EXHAUST
TIRES
TUBES
TIRE
ACCESSORIES
BIKE
ACCESSORIES
PITBIKE
GRAPHICS /SEAT
BODY
MIRRORS
CONTROLS
BARS /GRIPS
LEVERS
CABLES
INTAKE
FUELSYSTEMS
AIR FILTERS
OIL FILTERS
ELECTRICAL
SPARKPLUGS
BATTERIES
CHARGERS
ENGINE
PISTONS
SUSPENSION
DRIVE
CHAIN
SPROCKETS
BRAKES
CHEMICALS
GASCANS
TOOLS
LOCKS
RAMPS /STRAPS
TRAILERS
PROMOTIONAL
REFERENCE
INDEX
x
X X
X
X
747
Continued on the next page
All kits come with pistons, rings and circlips.
Wrist Pin is included, except when noted.
For replacement ring pricing, see page 704Application
Bore x
Stroke mm
Disp.
(cc)
Bore
Size mm Sizes In.
WPS#
List
Repl. Ring
Set
Repl. Circlips
Wrist Pin
Top End
Bearing
HONDA 4 CYCLE
(
cont
’
d
...)
CRF150R ‘07-09
66 x 43.7 149 66
STD
4924PS 184.00
6600YF Circlips CW-14
High Compression
68
0.080
4924P8 220.00
2677XA Wrist Pin S-737
66mm = +.5, 68mm = +.8
CRF150R ‘07-09
66 x 43.7 149 66
STD
RC818PS $282.00
6600YFA Circlips CW-14
RACERS CHOICE
Wrist Pin S-737
12.4:1 High Compression
Armor Plating; DLC Coated piston pin
Titanium Nitride coated rings
ArmorGlide skirt coated
CRF150R, ‘12-15
66 x 43.7 149 66
STD
40065PS $164.00
6600YF Circlips CW-14,
11.7:1 Compression
Wrist Pin S-737
XR185 +.100 ‘86-02; XR200 ‘80-83
65.5 x 57 192 65.5 STD
4156PS $142.00
2579XC/XA* Circlips CW-15
10:1 Compression
66
0.020
4156P2 142.00
2598XC/XA* Wrist Pin S-522
66.5 0.040
4156P4 142.00
2618XC/XA*
CRF230, ‘03-16
65.5 x 66.2 223
STD
4816PS 138.00
25787XA Circlips CW-15
11:1 Compression
Wrist Pin S-632
CRF250L, ‘13-14
76 x 55
249 76
STD
40069PS $190.00
2992XG Circlips CW-17
11.5:1 Compression
Wrist Pin S-688
CRF250L, ‘13-14
78 x 55
263 78
0.080
40069P8 $190.00
3071XG Circlips CW-17
11.5:1 Compression
Wrist Pin S-688
Sleeving required for oversize
CRF250L, ‘13-14
81 x 55
283.5 81
0.200
40070PS $230.00
3189XG Circlips CW-17
12.0:1 Compression
Wrist Pin S-688
Sleeving required for oversize
CRF250R, ‘04-07
78 x 52.2 249 78
STD
4829PS $184.00
7800YB Circlips CW-16
12.9:1 Std. Compression
Wrist Pin S-686
CRF250R, ‘04-07
78 x 52.2 249 78
STD
4852PS $220.00
7800YB Circlips CW-16
13.5:1 High Compression
Wrist Pin S-686
CRF250R, ‘08-09
78 x 52.2 249 78
STD
4949PS $184.00
7800YB Circlips CW-16
13.1:1 Std. Compression
Wrist Pin S-686
CRF250R, ‘08-09
78 x 52.2 249 78
STD
4972PS $220.00
7800YB Circlips CW-16
13.6:1 High Compression
Wrist Pin S-686
CRF250R, ‘04-09
78 x 52.2 276 82
0.160
4984PS $220.00
3228XG Circlips CW-16
Big Bore Replacement 13.5:1 Compression
Wrist Pin S-677
CRF250R, ‘10-13
76.8 x 53.8 249 76.8 STD
40003PS $184.00
7680MC Circlips CW-16
13.2:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250R, ‘10-13
76.8 x 53.8 249 76.8 STD
40004PS $220.00
7680MC Circlips CW-16
14.2:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250R, ‘10-13
79 x 53.8 265 79
0.085
40011PS $230.00
7900YBX Circlips CW-16
13.5:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250R ‘10-15
76.8 x 53.8 249 76
STD
RC878PS $282.00
7680MCA Circlips CW-16
RACERS CHOICE
Wrist Pin S-686C
14.5:1 High Compression
Boxed Forging; DLC Coated piston pin
Titanium Nitride coated rings
ArmorGlide skirt coated
CRF250R ‘10-15
76.8 x 53.8 249 76
STD
40120PS $282.00
7680MCA Circlips CW-15
+2mm Long Rod conversion
Wrist Pin S-804
14.5:1 High Compression
Boxed Forging; Armor Plating
Titanium Nitride coated rings
ArmorGlide skirt coated
CRF250R, ‘14-15
76.8 x 53.8 249 76.8 STD
40114PS $184.00
7680MC Circlips CW-16
13.5:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250R, ‘14-15
76.8 x 53.8 249 76.8 STD
40129PS
$220.00
7680MC Circlips CW-16
14:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250R, ‘16
76.8 x 53.8 249 76.8 STD
40145PS
$184.00
7680MC Circlips CW-16
13.5:1 Compression, Skirt Coated
Wrist Pin S-686
CRF250X, ‘04-09, ‘12-15
78 x 52.2 249 78
STD
4829PS $184.00
7800YB Circlips CW-16
12.9:1 Std. Compression
Wrist Pin S-686
CRF250X, ‘04-09, ‘12-15
78 x 52.2 249 78
STD
4852PS $220.00
7800YB Circlips CW-16
13.5:1 High Compression
Wrist Pin S-686
XL250, ‘79-82; XR250, thru ‘83
74 x 57.8 250 74.5 0.020
2933XC/XA* Circlips CW-19
10:1 Compression
255 75
0.040
4171P4 $162.00
2953XC/XG* Wrist Pin S-376
XL,XR 250 ‘84-87
75 x 56.5 251 75.5 0.020
4329P2 162.00
2973XC/XG* Circlips CW-17
Radial Head 10.5:1 Compression
253 76
0.040
4329P4 162.00
2992XC/XG* Wrist Pin S-330
PISTONS