Originally Posted by Billabong
Whitneyd, Coopers ring gaskets are different to wire ringing - generally, and from others and my own experience, Coopers are less reliable.
Yes I agree, wire ringing + one or the late Es Cos head gaskets is very reliable. If it's done properley wire rings are good for 400 BHP (approx 28 lbs/psi)..and prob even more!