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CP Pistons for Motorcycles and Powersports


CP Pistons manufactures some of the finest forged pistons available today. A wide selection of over 180 shelf pistons is available for Motorcycles and Powersports. Shelf part pistons are capable of extreme horsepower per cylinder. (with upgraded 9310 steel wrist pins) It does not matter if your application is for streets or offroad performance, CP pistons will maximize performance and strength of your engine. Each of these pistons was designed through extensive research and development with the cooperation of some of the biggest names in motorsports. Depend on CP Pistons to take you to the checkered flag.

CP Pistons Shelf Parts available for Motorcycles and Powersports


2007-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
CRF150R (149cc)
66.0mm
STD
43.7mm
13.0:1
Designed for stock concave valves; *Rings not included; Deglaze Cylinder(s)
Honda
CRF150R (149cc)
66.0mm
STD
43.7mm
13.0:1
Designed for flat valves; *Rings not included; Deglaze Cylinder(s)
Honda
CRF150R (158cc)
68.0mm
+2.0mm
43.7mm
13.0:1
Bore and Replate Cylinder(s)


1996-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
XR400R/TRX400EX (397cc)
85.0mm
STD
70.0mm
11.1:1
Deglaze Cylinder(s)
Honda
XR400R/TRX400EX (397cc)
85.0mm
STD
70.0mm
12.5:1
Deglaze Cylinder(s)
Honda
XR400R/TRX400EX (407cc)
86.0mm
+1.0mm
70.0mm
11.1:1
Bore and Hone Cylinder(s)
Honda
XR400R/TRX400EX (407cc)
86.0mm
+1.0mm
70.0mm
12.5:1
Bore and Hone Cylinder(s)
Honda
XR400R/TRX400EX (416cc)
87.0mm
+2.0mm
70.0mm
11.1:1
Bore and Hone Cylinder(s)
Honda
XR400R/TRX400EX (416cc)
87.0mm
+2.0mm
70.0mm
12.5:1
Bore and Hone Cylinder(s)
Honda
XR400R/TRX400EX (435cc)
89.0mm
+4.0mm
70.0mm
11.5:1
Bore and Hone Cylinder(s)


2004-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
CRF250R (249cc)
78.0mm
STD
52.2mm
13.0:1
Deglaze Cylinder(s)
Honda
CRF250R (256cc)
78.0mm
STD
52.2mm
13.5:1
Deglaze Cylinder(s)
Honda
CRF250R (262cc)
80.0mm
+2.0mm
52.2mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF250R (268cc)
81.0mm
+3.0mm
52.2mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF250R (249cc)
78.0mm
STD
52.2mm
14.0:1
Full Race Trenched Pistons;*Rings not included; Deglaze Cylinder(s)
Honda
CRF250R (249cc)
78.0mm
STD
52.2mm
14.5:1
Full Race Trenched Pistons; Deglaze Cylinder(s)
Honda
CRF250R (249cc)
78.0mm
STD
52.2mm
14.5:1
Full Race Trenched Pistons with Bump Pockets (Setup for stock valves or stock type, concave valves);*Rings not included; Deglaze Cylinder(s)
Honda
CRF250R (249cc)
78.0mm
STD
52.2mm
14.5:1
Full Race Trenched Pistons with Bump Pockets (Setup for stock valves or stock type, concave valves); Deglaze Cylinder(s)


2002-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
CRF450R (449cc)
96.0mm
STD
62.0mm
12.5:1
Deglaze Cylinder(s)
Honda
CRF450R (449cc)
96.0mm
STD
62.0mm
13.0:1
Deglaze Cylinder(s)
Honda
CRF450R (449cc)
96.0mm
STD
62.0mm
13.5:1
Deglaze Cylinder(s)
Honda
CRF450R (458cc)
97.0mm
+1.0mm
62.0mm
12.5:1
Bore and Replate Cylinder(s)
Honda
CRF450R (458cc)
97.0mm
+1.0mm
62.0mm
13.5:1
Bore and Replate Cylinder(s)
Honda
CRF450R (468cc)
98.0mm
+2.0mm
62.0mm
12.5:1
Bore and Replate Cylinder(s)
Honda
CRF450R (468cc)
98.0mm
+2.0mm
62.0mm
13.0:1
Bore and Replate Cylinder(s)
Honda
CRF450R (468cc)
98.0mm
+2.0mm
62.0mm
13.5:1
Bore and Replate Cylinder(s)
Honda
CRF450R (477cc)
99.0mm
+3.0mm
62.0mm
12.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF450R (477cc)
99.0mm
+3.0mm
62.0mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF450R (486cc)
100.0mm
+4.0mm
62.0mm
12.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF450R (486cc)
100.0mm
+4.0mm
62.0mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Honda
CRF450R (449cc)
96.0mm
STD
62.0mm
14.0:1
Deglaze Cylinder(s)


