Pistons and connecting rods — design description (VW Golf 2)

Figure 199. Units and parts of the connecting rod and piston group: 1 - piston rings; 2 - piston pin; 3 - connecting rod; 4 - cylinder block; 5 - bolt (10 Nm, lubricated with aMV 188 100.02); 6 - oil injection nozzle; 7 - nuts of the lower connecting rod head cover; 8 - connecting rod head cover; 9 - connecting rod bearing; 10 - connecting rod bolt; 11-piston; 12 - retaining ring