Yamaha Yzf R1 2007 Manual
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Page 201
ENGINE REMOVAL 5-1 EAS23710 ENGINE REMOVAL Removing the drive sprocket Order Job/Parts to remove Q’ty Remarks Lower cowlings Refer to GENERAL CHASSIS on page 4-1. Drive chainLoosen. Refer to ADJUSTING THE DRIVE CHAIN SLACK on page 3-26. 1 Locknut 2 2 Shift rod 1 3Sift arm 1 4 Drive sprocket cover 1 5 Drive sprocket nut 1 6 Lock washer 1 7 Drive sprocket 1 8Plate 1 For installation, reverse the removal proce- dure.
Page 202
ENGINE REMOVAL 5-2 Removing the exhaust pipe Order Job/Parts to remove Q’ty Remarks Rider seat Refer to GENERAL CHASSIS on page 4-1. Passenger seat Refer to GENERAL CHASSIS on page 4-1. Side cowlings Refer to GENERAL CHASSIS on page 4-1. Lower cowlings Refer to GENERAL CHASSIS on page 4-1. 1 Right footrest bracket 1 2 Protector cover 1 3 Protector 1 4 EXUP valve pulley cover 1 5 EXUP cable 2 6 EXUP servo motor bracket 1 7 EXUP servo motor 1 8O 2 sensor 1 9 Muffler cover 2 10 Muffler 2 11 Gasket 2 12...
Page 203
ENGINE REMOVAL 5-3 For installation, reverse the removal proce- dure. Removing the exhaust pipe Order Job/Parts to remove Q’ty Remarks
Page 204
ENGINE REMOVAL 5-4 Disassembling the exhaust valve pipe Order Job/Parts to remove Q’ty Remarks 1 Washer 1 2 Pulley 1 3 Collar 1 4Plate 1 5Spring 1 6 EXUP pulley bracket 1 7 Housing 1 8Gasket 1 9 Collar 1 10 Shaft arm 1 11 Exhaust valve pipe 1 For assembly, reverse the disassembly pro- cedure.
Page 205
ENGINE REMOVAL 5-5 Disconnecting the leads and hoses Order Job/Parts to remove Q’ty Remarks Fuel tank Refer to FUEL TANK on page 7-1. Air filter case Refer to GENERAL CHASSIS on page 4-1. Throttle body Refer to THROTTLE BODIES on page 7-4. Engine oilDrain. Refer to CHANGING THE ENGINE OIL on page 3-11. Oil cooler Refer to OIL COOLER on page 6-4. Air cut-off valveRefer to AIR INDUCTION SYSTEM on page 7-9. Starter motorRefer to ELECTRIC STARTER on page 5- 39. 1 Battery negative lead 1 2 Battery positive...
Page 206
ENGINE REMOVAL 5-6 Removing the engine Order Job/Parts to remove Q’ty Remarks 1 Engine mounting bolt (front right side) 1 2 Engine mount collar (outer) 1 3 Engine mount collar (center) 1 4 Engine mount collar (inner) 1 5 Engine mounting bolt (front left side) 1 6 Locknut 1 7 Engine mounting bolt (rear lower side) 1 8 Locknut 1 9 Engine mounting bolt (rear upper side) 1 10 Engine mounting adjust bolt 2 11 Engine 1 For installation, reverse the removal proce- dure.
Page 207
ENGINE REMOVAL 5-7 EAS23720 INSTALLING THE ENGINE 1. Install: Engine mounting adjust bolts (temporary tighten) 2. Install: Engine 3. Install: Engine mounting bolt (rear lower side) “1” Engine mounting bolt (rear upper side) “2” Locknuts NOTE: Lubricate the lower and upper engine mount- ing bolts threads with lithium-soap-based grease. 4. Install: Engine mount bolt (front left side) “1” (temporary tighten) 5. Install: Engine mount collar (inner) “1” Engine mount collar (center) “2” Engine...
Page 208
ENGINE REMOVAL 5-8 NOTE: First tighten the lower locknut, and then tighten the upper locknut. 8. Tighten: Left front engine mounting bolt “1” 9. Tighten: Right front engine mounting bolt “1” Upper locknut 51 Nm (5.1 m·kg, 37 ft·lb) Lower locknut 51 Nm (5.1 m·kg, 37 ft·lb) Engine mounting bolt (front left side) 45 Nm (4.5 m·kg, 33 ft·lb) Engine mounting bolt (front right side) 45 Nm (4.5 m·kg, 33 ft·lb)
Page 209
CAMSHAFTS 5-9 EAS23760 CAMSHAFTS Removing the cylinder head cover Order Job/Parts to remove Q’ty Remarks Fuel tank Refer to FUEL TANK on page 7-1. Side cowlings Refer to GENERAL CHASSIS on page 4-1. Lower cowlings Refer to GENERAL CHASSIS on page 4-1. Throttle body Refer to THROTTLE BODIES on page 7-4. Radiator assembly Refer to RADIATOR on page 6-1. Air cut-off valveRefer to AIR INDUCTION SYSTEM on page 7-9. 1 Ignition coil 4 2 Spark plug 4 3 Cylinder head cover 1 4 Cylinder head cover gasket 1 5...
Page 210
CAMSHAFTS 5-10 Removing the camshafts Order Job/Parts to remove Q’ty Remarks Pickup rotor coverRefer to CRANKSHAFT POSITION SEN- SOR on page 5-37. 1 Camshaft sprocket bolt 4 Loosen. 2 Timing chain tensioner 1 3 Timing chain tensioner gasket 1 4 Intake camshaft cap 3 5Dowel pin 6 6 Exhaust camshaft cap 3 7Dowel pin 6 8 Intake camshaft 1 9 Exhaust camshaft 1 10 Camshaft sprocket 2 For installation, reverse the removal proce- dure.