Yamaha YZF-R1, Kit Manual

Page: 29 / 77

– 26 –
9. Piston Set (2CR-116A0-71)
Parts List
No. PART No. PART NAME Q'TY REMARKS
* 1 2CR-11631-10 PISTON 4
* 2 2CR-11603-10 PISTON RING SET 4
* 3 2CR-11633-00 PIN, PISTON 4
* 4 93450-18169 CIRCLIP 8
This set consists of a combination of four
genuine pistons so that the weight difference
of each item does not exceed 0.5 g.
10. Connecting Rod Set (2CR-1165B-70)
Parts List
No. PART No. PART NAME Q'TY REMARKS
* 1 2CR-11650-00 CONN. ROD ASSY. 1 4
This set consists of four genuine connecting
rod assemblies and the weight difference of
each item does not exceed 2 g and combine
them so that the small end weights are
uniform.
(by Yamaha’s measuring method)
11. Crankshaft (2CR-11400-71)
Parts List
No. PART No. PART NAME Q'TY REMARKS
* 1 2CR-11400-10 CRANK ASSY. 1
This item is a genuine crankshaft with good
balance.