ENGINE
HIGH-PERFORMANCE PISTONS (CONT)
BORE (MM)
BORE OVER
WISECO
REPL.
REPL.
TOP-END
X STROKE
DISPL. SIZE
SIZES
PK KIT
PISTON
REPL. RING CIRCLIPS
WRIST PIN
BEARING
FITS MODEL
(MM)
(CC)
(MM) (MM)
PART #
PART #
SET PART # PART #
PART #
PART #
HONDA 2-STROKE (CONT)
CR80R 84
49.5
79.7
49.5
STD
-
-
1949CD
CW12
S538
B1015
x
50.0
0.5
-
-
1969CD
Piston pin
41.4
50.5
1.0
-
509M05050
1988CD
not included
51.0
1.5
-
509M05100
2008CD
51.5
2.0
-
-
2028CD
CR80R 85
47
82.9
47.0
STD
-
-
1850CD
CW13
-
-
x
47.5
0.5
-
1869CD
47.8
48.0
1.0
-
-
1890CD
48.5
1.5
-
-
1909CD
49.0
2.0
-
-
1929CD
CR80R 86-91
47
82.9
47.0
STD
0903-0280 643M04700
1850CS
CW14
S-517
B1012
Pro-Lite
x
47.5
0.5
-
643M04750
1869CS
*Nikasil Bore – Cylinder sleeving or replating required for oversizes
47.8
48.0
1.0
-
643M04800
1890CS
49.0
2.0
-
0910-1221
1929CS
CR80R 86-02
46
79.4
46
STD
-
0910-1227
-
CW14
S-517
B1012
Pro-Lite
x
International bore. Not available in the U.S.
47.8
CR80R 92-02
47
82.9
47.0
STD
0903-0298 643M04700
1850CS
CW14
S-517
B1012
Pro-Lite
x
47.5
0.5
0903-0186 643M04750
1869CS
*Nikasil Bore – Cylinder sleeving or replating required for oversizes
47.8
48.0
1.0
0903-0187 643M04800
1890CS
49.0
2.0
0903-0518 0910-1221
1929CS
CR80R 86-02
47
82.9
47.0
STD
-
798M04700
1850CS
CW14
S-517
B1012
GP style-Electra Coated
x
90.1
49.0
2.0
-
-
1929CS
47.8
CR80R 93-02-Supermini
52
101.5
52.0
5.00
0903-0285 0910-0322
-
CW14
S288
B1012
CR85R 03-07
x
47.8
CR85R 03-07
47.5
84.7
47.5
STD
0903-0302 833M04750
1869CS
CW14
S-517
B1012
Pro-Lite
x
48.0
0.5
0903-0670 0910-1252
1890CS
Nikasil Bore
47.8
48.5
1.0
0903-0545 0910-1253
1909CS
49.5
2.0
0903-0175 833M04950
1949CS
50.5
3.0
0903-0183 833M05050
-
CR85R 03-07
47.5
84.7
47.5
STD
-
0910-0323
1869CS
CW14
S-517
-
GP style – Electra Coated
x
47.8
CR125M 73-78
56
123
56.0
STD
-
339M05600
2205CD
CW14
S-394
B1018
MT125 73-78
x
56.5
0.5
-
-
2224CD
Piston pin
50
57.0
1.0
-
339M05700
2244CD
not included
57.5
1.5
-
339M05750
2264CD
58.0
2.0
-
339M05800
2284CD
CR125R 79
56
123
56.0
STD
-
-
2205CDM
CW14
S-394
B1018
*Chrome Bore – Cylinder
x
56.5
0.5
-
448M05650
2224CD
Piston pin
sleeving or replating
50
57.0
1.0
-
-
2244CD
not included
required for oversizes
57.5
1.5
-
448M05750
2264CD
CR125R 80-84
55.5
120
55.5
STD
-
448M05550
2185CD
CW14
S-394
B1018
x
55.75
0.25
-
-
-
Piston pin
50
56.0
0.5
-
-
2205CD
not included
56.25
0.75
-
-
-
56.5
1.0
-
448M05650
2224CD
57.0
1.5
-
-
2244CD
57.5
2.0
-
448M05750
2264CD
CR125R 85-86
54
124
54.0
STD
-
518M05400
2126CD
CW14
0913-0006
B1006
Pro-Lite
x
54.25
0.25
-
-
2136CD
54
54.5
0.5
-
518M05450
2146CD
54.75
0.75
-
-
2156CD
55.0
1.0
-
518M05500
2165CD
55.25
1.25
-
-
2175CD
55.5
1.5
-
518M05550
2185CD
56.0
2.0
-
518M05600
2205CD
CR125R 87
54
124
54.0
STD
-
553M05400
2126CS
CW14
S-288
B1018
Pro-Lite
x
55.0
1.0
-
553M05500
2185CS
*Power Valve must
54
56.0
2.0
-
553M05600
2205CS
be modified
for .040 and longer
CR125R 88-89
54
125
54.0
STD
-
564M05400
2126CS
CW15
S-467
B1001
Pro-Lite
x
54.25
0.25
-
-
2136CS
*1989 model has Nikasil
54.5
54.5
0.5
-
564M05450
2146CS
Bore – Cylinder
55.0
1.0
-
564M05500
2165CS
sleeving or replating required for oversizes
55.5
1.5
-
564M05550
2185CS
56.0
2.0
-
0910-1216
2205CS
CR125R 90-91
54
125
54.0
STD
-
595M05400
2126CS
CW15
S-467
B1001
Pro-Lite
x
54.5
0.5
-
-
2146CS
*Nikasil Bore-Cylinder sleeving or replating required for oversizes
54.5
55.0
1.0
-
595M05500
2165CS
HIGH-PERFORMANCE PISTONS continued on next page.
DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.
SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION.
2017 PARTS UNLIMITED OFFROAD