1992-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
TRX300EX (282cc)
74.0mm
STD
65.5mm
11.5:1
Deglaze Cylinder(s)
Honda
TRX300EX (289cc)
75.0mm
+1.0mm
65.5mm
11.5:1
Bore and Hone Cylinder(s)
Honda
TRX300EX (297cc)
76.0mm
+2.0mm
65.5mm
11.5:1
Bore and Hone Cylinder(s)

2004-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
TRX450R (450cc)
94.0mm
STD
64.8mm
11.0:1
Deglaze Cylinder(s)
Honda
TRX450R (450cc)
94.0mm
STD
64.8mm
12.0:1
Deglaze Cylinder(s)
Honda
TRX450R (450cc)
94.0mm
STD
64.8mm
13.0:1
Deglaze Cylinder(s)
Honda
TRX450R (459cc)
95.0mm
+1.0mm
64.8mm
11.0:1
Bore and Replate Cylinder(s)
Honda
TRX450R (459cc)
95.0mm
+1.0mm
64.8mm
13.0:1
Bore and Replate Cylinder(s)
Honda
TRX450R (459cc)
96.0mm
+2.0mm
64.8mm
11.0:1
Bore and Replate Cylinder(s)
Honda
TRX450R (459cc)
96.0mm
+2.0mm
64.8mm
13.0:1
Bore and Replate Cylinder(s)
Honda
TRX450R (459cc)
97.0mm
+3.0mm
64.8mm
13.0:1
Requires Sleeve or Nikasil Cylinder
Honda
TRX450R (489cc)
98.0mm
+4.0mm
64.8mm
11.0:1
Requires Sleeve or Nikasil Cylinder
Honda
TRX450R (489cc)
98.0mm
+4.0mm
64.8mm
13.0:1
Requires Sleeve or Nikasil Cylinder
Honda
TRX450R (450cc)
94.0mm
STD
64.8mm
13.5:1
Full Race Piston; Deglaze Cylinder(s)
2006-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Honda
TRX450R (449cc)
96.0mm
STD
62.0mm
12.5:1
Deglaze Cylinder(s)
Honda
TRX450R (449cc)
96.0mm
STD
62.0mm
13.0:1
Deglaze Cylinder(s)
Honda
TRX450R (449cc)
96.0mm
STD
62.0mm
13.5:1
Deglaze Cylinder(s)
Honda
TRX450R (468cc)
98.0mm
+2.0mm
62.0mm
12.5:1
Bore and Replate Cylinder(s)
Honda
TRX450R (486cc)
100.0mm
+4.0mm
62.0mm
13.0:1
Requires Sleeve or Nikasil Cylinder
Honda
TRX450R (449cc)
96.0mm
STD
62.0mm
14.0:1
Full Race Piston; Deglaze Cylinder(s)


2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Can Am
DS450 (450cc)
97.0mm
STD
60.8mm
11.0:1
Deglaze Cylinder(s)
Can Am
DS450 (450cc)
97.0mm
STD
60.8mm
13.0:1
Deglaze Cylinder(s)
Can Am
DS450 (450cc)
97.0mm
STD
60.8mm
13.6:1
Deglaze Cylinder(s)


2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Polaris
Ranger RZR (760cc)
80.0mm
STD
75.6mm
11.0:1
Deglaze Cylinder(s)
Polaris
Ranger RZR (760cc)
80.0mm
STD
75.6mm
12.0:1
Deglaze Cylinder(s)
Polaris
Ranger RZR (760cc)
80.0mm
STD
75.6mm
12.5:1
Deglaze Cylinder(s)
Polaris
Ranger RZR (798cc)
82.0mm
+2.0mm
75.6mm
11.5:1
Bore and Replate Cylinder(s)

