Honda XR80R Service Manual

LUBRICATION SYSTEM
CYLINDER HEAD OIL CHECK BOLT
Star! the engine
Loosen,
but do not remove. the cyli nder head oil
check
boll and ma ke su re oi l comes out of the oil
bolt hole.
CAUTION
Do not remove the oil check bolt when th e engine
is running .
Retighten the oil check bo lt and be sure there a re
nO oil leaks,
OIL PUMP
4-2
REMOVAL
Drain thE! engine oillpago 3·12).
Remove the follow i ng ·
- Right crankcase cover ( pagE! 9· 3)
- Oil through.
Turn the crank shaft and a li gn t he ho le on the oil
pump drive gear with oil pump mounting screws
(or bolts),
XRJOOR; Remove the two screws. oil pump ~nd O·rings.
XR80R; Re move the two bolls . oi l p ump a nd O·rings
Remove the two screws and oil pump plate,
SCRE WS
PUMP
PL ATE

Honda XR80R Specifications

General

Displacement	79cc
Compression Ratio	9.7:1
Fuel System	Carburetor
Ignition	CDI
Transmission	5-speed
Final Drive	Chain
Front Brake	Drum
Rear Brake	Drum
Front Tire	2.50-16
Rear Tire	3.00-14
Ground Clearance	9.1 inches
Engine Type	Air-cooled single-cylinder four-stroke
Bore x Stroke	47.5mm x 45mm
Rear Suspension	Single shock