F3B ENGINE 187 T RAKKER E URO 4/5 Figure 92 SELECTING THE BIG END BEARING SHELLS (JOURNALS WITH NOMINAL DIAMETER) There are three markings on the body of the connecting rod in the position indicated as yAy: 1 Letter indicating the class of weight: A = 4741 to 4780 g. B = 4781 to 4820 g. C = 4821 to 4860 g. VIEW FROM kAy 2 Number indicating theselection of the diameterof the big end bearing seat: 1 = 94.000 to 94.010 mm 2 = 94.011 to 94.020 mm 3 = 94.021 to 94.030 mm 3 Numbers identifying the cap-connecting rod coupling. The number, indicating the class of diameter of the bearing shell seat may be 1 , 2 o 3 .
Determine the type of big end bearing to fit on each journal by following the indications in the table (Figure 93). 47557 Figure 93 STD. CLASS 1 2 3 1 green green green green green green red green green 2 red green green red red green 3 red red green Print 603.93.641 Base q November2006