Buell 2007 LIGHTNING Service Manual

3-60 2007 Buell Lightning: Engine
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9. See Figure 3-84. Install new gaskets . Place lower rocker
box assembly (with rocker arms and shafts) into position.
Place push rods in rocker arm sockets.
10. See Figure 3-84. Install hardware attaching lower rocker
cover to cylinder head in the following order. After loosely
installing all fasteners, use a cross pattern on the four
large bolts that fasten the lower rocker box to head to
tighten and then torque to specifications. This will bleed
the tappets. Finish tightening remaining fasteners. Fas-
tener sequences, sizes and torque specifications are
listed in Table 3-21.
a. Tighten bolts (1) to 18-22 ft-lbs (24-30 Nm).
b. Tighten bolts (3) to 135-155 in-lbs (15-18 Nm).
c. Tighten screws (2) to 135-155 in-lbs (15-18 Nm).
NOTE
Do not stretch gaskets while installing; position gaskets in
cover and use top rocker cover to press gaskets into position.
11. See Figure 3-84. Install upper rocker covers.
a. Place a new inner gaskets on lower rocker box
assemblies.
b. Place a new lower gaskets on lower rocker cover.
c. Install upper rocker cover using screws with washers
and new fiber seals. Tighten screws to 120-168 in-
lbs (13.6-18.9 Nm).
Figure 3-84. Lower Rocker Box Fasteners
3
2
2
2
1
1
1
1
12503
3
Table 3-21. Lower Rocker Box Fasteners
No. ITEM SIZE TORQUE
1 Bolt w/washer
5/16-18 X 2-1/2
18-22 ft-lbs
(24-30 Nm)
2 Bolt w/washer
1/4-20 X 1-1/4
135-155 in-lbs
(15.2-17.5 Nm)
3 Screw w/washer
1/4-20 X 1-1/2
135-155 in-lbs
(15-18 Nm)

Buell 2007 LIGHTNING Specifications

General

Year	2007
Manufacturer	Buell
Model	Lightning
Category	Motorcycle
Displacement	1203 cc
Bore x Stroke	88.9 mm x 96.8 mm
Compression Ratio	10.0:1
Fuel System	Electronic fuel injection
Transmission	5-speed
Final Drive	Belt
Rear Suspension	Showa shock absorber
Rear Brakes	Single disc, 1-piston caliper
Engine Type	V-Twin
Ignition	Digital
Front Suspension	Showa inverted fork
Front Brakes	Single disc, 6-piston caliper
Front Tire	120/70 ZR17
Rear Tire	180/55 ZR17
Wheelbase	52.0 inches
Seat Height	30.1 inches
Dry Weight	395 lbs
Fuel Capacity	14.5 liters