Hi comrads! I have no idea haw to adjust proper tension fore drive belt on my Argo Vanguard from 1987 .. New Subaru engine with "bigfut " primary cluthch. Primary clutch argo parts code is 127-73. Drive belt is 125-56. Any gap between belt and fixed pulley reguired? Or need just line up drive belt ? If anybody have answer fore my question please let me know what I need to do. And if anybody have photos under the hood, with Subaru engine , Its will be perfect.