Honda CRF450L 2019 User Manual

70 Servicing Your Honda
Engine Oil
1. Run the engine at idle for 3 minutes, then shut
it off.
2. Wait 3 minutes after shutting off the engine to
allow the oil to properly distribute itself in the
engine.
3. Support the motorcycle in an upright position
on a level surface.
4. Remove the engine oil fill cap/dipstick (1)
from the left crankcase cover, wipe it clean,
and insert it without screwing it in. Remove the
oil fill cap/dipstick.
5. Check that the oil level is between the upper
(2) and lower (3) level marks on the engine oil
fill cap/dipstick.
• If the oil is at or near the upper level mark,
you do not have to add oil.
• If the oil is below or near the lower level
mark, add the recommended oil until it
reaches the upper level mark. (Do not
overfill.)
Reinstall the engine oil fill cap/dipstick.
Repeat steps 1 – 5.
6. Check that the O-ring (4) is in good condition
and replace it if necessary.
7. Reinstall the engine oil fill cap/dipstick (1).
8. Check for oil leaks.
1. Remove the engine guard A bolts/washers (1),
B bolt/washer (2) and engine guard (3).
2. Run the engine at idle for 3 minutes, then shut
it off.
3. Support the motorcycle in an upright position
on a level surface.
4. Remove the engine oil fill cap/dipstick (4)
from the left crankcase cover.
Checking & Adding Oil
(1) engine oil fill cap/dipstick
(2) upper level mark
(3) lower level mark
(1)
(2)
(3)
(1) engine oil fill cap/dipstick
(4) O-ring
(1)
(4)
Changing Engine Oil & Filter
(1) engine guard A bolts/washers
(2) engine guard B bolt/washer
(3) engine guard
(1)
(3)
(2)

Honda CRF450L 2019 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Fuel System	Programmed Fuel Injection (PGM-FI), 46mm throttle body
Transmission	6-speed
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-18
Rake (Caster Angle)	28.5°
Wheelbase	58.9 inches
Seat Height	37.1 inches
Fuel Capacity	2.0 gallons
Ignition	Full transistorized ignition
Ground Clearance	12.4 inches
Front Suspension	49mm inverted fork; 12.0 inches of travel
Rear Suspension	Pro-Link Showa single shock, adjustable spring preload, compression and rebound damping
Front Brake	Single 260mm disc
Curb Weight	289 pounds
Valve Train	Unicam four-valve
Final Drive	Chain
Trail	4.6 inches (118mm)