ENGINE
HIGH-PERFORMANCE PISTONS (CONT)
OVER
REPL.
BORE (MM)
DISPL. BORE
SIZES PK KIT
PISTON
REPL. RING CIRCLIPS
REPL. WRIST
TOP-END
FITS MODEL
X STROKE (MM) (CC)
SIZE (MM) (MM) PART #
PART #
SET PART # PART #
PIN PART #
BEARING PART #
HONDA 2-STROKE (CONT)
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
54.5
55.0
1.0
-
595M05500 2165CS
-
-
-
replating required for oversizes
CR125R 92-97
54
125
54.0
STD
0903-0295 676M05400 2126CS
CW15
S-467
B1001
Pro-Lite
x
54.50
0.5
0903-0244 676M05450 2146CS
-
-
-
*Nikasil Bore -
54.5
55.0
1.0
0903-0517 676M05500 2165CS
-
-
-
Cylinder sleeving or replating
56.0
2.0
0903-0522 676M05600 2205CS
-
-
-
required for oversizes
-
-
-
-
-
-
CR125R 95-97
54
125
54
STD
0903-0726 0910-0729
2126CS
CW15
-
-
Racer’s Choice GP Style
x
134
56
2.0
-
0910-0730
2205CS
-
-
-
Electra Coated. No intake window.
54.5
-
-
-
-
-
-
Pinned on centerline. Longer skirt
than stock *Nikasil Bore-Cylinder
-
-
-
-
-
-
sleeving or replating required
for oversizes
-
-
-
-
-
-
CR125R 98-99
54
125
54.0
STD
0903-0293 676M05400 2126CS
CW15
S-467
B1001
Pro-Lite
x
54.5
0.5
0903-0233 676M05450 2146CS
-
-
-
*Nikasil Bore -
54.5
55.0
1.0
0903-0234 676M05500 2165CS
-
-
-
Cylinder sleeving or replating required
for oversizes
56.0
2.0
0903-0245 676M05600 2205CS
-
-
-
CR125R 98-99
54
125
54
STD
0903-0728 0910-0729
2126CS
CW15
-
-
Racer’s Choice GP Style
x
134
56
2.0
-
0910-0730
2205CS
-
-
-
Electra Coated. No intake window. Pinned 54.5
-
-
-
-
-
-
on centerline. Longer skirt than stock
*Nikasil Bore-Cylinder sleeving or
-
-
-
-
-
-
replating required for oversizes
CR125R 00
54
125
54.0
STD
0903-0284 676M05400 2126CS
CW15
S-467
B1001
Pro-Lite
x
54.5
0.5
-
676M05450 2146CS
-
-
-
*Nikasil Bore -
54.5
55.0
1.0
-
676M05500 2165CS
-
-
-
Cylinder sleeving or replating required
for oversizes
56.0
2.0
0903-0247 676M05600 2205CS
-
-
-
CR125R 01-02
54
125
54.0
STD
0903-0301 676M05400 2126CS
CW15
S-467
B1001
Pro-Lite
x
54.5
0.5
0903-0179 676M05450 2146CS
-
-
-
*Nikasil Bore -
54.5
55.0
1.0
0903-0259 676M05500 2165CS
-
-
-
Cylinder sleeving or replating
56.0
2.0
0903-0217 676M05600 2205CS
-
-
-
required for oversizes
-
-
-
-
-
-
CR125R 00-02
54
125
54
STD
0903-0730 0910-0729
2126CS
CW15
-
-
Racer’s Choice GP Style
x
134
56
2.0
0903-0731 0910-0730
2205CS
-
-
-
Electra Coated. No intake window. Pinned 54.5
-
-
-
-
-
-
on centerline. Longer skirt than stock
*Nikasil Bore-Cylinder sleeving or
replating required for oversizes
-
-
-
-
-
-
CR125R 03
54
125
54.0
STD
0903-0286 676M05400 2126CS
CW15
S-467
B1001
Pro-Lite
x
54.5
0.5
-
676M05450 2146CS
-
-
-
*Nikasil Bore -
54.5
55.0
1.0
-
676M05500 2165CS
-
-
-
Cylinder sleeving or replating required
for oversizes
56.0
2.0
0903-0203 676M05600 2205CS
-
-
-
CR125R 03
54
125
54
STD
0903-0732 0910-0729
2126CS
CW15
-
-
Racer’s Choice GP Style
x
134
56
2.0
0903-0733 0910-0730
2205CS
-
-
-
Electra Coated. No intake window. Pinned 54.5
-
-
-
-
-
-
on centerline. Longer skirt than stock
*Nikasil Bore-Cylinder sleeving or
replating required for oversizes
-
-
-
-
-
-
CR125R 04
54
125
54.0
STD
-
0910-0733
2126CS
CW15
-
B1001
Pro Lite
x
56.0
2.00
-
-
2205CS
-
-
-
54.5
-
-
-
-
-
-
CR125R 04
54
125
54.00
STD
0903-0532 0910-0731
2126CS
CW15
-
B1001
Racer’s Choice GP Style
x
56.00
2.00
0903-0683 0910-0732
2205CS
-
-
-
Electra Coated *Nikasil Bore-Cylinder
54.5
57.00
3.00
0903-0694 0910-1254
2244CS
-
-
-
sleeving or replating required
for oversizes
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.
2018 PARTS UNLIMITED OFFROAD