1 – W7000900300300 – Engine Head, 2 – W560 – Head Washer, 3 – W530/12 – Head Nut, 5 – W620 – Head O-Ring, 6 – W7000703000700 – Cylinder, 7 – W470 – Exhaust Stud Bolt, 8 – W702417100010A – Base Gasket 0.2, 8 – W702417100010B – Base Gasket 0.3, 8 – W702417100010C – Base Gasket 0.4, 8 – W702417100010D – Base Gasket 0.5, 9 – W7004281000100 – Cylinder Stud bolt, 10 – W702428730020B – Exhaust Spring Bracket, 11 – W540/RVA – Nut, 12 – W702428730020A – Exhaust Spring Bracket, 13 – W565 – Exhaust Washer, 14A – W7002463000600 – Exhaust Manifold, 14B – W7002463000400 – JR. Exhaust Manifold, 15 – W670 – Exhaust Gasket