Harley Twin Cams 1999-2006 88cid STOCK BORE: 3.750 STOCK STROKE: 4.000
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5011 3.750 4.000 1.270 9.5:1 +9.9cc RS111A-3750-0 927-2500-15CP1C 927X073SWL
M5012 3.760 4.000 1.270 9.5:1 +9.3cc RS111A-3760-0 927-2500-15CP1C 927X073SWL
M5013 3.780 4.000 1.270 9.5:1 +8.6cc RS111A-3780-0 927-2500-15CP1C 927X073SWL
M5014 3.750 4.000 1.270 10.5:1 +18.9cc RS111A-3750-0 927-2500-15CP1C 927X073SWL
M5015 3.760 4.000 1.270 10.5:1 +18.3cc RS111A-3760-0 927-2500-15CP1C 927X073SWL
M5016 3.780 4.000 1.270 10.5:1 +17.8cc RS111A-3780-0 927-2500-15CP1C 927X073SWL
Harley Twin Cams 1999-2006 95cid STOCK BORE: 3.875 STOCK STROKE: 4.000
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5070 3.875 4.000 1.270 9.0:1 F.T. -1.6cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5017 3.875 4.000 1.270 9.5:1 +4.6cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5018 3.880 4.000 1.270 9.5:1 +4.6cc RS111A-3880-0 927-2500-15CP1C 927X073SWL
M5019 3.885 4.000 1.270 9.5:1 +4.6cc RS111A-3885-0 927-2500-15CP1C 927X073SWL
M5061 3.875 4.000 1.270 10.0:1 +9.7cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5062 3.880 4.000 1.270 10.0:1 +9.4cc RS111A-3880-0 927-2500-15CP1C 927X073SWL
M5063 3.885 4.000 1.270 10.0:1 +9.0cc RS111A-3885-0 927-2500-15CP1C 927X073SWL
M5020 3.875 4.000 1.270 10.5:1 +14.5cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5021 3.880 4.000 1.270 10.5:1 +14.5cc RS111A-3880-0 927-2500-15CP1C 927X073SWL
M5022 3.885 4.000 1.270 10.5:1 +14.5cc RS111A-3885-0 927-2500-15CP1C 927X073SWL
Harley Twin Cams 1999-2006 103cid STOCK BORE: 3.875 STOCK STROKE: 4.375
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5064 3.875 4.375 1.092 9.5:1 F.T. -1.6cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5023 3.875 4.375 1.092 10.0:1 +1.4cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5024 3.880 4.375 1.092 10.0:1 +1.4cc RS111A-3880-0 927-2500-15CP1C 927X073SWL
M5025 3.885 4.375 1.092 10.0:1 +1.4cc RS111A-3885-0 927-2500-15CP1C 927X073SWL
Harley Twin Cams 2007+ 96cid STOCK BORE: 3.750 STOCK STROKE: 4.375
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5086 3.760 4.375 1.083 10.0:1 +8.0cc RS111A-3760-0 927-2500-15CP1C 927X073SWL
Harley Twin Cams 2007+ 103cid STOCK BORE: 3.875 STOCK STROKE: 4.375
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5080 3.875 4.375 1.083 10.0:1 +5.5cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5082 3.885 4.375 1.083 10.0:1 +5.5cc RS111A-3885-0 927-2500-15CP1C 927X073SWL
M5083 3.875 4.375 1.083 10.0:1 +10.5cc RS111A-3875-0 927-2500-15CP1C 927X073SWL
M5085 3.885 4.375 1.083 10.5:1 +10.5cc RS111A-3885-0 927-2500-15CP1C 927X073SWL

Harley Sportster XL 1988-2003 1200cc STOCK BORE: 3.498 STOCK STROKE: 3.812
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5026 3.498 3.812 1.207 9.0:1 F.T. -1.4cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5027 3.503 3.812 1.207 9.0:1 F.T. -1.4cc RS1223-3505-0 791-2500-14CP1C 787X050SWL
M5028 3.508 3.812 1.207 9.0:1 F.T. -1.4cc RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5029 3.518 3.812 1.207 9.0:1 F.T. -1.4cc RS1227-3515-0 791-2500-14CP1C 787X050SWL
M5030 3.528 3.812 1.207 9.0:1 F.T. -1.4cc RS1227-3530-0 791-2500-14CP1C 787X050SWL
M5031 3.498 3.812 1.207 10.5:1 +12.6cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5032 3.503 3.812 1.207 10.5:1 +12.6cc RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5033 3.508 3.812 1.207 10.5:1 +12.6cc RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5034 3.518 3.812 1.207 10.5:1 +12.6cc RS1227-3515-0 791-2500-14CP1C 787X050SWL
M5035 3.528 3.812 1.207 10.5:1 +12.6cc RS1227-3530-0 791-2500-14CP1C 787X050SWL
Harley Sportster Conversion 1988-2003 883cc-1200cc STOCK BORE: 3.498 STOCK STROKE: 3.812
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5036 3.498 3.812 1.207 10.0:1 -9.4cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5037 3.505 3.812 1.207 10.0:1 -9.4cc RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5038 3.510 3.812 1.207 10.0:1 -9.0cc RS1227-3510-0 791-2500-14CP1C 787X050SWL

