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 #
KX450F 13-17
96
-
96
STD
-
0910-3172
-
-
-
-
12.5:1 Stock Compression
x
-
-
-
-
-
-
62.1
-
-
-
-
-
-
96.03
-
96.03
STD
-
0910-3942
0912-0122
CW19
0913-0012
-
x
-
-
-
-
-
-
ArmorGlide skirt coated
62.3
-
-
-
-
-
-
KLX650C 93-95
100
-
100.5
STD
-
0910-3949
-
-
-
-
KLX650R 96-01
x
101.5
-
0910-3950
-
-
-
-
9.5:1 Stock Compression
82
-
0910-3951
-
-
-
-
KTM, LEM
39
50
39
STD
-
0910-1692
-
CW12
0913-0014
-
Cobra, Cobra Action
x
-
-
-
-
-
-
50cc, Reed
41.7
-
-
-
-
-
-
Pro-Lite
-
-
-
-
-
-
-
-
-
-
-
-
KTM 2-STROKE
50 SX LC 01-08
39.5
49
39.5
STD
-
803M03950 -
CW12
0913-0014
B1041
x
41.5
2.0
-
803M04150 -
-
-
-
Pro-Lite
40
-
-
-
-
-
-
*Nikasil Bore-Cylinder sleeving or
replating required for oversizes
-
-
-
-
-
-
39.5
49
39.5
STD
-
0910-3963
-
CW12
0913-0014
-
x
-
-
-
-
-
-
40
-
-
-
-
-
-
65 SX/XC 99-08
45
63.58
45.0
STD
0903-0701 746M04500 -
CW12
0913-0010
B1042
Pro-Lite
x
47.0
2.0
0903-0702 746M04700 1850CS
-
-
-
replating required for oversizes
40
-
-
-
-
-
-
65 SX/XC 09-17
45
65
45.0
STD
0903-1127 0910-2880
-
CW12
0913-0010
B1042
*Nikasil Bore-Cylinder sleeving
x
47.0
2.0
-
0910-2881
1850CS
-
-
-
or replating required for oversizes
40.8
-
-
-
-
-
-
-
-
-
-
-
-
85 SX/XC 03-17
47
85
47.00
-
0903-0924 0903-0586
1850CS
CW14
S-517
B1012
105 SX 04-15
x
104
52.00
-
0903-0925 0903-0587
-
-
-
-
*Note: Must use 105cc cylinder for 52mm 48.95
-
-
-
-
-
-
-
-
-
-
-
-
125 SX 98-00
54.25
125
54.25
STD
-
740M05425 2136CS
CW15
S-467
B1013
Pro-Lite
x
56.25
2.0
-
-
2215CS
-
-
-
*Nikasil Bore-Cylinder sleeving
54
-
-
-
-
-
-
-
-
-
-
-
-
54
124
54.0
STD
-
786M05400 2126CS
CW15
S-467
B1013
Pro-Lite
x
56.0
2.00
-
786M05600 2205CS
-
-
-
*Nikasil Bore-Cylinder sleeving or
54
-
-
-
-
-
-
replating required for oversizes
-
-
-
-
-
-
54
125
54.0
STD
-
0910-0289
2126CS
CW15
-
-
Racer’s Choice GP Style. Electra coated
x
56.0
2.00
-
0910-0290
2205CS
-
-
-
No intake window Pinned on centerline
54
58.0
4.00
-
0910-1696
2284CS
-
-
-
*Nikasil Bore-Cylinder sleeving or
-
-
-
-
-
-
-
-
-
-
-
-
and larger bore diameter
-
-
-
-
-
-
125 SX 02-06
54
124
54.0
STD
0903-0699 786M05400 2126CS
CW15
S-467
B1013
Pro-Lite
x
56.0
2.00
0903-0700 786M05600 2205CS
-
-
-
54
-
-
-
-
-
-
replating required for oversizes
-
-
-
-
-
-
ArmorGlide skirt coated
-
-
-
-
-
-
125 SX 02-17, 125 EXC 09-16, 125 XC-W 17
54
124
54.0
STD
-
0910-2882
2126CD
CW15
S-467
B1013
2-Ring Version
x
-
-
-
-
-
-
Electra coated
54
-
-
-
-
-
-
GP Series Racer’s Choice
-
-
-
-
-
-
ArmorGlide skirt coated
-
-
-
-
-
-
54
124
54.0
STD
-
786M05400 2126CS
CW15
-
B1013
125 XC-W 17; Pro-Lite
x
56.0
2.00
-
786M05600 2205CS
-
-
-
*Nikasil Bore-Cylinder sleeving or
54
-
-
-
-
-
-
replating required for oversizes
-
-
-
-
-
-
144 SX 08
56
144
56
STD
0903-1165 0910-2883
2205CS
CW15
-
-
x
-
-
-
-
-
-
58.5
-
-
-
-
-
-
200 EXC 98-02
64
193
64.0
STD
0903-0512 0910-0773
2520CD
CW16
S-486
-
200 MXC 98-02
x
66.0
2.00
-
0910-0776
2598CD
-
-
-
60
-
-
-
-
-
-
-
-
-
-
-
-
replating required for oversizes
-
-
-
-
-
-
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