MOTEUR / ENGINE

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Homologation N °20/M/15PistonPistonNombre de ségments du piston Number of piston rings 1Poids minimum du piston seul Min. weight of the single piston 116 g minimumAxe du pistonGudgeon pinDiamètre Diameter 15 mm ±0.05mmLongueur Length 44,7 mm ±0.15mmPoids minimum Minimum weight 25 g MinimumEmbrayageClutchPoids minimum Minimum weight 800 g minimumDe l’ensemble des piècesreprésentées dans le dessin techniquepage 14Of all the parts represented on the page14 technical drawingB ANGLES D’OUVERTURE B OPENING ANGLESDe l’admission (transferts Of the inlet (main transfer ports) 128° ±2°principaux)De l’admission (transferts Of the inlet (secondary transfer 125° ±2°secondaires)ports)De l’échappement Of the exhaust 190° ±2°Des boosters Of the boosters 183° ±2°C MATÉRIAU C MATERIALCulasse Cylinder head AL-SICylindre Cylinder AL-SI /Paroi du cylindre Cylinder wall CAST IRONCarter Sump AL-SIVilebrequin Crankshaft STEELBielle Connecting rod STEELPiston Piston AL-SICopyright © 2006 by CIK-FIA. All rights reserved. 4 J:\COMMON_GROUP\HOMOLOGATIONS\2007\Matériels\Fiches définitives\LENZOKART 20-M-15.doc
Homologation N °20/M/15D PHOTOS, DESSINS & GRAPHIQUES D PHOTOS, DRAWINGS & GRAPHSD.1 CYLINDRE / CYLINDER UNITDESSIN EXPLOSÉ DE L’ENSEMBLECYLINDRE, CULASSE ET COLLECTEURD’ÉCHAPPPEMENTEXPLODED DRAWING OF THE CYLINDER,CYLINDER HEAD AND EXHAUST MANIFOLDUNITOptionalCopyright © 2006 by CIK-FIA. All rights reserved. 5 J:\COMMON_GROUP\HOMOLOGATIONS\2007\Matériels\Fiches définitives\LENZOKART 20-M-15.doc
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Page 19 and 20: Homologation N°20/M/15D.6 DEMARREU
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