ENGINE
387
carriers
& racks
bumpers
& winches
accessories
plows &
implements
frame &
chassis
utv
accessories
body
handlebar
& grips
cables &
levers
fuel &
intake
engine
clutch
brakes
drive
steering &
suspension
bearings
tires &
wheels
chemicals
tools &
shop
exhaust
electrical
& ignition
Years
Bore x
Stroke
(mm)
Bore
Size
(mm)
Top End
Kit No.
Wiseco
Piston
Part No.
Repl
Ring Set
Part No.
Repl
Pin
& Clips
Top End
Gasket Kit
Top End
Bearing
YAMAHA CONTINUED
ATV 4-Stroke
YFZ450
06-09; 12-13 95 95.00
-----
4835M09500 3741XS S641
YFZ450
-----
YFZ450X
11
x
96.00
-----
4835M09600 9600XS
95mm 96mm
YFZ450R
09-13 63.4
CW20 W6129 W6248
YFZ450R
12.4:1 High-Compression
95mm 96mm
W6420 W6421
YFZ450 (will not fit R models)
06-13
95 98.00
-----
101325 3858XS S641 101769
-----
495cc Big Bore Cylinder Kit
x
98mm
11.4:1 Compression
63.4
CW20
ArmorGlide skirt coated
Kit includes pistons, rings, piston
pins, retainer clips, gasket, and
cylinder
YFZ450
06-09; 12-13 95 95.00
-----
103318 3741XS S641
YFZ450 YFZ450R
-----
YFZ450X
11
x
95mm
W6129
95mm
W6420
YFZ450R
09-13 63.4
CW20
14:1 High-Compression Race
YFM550 Grizzly
09-13
92 92.00
-----
112019 111593 S626
-----
x
10.25:1 Compression
84
Cylinder boring required for
oversizes
YFM600 Grizzly
98-01
95 95.00
103575 4797M09500 3740XH S550 W5726
STD Compression
x
96.00
103576 4797M09600 3780XH
Cylinder boring required for
84 97.00
103165 4797M09700 3819XH CW22
oversizes
YFM600 Grizzly
98-01
95 98.00
-----
4607M09800 3858XH S550 W5726
10:1 Compression
x
Cylinder boring required for
84
CW22
oversizes
YFM600 Grizzly
98-01
95 101.00
-----
4607M10100 3977XH S550 W5727
10.75:1 Comprssion
x
Cylinder Sleeving required
84
CW22
Crankcase clean-up required
YFM600 Grizzly
98-01
95 95.00
-----
4596M09500 3740XH S550 W5726
11.5:1 Compression
x
96.00
-----
4596M09600 3780XH
Cylinder boring required for
84
CW22
oversizes
YFM660F Grizzly
02-08
100 100.00
101907 101196 3937XS
103438
Rhino
05-07
x 100.50
101908 101197 10050XS
101mm
84 101.00
101909 101197 10100XS CW22
9.9:1 Compression
102.00
101707 101119 10200XS
103439
Cylinder boring required for
102mm
oversizes
ArmorGlide skirt coated
YFM660F Grizzly
02-08
100 100.00
102080 4737M10000 3937XS
103438
Rhino
05-07
x 100.50
102081 4737M10050 10050XS
101mm
84 101.00
102082 4737M10100 10100XS CW22
11:1 High-Compression
Cylinder boring required for
oversizes
ArmorGlide skirt coated
YFM660F Grizzly
02-08
102 102.00
102407 4811M10200 111595 S655 103439
Rhino
05-07
x
101mm
84
CW22
Big Bore
103439
11:1 Compression
102mm
Cylinder boring required for
oversizes
ArmorGlide skirt coated