Harley Shovelhead 1966-1984 74 cid STOCK BORE: 3.437 STOCK STROKE: 3.968
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5039 3.437 3.968 1.440 8.5:1 +44.8cc RS1223-3437-0 791-2500-14CP1C 787X050SWL
M5040 3.457 3.968 1.440 8.5:1 +43.6cc RS1223-3457-0 791-2500-14CP1C 787X050SWL
M5041 3.467 3.968 1.440 8.5:1 +42.8cc RS1223-3467-0 791-2500-14CP1C 787X050SWL
Harley Shovelhead 1966-1984 80cid STOCK BORE: 3.437 STOCK STROKE: 4.250
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5042 3.498 4.250 1.300 8.5:1 +38.0cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5043 3.503 4.250 1.300 8.5:1 +38.0cc RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5044 3.508 4.250 1.300 8.5:1 +38.0cc RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5045 3.518 4.250 1.300 8.5:1 +38.0cc RS1227-3515-0 791-2500-14CP1C 787X050SWL
M5046 3.528 4.250 1.300 8.5:1 +38.0cc RS1227-3525-0 791-2500-14CP1C 787X050SWL
M5047 3.498 4.250 1.300 9.5:1 +48.5cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5048 3.503 4.250 1.300 9.5:1 +48.5cc RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5049 3.508 4.250 1.300 9.5:1 +48.5cc RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5050 3.518 4.250 1.300 9.5:1 +48.5cc RS1227-3515-0 791-2500-14CP1C 787X050SWL
M5051 3.528 4.250 1.300 9.5:1 +48.5cc RS1227-3525-0 791-2500-14CP1C 787X050SWL
Harley Shovelhead 1966-1984 86cid STOCK BORE: 3.437 STOCK STROKE: 4.500
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5052 3.498 4.500 1.175 9.5:1 +44.0cc RS1227-3498-0 791-2500-14CP1C 787X050SWL
M5053 3.503 4.500 1.175 9.5:1 +44.0cc RS1227-3505-0 791-2500-14CP1C 787X050SWL
M5054 3.508 4.500 1.175 9.5:1 +44.0cc RS1227-3510-0 791-2500-14CP1C 787X050SWL
M5055 3.518 4.500 1.175 9.5:1 +44.0cc RS1227-3515-0 791-2500-14CP1C 787X050SWL

Harley V-Rod 2001+ 1130cc STOCK BORE: 3.937 STOCK STROKE: 2.835
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5056 3.937 2.835 1.195 8.5:1 -30.5cc CPN2-3937 866-2250-15CP1C 886X063SWL
M5074 3.937 2.835 1.195 9.5:1 -22.0cc CPN2-3937 866-2250-15CP1C 886X063SWL
M5057 3.937 2.835 1.195 12.0:1 -6.9cc RS1618XHH-3937-0 866-2250-15CP1C 886X063SWL
M5058 3.937 2.835 1.195 14.0:1 +1.0cc CPN2-3937 866-2250-15CP1C 886X063SWL
Harley V-Rod 2001+ 1318cc STOCK BORE: 4.250 STOCK STROKE: 2.835
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5059 4.250 2.835 1.195 12.0:1 -9.1cc RS1000-4250-5 866-2250-15CP1C 886X063SWL
M5060 4.250 2.835 1.195 14.0:1 -4.1cc RS1000-4250-5 866-2250-15CP1C 886X063SWL
Harley V-Rod Stroker Crank 2001+ 1178cc STOCK BORE: 3.937 DESTROYER STROKE: 2.953
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5075 3.937 2.953 1.145 12.0:1 -14.0cc CPN2-3937 866-2250-15CP1C 886X063SWL
Harley V-Rod Stroker Crank 2001+ 1300cc DESTROYER BORE: 4.134 DESTROYER STROKE: 2.953
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5077 4.134 2.953 1.145 12.0:1 -17.8cc RS1018-4130-0 866-2250-15CP1C 886X063SWL
Harley V-Rod Stroker Crank 2001+ 1357cc DESTROYER BORE: 4.134 STROKE: 3.085
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5078 4.134 3.085 1.080 12.0:1 -20.4cc RS1018-4130-0 866-2250-15CP1C 886X063SWL
Harley V-Rod Stroker Crank 2001+ 1434cc BORE: 4.250 STROKE: 3.085
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5079 4.250 3.085 1.080 12.0:1 -23.6cc RS1000-4250-5 866-2250-15CP1C 886X063SWL

Harley Evolution 1986-Present 1340cc STOCK BORE: 3.498 STOCK STROKE: 4.250
Part# Bore Stroke Compression Height Compression Ratio Dome CC's Rings Pins Locks
M5000 3.498 4.250 1.375 9.75:1 +12.1cc RS1227-3498-0 792-2500-14CP1C 787X050SWL
M5001 3.500 4.250 1.375 9.75:1 +12.1cc RS1227-3500-0 792-2500-14CP1C 787X050SWL
M5002 3.503 4.250 1.375 9.75:1 +12.1cc RS1227-3505-0 792-2500-14CP1C 787X050SWL
M5003 3.505 4.250 1.375 9.75:1 +12.1cc RS1227-3505-0 792-2500-14CP1C 787X050SWL
M5004 3.508 4.250 1.375 9.75:1 +12.1cc RS1227-3510-0 792-2500-14CP1C 787X050SWL
M5005 3.510 4.250 1.375 9.75:1 +12.1cc RS1227-3510-0 792-2500-14CP1C 787X050SWL
M5006 3.518 4.250 1.375 9.75:1 +12.1cc RS1227-3515-0 792-2500-14CP1C 787X050SWL
M5007 3.498 4.250 1.375 10.5:1 +16.6cc RS1227-3498-0 792-2500-14CP1C 787X050SWL
M5008 3.503 4.250 1.375 10.5:1 +16.6cc RS1227-3505-0 792-2500-14CP1C 787X050SWL
M5009 3.508 4.250 1.375 10.5:1 +16.6cc RS1227-3510-0 792-2500-14CP1C 787X050SWL
M5010 3.518 4.250 1.375 10.5:1 +16.6cc RS1227-3515-0 792-2500-14CP1C 787X050SWL


