seeps some Oil around the front so it's your call.
(what gasket did ya use?)
Shawn: They're actually bought back up to t4>t6 for use.
I have/had a few 7M heads here that are t0 and not fit for use as the headbolt washers sink into them and you can't keep tension.
I was quoted $1800 AUD to strip reheat treat and refit guides and seats in a casting so just bought a...
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