Drawing C  Oil pump, Clutch
Reference Item number Qty Description
(1)MS271, (2)MS271-Z, (3)MS271C-BE, (4)MS291, (5)MS291-Z, (6)MS291C-BE, (7)MS291C-BEZ,
(8)MS291C-BEQ, (9)MS291C-BEQZ
MS 271, MS 271 C, MS 291, MS 291 C
6
SCS 01-2011 3.33
1 1141 640 3203 1 Oil pump
2 1122 649 5000 1 Sealing ring B4x2
3 9075 478 3018 2 Pan head self-tapping screw IS-D4x18
4 1133 640 7100 1 Worm 
☐ 5
5 1133 647 2400 1 Spring
1121 160 2051 1 Clutch 
☐ 6 - 10
6 1121 162 3201 1 Carrier
7 1121 162 0802 3 Clutch shoe
8 0000 997 5600 3 Tension spring
9 1127 162 3000 3 Retainer
10 1121 162 1001 1 Cover washer
11 9512 933 2260 1 Needle cage 10x13x10
12 1141 640 2001 1 Chain sprocket 0.325" 7T (1-7)
13 1141 640 2003 1 Chain sprocket 3/8" 7T (4,6)
14 0000 958 1022 1 Washer Ø 27 mm
15 9460 624 0801 1 E-clip 8x1.3