505 whp, 397 wtq, rev'd to 8200 rpm! Hear the 25th Anniversary Factory Five Mk4 Roadster on the dyno at smgmotoring. #factoryfiveracing #factoryfive #ffr #mk4 #roadster #anniversarycar #25thanniversary #ford #aluminator #smgmotoring #dyno #dynotest #builtnotbought