2006-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
KTM
250 SX-F (250cc)
76.0mm
STD
55.0mm
13.5:1
Deglaze Cylinder(s)

2006
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
KTM
450 XC-G (450cc)
95.0mm
STD
63.4mm
12.5:1
Deglaze Cylinder(s)
KTM
450 XC-G (450cc)
95.0mm
STD
63.4mm
13.5:1
Deglaze Cylinder(s)

2007-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
KTM
450 SX-F (450cc)
97.0mm
STD
60.8mm
13.0:1
Deglaze Cylinder(s)
KTM
450 SX-F (450cc)
97.0mm
STD
60.8mm
13.5:1
Deglaze Cylinder(s)

2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
KTM
450 XC (450cc)
89.0mm
STD
72.0mm
12.0:1
Deglaze Cylinder(s)
KTM
450 XC (450cc)
89.0mm
STD
72.0mm
13.0:1
Deglaze Cylinder(s)
KTM
450 XC (450cc)
89.0mm
STD
72.0mm
13.5:1
Full Race Pistons;
Deglaze Cylinder(s)

2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
KTM
525 XC (525cc)
95.0mm
STD
72.0mm
12.0:1
Deglaze Cylinder(s)
KTM
525 XC (525cc)
95.0mm
STD
72.0mm
13.0:1
Deglaze Cylinder(s)

2001-2004
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
13.0:1
Deglaze Cylinder(s)
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
13.5:1
Deglaze Cylinder(s)
Yamaha
YZ250F (263cc)
79.0mm
+2.0mm
53.6mm
13.0:1
Bore and Replate Cylinder(s)
2005-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
12.8:1
Deglaze Cylinder(s)
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
13.5:1
Deglaze Cylinder(s)
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
14.0:1
Deglaze Cylinder(s)
Yamaha
YZ250F (263cc)
79.0mm
+2.0mm
53.6mm
12.5:1
Bore and Replate Cylinder(s)
Yamaha
YZ250F (269cc)
80.0mm
+3.0mm
53.6mm
12.5:1
Requires Sleeve or Nikasil Cylinder
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
14.25:1
Full Race Piston, *No rings supplied; Deglaze Cylinder(s)
Yamaha
YZ250F (250cc)
77.0mm
STD
53.6mm
14.25:1
Full Race Piston, Deglaze Cylinder(s)

2003-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YZ450F (449cc)
95.0mm
STD
63.4mm
13.0:1
Deglaze Cylinder(s)
Yamaha
YZ450F (449cc)
95.0mm
STD
63.4mm
13.5:1
Deglaze Cylinder(s)
Yamaha
YZ450F (468cc)
97.0mm
+2.0mm
63.4mm
13.0:1
Bore and Replate Cylinder(s)
Yamaha
YZ450F (468cc)
97.0mm
+2.0mm
63.4mm
13.5:1
Bore and Replate Cylinder(s)
Yamaha
YZ450F (478cc)
98.0mm
+3.0mm
63.4mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Yamaha
YZ450F (449cc)
95.0mm
STD
63.4mm
13.75:1
Full Race Piston, Deglaze Cylinder(s)

2003-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YFZ450F (439cc)
95.0mm
STD
62.0mm
12.5:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (439cc)
95.0mm
STD
62.0mm
13.0:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (439cc)
95.0mm
STD
62.0mm
13.5:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (449cc)
96.0mm
+1.0mm
62.0mm
13.0:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (449cc)
96.0mm
+1.0mm
62.0mm
13.5:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (458cc)
97.0mm
+2.0mm
62.0mm
12.5:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (458cc)
97.0mm
+2.0mm
62.0mm
13.0:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (458cc)
97.0mm
+2.0mm
62.0mm
13.5:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (468cc)
98.0mm
+3.0mm
62.0mm
12.5:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (439cc)
95.0mm
STD
62.0mm
13.25:1
Full Race Piston, Deglaze Cylinder(s)
2006-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YFZ450F (449cc)
95.0mm
STD
63.4mm
12.75:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (449cc)
95.0mm
STD
63.4mm
13.25:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (449cc)
95.0mm
STD
63.4mm
13.75:1
Deglaze Cylinder(s)
Yamaha
YFZ450F (459cc)
96.0mm
+1.0mm
63.4mm
13.251
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (459cc)
96.0mm
+1.0mm
63.4mm
13.75:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (468cc)
97.0mm
+2.0mm
63.4mm
12.75:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (468cc)
97.0mm
+2.0mm
63.4mm
13.25:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (468cc)
97.0mm
+2.0mm
63.4mm
13.75:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (478cc)
98.0mm
+3.0mm
63.4mm
12.75:1
Bore and Replate Cylinder(s)
Yamaha
YFZ450F (449cc)
95.0mm
STD
63.4mm
13.5:1
Full Race Piston, Deglaze Cylinder(s)

