R 1200 C 100.992...101.000 (3.9761...3.9764) 101.050 (3.9784) 101.000...101.008 (3.9764...3.9768) 101.058 (3.9787) 100.971...100.983 (3.9753...3.9758) 100.895 (3.9723) 100.983...100.995 (3.9753...3.9763) 100.905 (3.9727) 100.979...100.987 (3.9756...3.9759) 100.900 (3.9725) 0.005...0.029 (0.0002...0.0011) 11.9 Technical data R 850 C Connecting rod Bore dia. for big end bearing mm (in) Big end bearing dia. mm (in) Radial clearance mm (in) Wear limit mm (in) Width of big end bearing eye mm (in) Conrod end float mm (in) Wear limit mm (in) Small end bearing bore dia. mm (in) Radial clearance mm (in) Wear limit mm (in) Distance between centers mm (in) Max.
deviation from parallel of conrod bores at 150 mm (5.90 in) spacing mm (in) Cylinders Bore A mm (in) Wear limit mm (in) B mm (in) Wear limit mm (in) Total wear clearance of piston and cylinder mm (in) Permitted out-of-roundness of cylinder bore 20 mm (0.79 in) from the top edge mm (in) 100 mm (3.94 in) from the top edge mm (in) Pistons Piston dia.
A mm (in) Wear limit mm (in) B mm (in) Wear limit mm (in) AB mm (in) Wear limit mm (in) Installed clearance mm (in) Total wear clearance of piston and cylinder mm (in) 87.465...87.477 (3.4435...3.4440) 87.390 (3.4405) 87.477...87.485 (3.4440...3.4443) 87.400 (3.4409) 87.473...87.481 (3.4438...3.4441) 87.395 (3.4407) 0.011...0.035 (0.0004...0.0013) Piston pin bore dia. mm (in) Weight classes Weight difference in one class grammes (oz) Direction of installation