20 – W300/A4 – Crankcase Insert, 21 – W7070301000600 – Assembled Crankcase, 23 – W310 – Oil Seal, 25 – W641/A05 – Long Reed, 26 – W7000403700100 – Complete Reed Pyramid, 27 – W7000449700100 – Carbon Petal, 27A – W389 – Enlarged Pyramid Long Plate, 27B – W380 – Reeds Fixing Screws, 28 – W480/1 – Reed Valve Pyramid Stud Bolt, 29 – W651/A05 – Conveyor Long Gasket, 30 – W7000462300200 – Conveyor, 32 – W6660/RVA – Carburetor Gasket, 33 – W075/1 – Crankcase Dowel