2002-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YFM660 Rhino/Raptor (660cc)
100.0mm
STD
84.0mm
11.0:1
Deglaze Cylinder(s)
Yamaha
YFM660 Rhino/Raptor (686cc)
102.0mm
+2.0mm
84.0mm
11.0:1
Bore and Replate Cylinder(s)
Yamaha
YFM660 Rhino/Raptor (686cc)
102.0mm
+2.0mm
84.0mm
12.0:1
Bore and Replate Cylinder(s)
Yamaha
YFM660 Rhino/Raptor (686cc)
102.0mm
+2.0mm
84.0mm
12.5:1
Bore and Replate Cylinder(s)
Yamaha
YFM660 Rhino/Raptor (727cc)
105.0mm
+5.0mm
84.0mm
12.0:1
Bore and Replate Cylinder(s)

2006-2007
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
Raptor 700R / Rhino 700FI (686cc)
102.0mm
STD
84.0mm
11.0:1
Deglaze Cylinder(s)
Yamaha
Raptor 700R / Rhino 700FI (686cc)
102.0mm
STD
84.0mm
12.0:1
Deglaze Cylinder(s)
Yamaha
Raptor 700R / Rhino 700FI (727cc)
105.0mm
+3.0mm
84.0mm
10.75:1
Bore and Replate Cylinder(s)
Yamaha
Raptor 700R / Rhino 700FI (727cc)
105.0mm
+3.0mm
84.0mm
12.0:1
Bore and Replate Cylinder(s)
Yamaha
Raptor 700R / Rhino 700FI (727cc)
105.0mm
+3.0mm
84.0mm
13.0:1
Bore and Replate Cylinder(s)
Yamaha
Raptor 700R / Rhino 700FI (734cc)
105.5mm
+3.5mm
84.0mm
12.5:1
Bore and Replate Cylinder(s)

2004-2006
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YFZ R1 (998cc)
77.0mm
STD
53.6mm
13.0:1
Deglaze Cylinder(s)
Yamaha
YFZ R1 (1025cc)
78.0mm
+1.0mm
53.6mm
13.0:1
Bore and Replate Cylinder(s)
Yamaha
YFZ R1 (1050cc)
79.0mm
+2.0mm
53.6mm
13.0:1
Bore and Replate Cylinder(s)
2007-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Yamaha
YFZ R1 (998cc)
77.0mm
STD
53.6mm
13.0:1
Deglaze Cylinder(s)
Yamaha
YFZ R1 (1050cc)
79.0mm
+2.0mm
53.6mm
13.0:1
Bore and Replate Cylinder(s)

2005-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KX250F (250cc)
77.0mm
STD
53.6mm
13.5:1
Deglaze Cylinder(s)
Kawasaki
KX250F (250cc)
77.0mm
STD
53.6mm
14.2:1
Deglaze Cylinder(s)
Kawasaki
KX250F (263cc)
79.0mm
+2.0mm
53.6mm
12.5:1
Bore and Replate Cylinder(s)
Kawasaki
KX250F (263cc)
79.0mm
+2.0mm
53.6mm
13.5:1
Bore and Replate Cylinder(s)
Kawasaki
KX250F (269cc)
80.0mm
+3.0mm
53.6mm
13.5:1
Requires Sleeve or Nikasil Cylinder
Kawasaki
KX250F (276cc)
81.0mm
+4.0mm
53.6mm
12.5:1
Requires Sleeve or Nikasil Cylinder

2003-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KLX400F (398cc)
90.0mm
STD
62.4mm
12.5:1
Deglaze Cylinder(s)
Kawasaki
KLX400F (434cc)
94.0mm
+4.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)
Kawasaki
KLX400F (450cc)
95.0mm
+5.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)

2004-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KX450F (450cc)
96.0mm
STD
62.1mm
13.0:1
Deglaze Cylinder(s)
Kawasaki
KX450F (450cc)
96.0mm
STD
62.1mm
13.5:1
Deglaze Cylinder(s)
Kawasaki
KX450F (468cc)
98.0mm
+2.0mm
62.1mm
13.5:1
Bore and Replate Cylinder(s)

2003-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KFX400F (398cc)
90.0mm
STD
62.4mm
12.5:1
Deglaze Cylinder(s)
Kawasaki
KFX400F (434cc)
94.0mm
+4.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)
Kawasaki
KFX400F (450cc)
95.0mm
+5.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)

2007-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KFX450F (450cc)
96.0mm
STD
62.1mm
13.0:1
Deglaze Cylinder(s)
Kawasaki
KFX450F (450cc)
96.0mm
STD
62.1mm
13.5:1
Deglaze Cylinder(s)
Kawasaki
KFX450F (468cc)
98.0mm
+2.0mm
62.1mm
13.0:1
Bore and Replate Cylinder(s)
Kawasaki
KFX450F (450cc)
96.0mm
STD
62.1mm
13.8:1
Full race piston; Deglaze Cylinder(s)

