Re: Small heads in big engines

[Dick Nyquist <dickn@hpspdln.spd.hp.com>]

| Putting a small bore head on a large bore engine is a bad idea, the valves are
| really restrictive, the breathing improvement from the new head alone should
| justify the cost.


Most important of all:  
you are squishing 20% more swept volumn into the combustion chamber, therefor
you will raise your compression 20%. If you have a blown head gasket(which is
what it sounds like) that may have contributed.
/dickn