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Pistons from JAWA 250, 65mm in diameter, with a 15mm pin. Link to channel @Vovchik Drobot / @vovchikdrobot9580 Link to video Adaptation of Jawa 250(559) pistons to IZH Jupiter • Adaptation of Jawa 250(559) pistons to IZH ... In this video: 00:07 INTRODUCTION 03:54 COMPARISON OF PISTONS by weight 09:14 PISTONS UNDER A MICROSCOPE 11:08 COMPARISON OF PISTONS by thermal expansion 22:13 CYLINDER BORING 28:49 CONSIDERATION OF THE HEAT TRANSFER CAPABILITY OF CYLINDERS 32:24 CYLINDER WINDOWS PURGING 35:11 CYLINDER HONING 38:05 PISTON RINGS 39:40 RINGS under MICROSCOPE 44:24 VGSh BUSHINGS 47:28 INSTALLING CONNECTING ROD BUSHINGS 49:15 INSTALLING PISTONS WITH PINS 58:36 HEAD GASKET 01:01:20 FIRST START 01:05:44 FIRST OUTING 01:06:37 CONCLUSION #IZH #JUPITER #PISTONS