2003-2006
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
KFX/Prarie 700 (697cc)
82.0mm
STD
66.0mm
11.0:1
Deglaze Cylinder(s)
Kawasaki
KFX/Prarie 700 (714cc)
83.0mm
+1.0mm
66.0mm
12.0:1
Bore and Hone Cylinder(s)
Kawasaki
KFX/Prarie 700 (749cc)
85.0mm
+3.0mm
66.0mm
12.5:1
Bore and Hone Cylinder(s)

2000-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
ZX12R (1200cc)
83.0mm
STD
55.4mm
13.5:1
Deglaze Cylinder(s)
Kawasaki
ZX12R (1200cc)
85.0mm
+2.0mm
55.4mm
12.5:1
Bore and Replate Cylinder(s)

2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Kawasaki
Ninja ZX14 (1352cc)
84.0mm
STD
55.4mm
9.5:1
Turbo; Deglaze Cylinder(s)
Kawasaki
Ninja ZX14 (1352cc)
84.0mm
STD
55.4mm
13.5:1
Deglaze Cylinder(s)
Kawasaki
Ninja ZX14 (1418cc)
86.0mm
+2.0mm
55.4mm
13.25:1
Bore and Replate Cylinder(s)
Kawasaki
Ninja ZX14 (1450cc)
87.0mm
+3.0mm
55.4mm
14.0:1
Bore and Replate Cylinder(s)

2004-2006
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
RMZ250 (250cc)
77.0mm
STD
53.6mm
14.0:1
Deglaze Cylinder(s)
Suzuki
RMZ250 (263cc)
79.0mm
+2.0mm
53.6mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
RMZ250 (263cc)
79.0mm
+2.0mm
53.6mm
13.5:1
Bore and Replate Cylinder(s)
Suzuki
RMZ250 (276cc)
81.0mm
+4.0mm
53.6mm
12.5:1
Bore and Replate Cylinder(s)
2007-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
RMZ250 (249cc)
77.0mm
STD
53.6mm
13.5:1
Deglaze Cylinder(s)
Suzuki
RMZ250 (249cc)
77.0mm
STD
53.6mm
14.2:1
Deglaze Cylinder(s)
Suzuki
RMZ250 (263cc)
79.0mm
+2.0mm
53.6mm
13.5:1
Bore and Replate Cylinder(s)

2003-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
DRZ400 (398cc)
90.0mm
STD
62.4mm
12.5:1
Deglaze Cylinder(s)
Suzuki
DRZ400 (434cc)
94.0mm
+4.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
DRZ400 (450cc)
95.0mm
+5.0mm
62.4mm
12.5:1
Bore and Replate Cylinder(s)

2005-2007
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
RMZ450 (449cc)
95.5mm
STD
62.8mm
13.0:1
Deglaze Cylinder(s)
Suzuki
RMZ450 (449cc)
95.5mm
STD
62.8mm
13.5:1
Deglaze Cylinder(s)
Suzuki
RMZ450 (473cc)
98.0mm
+2.5mm
62.8mm
12.5:1
Bore and Replate Cylinder(s)
2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
RMZ450 (449cc)
96.0mm
STD
62.1mm
13.0:1
Deglaze Cylinder(s)
Suzuki
RMZ450 (449cc)
96.0mm
STD
62.1mm
13.5:1
Deglaze Cylinder(s)

2003-2005
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
LTZ400 (398cc)
90.0mm
STD
62.4mm
12.5:1
Deglaze Cylinder(s)
Suzuki
LTZ400 (434cc)
94.0mm
+4.0mm
62.4mm
12.5:1
Deglaze Cylinder(s)
Suzuki
LTZ400 (450cc)
95.0mm
+5.0mm
62.4mm
12.5:1
Deglaze Cylinder(s)

2006-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
LTR450 (449cc)
95.5mm
STD
62.8mm
13.0:1
Deglaze Cylinder(s)
Suzuki
LTR450 (449cc)
95.5mm
STD
62.8mm
13.5:1
Deglaze Cylinder(s)
Suzuki
LTR450 (473cc)
98.0mm
+2.5mm
62.8mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
LTR450 (449cc)
95.5mm
STD
62.8mm
13.75:1
Full Race Piston; Deglaze Cylinder(s)

2005-2007
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
King Quad 700 (700cc)
102.0mm
STD
85.0mm
11.5:1
Deglaze Cylinder(s)
Suzuki
King Quad 700 (750cc)
106.0mm
+4.0mm
85.0mm
11.5:1
Bore and Replate Cylinder(s)
Suzuki
King Quad 700 (750cc)
106.0mm
+4.0mm
85.0mm
12.5:1
Bore and Replate Cylinder(s)

