Haha indeed i was mate, i'll let u off for no chasing me seeing as ur box is knackered.
If you get a box from thompsons they sould take it back if it doesn't fit.
I thought they were all 4 bolts but the guys in there r pretty good and someone should know for sure.
Motor looks good btw, my first scoob was a blue W reg wagon and thats what got me started