Search:

the guy in question is a toyota importer, i dont really want to mention his name on here. but a few straps to be sure wouldnt cost many $$.
just enough to put a slight torsion between the heads

i know of a guy just north of chch who fitted a lexus v8 into his jetboat, while out on the water disaster happened and it split the block right down the middle. it couldnt handle the continuous...