Engine  kit fits minarelli P4 50,70,75cc .  zundapp, sachs, fantic, indian se-74 etc.  does not fit the round cover p4 , only the squarish/bump cover clutch p4.  if you have any questions, we can steer you in the right direction as to fitment. look at 2nd pic to see if this is your motor...

this kit is all socket allen, no knurls.. 

These are HAND polished stainless fasteners! not just a bag of bolts, comes with instructions, and sorted. specifically designed to fit P4

kit includes: p4 a:crankcase halves 12 pieces b:stator cover 3 pieces c:clutch cover 7 pieces d:intake 4 pieces e:head 8 pieces (no studs) 34 pieces total

here's a pic of another kit that is similar (gt750), the p4 kit i simalar