2001-2004
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
GSXR 1000 (1043cc)
75.0mm
+2.0mm
59.0mm
13.5:1
Bore and Replate Cylinder(s)
Suzuki
GSXR 1000 (1078cc)
76.0mm
+3.0mm
59.0mm
13.5:1
Bore and Replate Cylinder(s)
2005-2008
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
GSXR 1000 (1043cc)
75.0mm
+1.6mm
59.0mm
13.5:1
Bore and Replate Cylinder(s)
Suzuki
GSXR 1000 (1078cc)
76.0mm
+2.6mm
59.0mm
13.5:1
Bore and Replate Cylinder(s)

1999-2007
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
GSXR1300R Hayabusa (1300cc)
81.0mm
STD
63.0mm
9.5:1
Turbo; Deglaze Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1300cc)
81.0mm
STD
63.0mm
12.5:1
Deglaze Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1363cc)
83.0mm
+2.0mm
63.0mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1363cc)
83.0mm
+2.0mm
63.0mm
14.0:1
w/ Gas ports; Bore and Replate Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1396cc)
84.0mm
+3.0mm
63.0mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1396cc)
84.0mm
+3.0mm
63.0mm
14.0:1
w/ Gas ports; Bore and Replate Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1429cc)
85.0mm
+4.0mm
63.0mm
12.5:1
Bore and Replate Cylinder(s)
Suzuki
GSXR1300R Hayabusa (1429cc)
85.0mm
+4.0mm
63.0mm
14.0:1
w/ Gas ports; Bore and Replate Cylinder(s)

2008+
Make
Part#
Engine (Displacement)
Bore
Size
Stroke
CR
Notes
Suzuki
GSXR1340R Hayabusa (1340cc)
81.0mm
STD
65.0mm
9.5:1
Turbo; Deglaze Cylinder(s)
Suzuki
GSXR1340R Hayabusa (1340cc)
81.0mm
STD
65.0mm
13.5:1
Deglaze Cylinder(s)
Suzuki
GSXR1340R Hayabusa (1440cc)
84.0mm
+3.0mm
65.0mm
13.25:1
Bore and Replate Cylinder(s)
Suzuki
GSXR1340R Hayabusa (1475cc)
85.0mm
+4.0mm
65.0mm
14.0:1
Bore and Replate Cylinder(s)

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CP Pistons Forged Piston Kit for 2005-2012 Yamaha YZ125 54.0mm Bore / 12.5:1 CR CP Pistons Forged Piston Kit for 2005-2007 Honda CR125 54.0mm Bore / 8.6:1 CR CP Pistons Forged Piston Kit for 2004-2007 Kawasaki KX125 54.0mm Bore / 12.6:1 CR
CP Pistons Forged Piston Kit for 2005-2012 Yamaha YZ125 54.0mm Bore / 12.5:1 CR
List Price: $205.15
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CP Pistons Forged Piston Kit for 2005-2007 Honda CR125 54.0mm Bore / 8.6:1 CR
List Price: $205.15
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CP Pistons Forged Piston Kit for 2004-2007 Kawasaki KX125 54.0mm Bore / 12.6:1 CR
List Price: $205.15
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CP Pistons Forged Piston Kit for 2004-2006 Suzuki RM125 54.0mm Bore / 12.6:1 CR CP Pistons Forged Piston Kit for 2002-2012 Yamaha YZ250 66.4mm Bore / 10.6:1 CR CP Pistons Forged Piston Kit for 2005-2007 Honda CR250 66.4mm Bore / 8.5:1 CR
CP Pistons Forged Piston Kit for 2004-2006 Suzuki RM125 54.0mm Bore / 12.6:1 CR
List Price: $205.15
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CP Pistons Forged Piston Kit for 2002-2012 Yamaha YZ250 66.4mm Bore / 10.6:1 CR
List Price: $225.50
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CP Pistons Forged Piston Kit for 2005-2007 Honda CR250 66.4mm Bore / 8.5:1 CR
List Price: $225.50
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CP Pistons Forged Piston Kit for 2005-2007 Kawasaki KX250 66.4mm Bore / 11.3:1 CR CP Pistons Forged Piston Kit for 2005-2008 Suzuki RM250 66.4mm Bore / 11.3:1 CR CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX700 82.0mm Bore / 11.0:1 CR
CP Pistons Forged Piston Kit for 2005-2007 Kawasaki KX250 66.4mm Bore / 11.3:1 CR
List Price: $225.50
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CP Pistons Forged Piston Kit for 2005-2008 Suzuki RM250 66.4mm Bore / 11.3:1 CR
List Price: $225.50
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CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX700 82.0mm Bore / 11.0:1 CR
List Price: $252.73
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CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX450 85.0mm Bore / 12.5:1 CR CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX450 83.0mm Bore / 12.0:1 CR CP Pistons Forged Piston Kit for 2008-2012 Kawasaki Teyrx 750 85.0mm Bore / 11.0:1 CR
CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX450 85.0mm Bore / 12.5:1 CR
List Price: $252.73
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CP Pistons Forged Piston Kit for 2003-2006 Kawasaki KFX450 83.0mm Bore / 12.0:1 CR
List Price: $252.73
Our Price: $225.00
You save $27.73!