Yamaha YZF-R1 2007 Service Manual

CRANKSHAFT5-75e. Tighten the connecting rod bolts.NOTE:Install by carrying out the following proceduresin order to assemble in the most suitable con-dition.NOTE:• First, tighten the bolts to 15 Nm (1.5 m·kg, 11ft·lb).• Retighten the bolts to 29.4 Nm (3.0 m·kg, 21ft·lb).f. Replace the connecting rod bolts with newones.g. Clean the connecting rod bolts.h. After installing big end bearing, assemblethe connecting rod and connecting rod caponce using a single unit of the connectingrod.i. Tighten the connecting rod bolt whilechecking that the sections shown “a” and“b” are flush with each other by touchingthe surface.• Side machined face “a”• Thrusting faces (4 places at front and rear)“b”NOTE:To install the big end bearing, care should betaken not to install it at an angle and the posi-tion should not be out of alignment.j. Loosen the connecting rod bolt, remove theconnecting rod and connecting rod cap andinstall these parts to the crankshaft with thebig end bearing kept in the current condi-tion.k. Tighten the connecting rod bolts.CAUTION:EC2D1082Tighten the connecting rod bolts using theplastic-region tightening angle method.l. Clean the connecting rod bolts.m. Tighten the connecting rod bolts.n. Put a mark “1” on the corner of the con-necting rod bolt “2” and the connecting rod“3”.o. Tighten the bolt further to reach the speci-fied angle (150° ).Connecting rod bolt29.4 Nm (3.0 m·kg, 21 ft·lb)Connecting rod bolt20 Nm (2.0 m·kg, 14 ft·lb)+150°Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk