Model |
Bore
x
Stroke
(mm) |
Bore
size
mm |
oversizes
inches |
Wiseco Piston Kit Part #
|
List
Price |
Our
Price |
|
JR 50 |
|
41
41.5
42
42.5
43 |
|
826M04100
826M04150
826M04200
826M04250
826M04300
|
$72.85
$72.85 $72.85 $80.14 $80.14 |
$58.00
$58.00 $58.00 $64.00 $64.00
|
Add one to basket. |
RM60,KX60,
1983-2005
Electrofusion Bore |
43
x
41.6 |
43
43.5
44
45 |
STD
.020
.040
.080 |
648M04300
648MO4350
648MO4400
648MO4500 |
$73.94
$73.94 $81.33 $81.33 |
$59.00 $59.00 $59.00 $65.00 |
Add one to basket. |
RM65, KX65, 2000-05
Electrofusion Bore
|
44.5
x
41.6 |
44.5
46.5 |
STD
.020
.040
.080 |
752MO4450
752MO4650
|
$75.52
$83.07 |
$60.00
$66.00 |
Add one to basket. |
RM65, KX65, 2000-05
Single ring Electra coated
|
44.5
x
41.6 |
44.5 |
STD |
861MO4450
|
$91.37 |
$73.00 |
Add one to basket. |
RM80
B, C, N, T, X
1977-81
DS80 thru 1996 |
49
x
42 |
49
49.5
50
50.5
51 |
STD
.020
.040
.060
.080 |
456MO4900
456MO4950
456MO5000
456MO5050
456MO5100 |
$72.70
$72.70
$72.70
$79.97
$79.97
|
$58.00
$58.00
$58.00
$64.00
$64.00
|
Add one to basket. |
RM80Z
1982 discontinued |
49
x
44 |
49
49.5
50
50.5
51 |
STD
.020
.040
.060
.080 |
484MO4900
484MO4950
484MO5000
484MO5050
484MO5100 |
$ |
$ |
no longer available |
RM80 D, E
1983-85
|
49
x
44
|
49
49.5
50
50.5
51
|
STD
.020
.040
.060
.080
|
497MO4900
497MO4950
497MO5000
497MO5050
497MO5100
|
$76.91
$76.91
$76.91
$84.60
$84.60
|
$62.00
$62.00
$62.00
$68.00
$68.00
|
Add one to basket. |
RM80
G
1986-87 |
47.5
x
46.8 |
47.5
47.75
48
48.25
48.5
48.75
49
49.5 |
STD
.010
.020
.030
.040
.050
.060
.080 |
542MO4750
542MO4775
542MO4800
542MO4825
542MO4850
542MO4875
542MO4900
542MO4850 |
$76.91
$76.91
$76.91
$76.91
$76.91
$76.91
$84.60
$84.60
|
$62.00
$62.00
$62.00
$62.00
$62.00
$62.00
$68.00
$68.00
|
Add one to basket. |
RM80
J
1988 |
47.5
x
46.8 |
47.5
47.75
48
48.25
48.5
48.75
49
49.5 |
STD
.010
.020
.030
.040
.050
.060
.080 |
567MO4750
567MO4775
567MO4800
567MO4825
567MO4850
567MO4875
567MO4900
567MO4950 |
$76.91
$76.91
$76.91
$76.91
$76.91
$76.91
$84.60
$84.60
|
$62.00
$62.00
$62.00
$62.00
$62.00
$62.00
$68.00
$68.00
|
Add one to basket. |
RM80 K, L
1989-90
|
47.5
x
46.8
|
47.5
47.75
48
48.25
48.5
48.75
49
49.5
|
STD
.010
.020
.030
.040
.050
.060
.080
|
579MO4750
579MO4775
579MO4800
579MO4825
579MO4850
579MO4875
579MO4900
579MO4950
|
$76.91
$76.91
$76.91
$76.91
$76.91
$76.91
$84.60
$84.60
|
$62.00
$62.00
$62.00
$62.00
$62.00
$62.00
$68.00
$68.00
|
Add one to basket. |
RM80
1991-2001
PRO-LITE
Power Valve Must be modified for 48.25 and larger
Nikasil Bore |
47.5
x
46.8 |
47.5
47.75
48
48.25
48.5
48.75
49
49.5 |
STD
.010
.020
.030
.040
.050
.060
.080 |
645MO4750
645MO4775
645MO4800
645MO4825
645MO4850
645MO4875
645MO4900
645MO4950 |
$76.91
$76.91
$76.91
$76.91
$76.91
$76.91
$84.60
$84.60
|
$62.00
$62.00
$62.00
$62.00
$62.00
$62.00
$68.00
$68.00
|
Add one to basket. |
RM85
2002-2005
Must use stock thrust washers |
48
x
46.8 |
48
48.5
49
50 |
STD
.020
.040
.080 |
806M04800
806MO4850
806MO4900
806MO5000 |
$67.22
$67.22 $67.22 $73.94 |
$54.00 $54.00 $54.00 $59.00 |
Add one to basket. |
RM80/RM85
1991-2005
Must use stock thrust washers |
52
x
46.8 |
99.4 |
|
806M05200 |
$106.58 |
$85.00 |
Add one to basket. |
RM100
A, N, X, T
1976, 1979-81 |
50
x
50 |
50
50.25
50.5
50.75
51
51.5
52 |
STD
.010
.020
.030
.040
.060
.080 |
454MO5000
454MO5025
454MO5050
454MO5075
454MO5100
454MO5150
454MO5200 |
$77.81
$77.81
$77.81
$77.81
$77.81
$85.61
$85.61
$85.61
|
$62.00
$62.00
$62.00
$62.00
$62.00
$68.00
$68.00
$68.00
|
Add one to basket. |
RM100
/ KX100, 1995-2005 |
99 |
52.5
53 54.5 |
STD
.020
.080 |
651MO5250
651MO5300
651MO5450 |
$85.60
$85.60
$94.15 |
$68.00
$68.00
$75.00 |
Add one to basket. |
125TS, DS
1979-81
125TC
1970-78
|
56
x
50
|
56
56.5
57
57.5
58
|
STD
.020
040
.060
.080
|
449MO5600
449MO5650
449MO5700
449MO5750
449MO5800
|
$82.78
$82.78
$82.78
$91.06
$91.06 |
$66.00
$66.00
$66.00
$73.00
$73.00
|
Add one to basket. |
RM125
B, C, N, T
1977-80 |
54
x
50 |
54
54.5
54.75
55
55.5
56 |
STD
.020
.030
.040
.060
.080 |
432MO5400
432MO5450
432MO5475
432MO5500
432MO5550
432MO5600 |
$92.83
$92.83
$92.83
$92.83
$102.11
$102.11
|
$74.00
$74.00
$74.00
$74.00
$82.00
$82.00
|
Add one to basket. |
RM125
1981-84 |
54
x
54 |
54
54.25
54.5
54.75
55
55.5
56 |
STD
.010
.020
.030
.040
.060
.080 |
511MO5400
511MO5425
511MO5450
511MO5475
511MO5500
511MO5550
511MO5600 |
$82.16
$82.16
$82.16
$82.16
$82.16
$90.37
$90.37
|
$66.00
$66.00
$66.00
$66.00
$66.00
$72.00
$72.00
|
Add one to basket. |
RM125
1985-86
|
54
x
54
|
54
54.25
54.5
54.75
55
55.5
56
|
STD
.010
.020
.030
.040
.050
.080
|
519MO5400
519MO5425
519MO5450
519MO5475
519MO5500
519MO5550
519MO5600
|
$85.28
$85.28
$85.28
$85.28
$85.28
$93.81
$93.81
|
$68.00
$68.00
$68.00
$68.00
$68.00
$75.00
$75.00
|
Add one to basket. |
RM125
1987
PRO-LITE |
54
x
54 |
54
54.5
55
55.5
56 |
STD
.020
.040
.060
.080 |
557MO5400
557MO5450
557MO5500
557MO5550
557MO5600
|
$85.28
$85.28
$85.28
$93.81
$93.81
|
$68.00
$68.00
$68.00
$75.00
$75.00
|
Add one to basket. |
RM125
1988
PRO-LITE |
54
x
54 |
54
54.5
55
55.5
56 |
STD
.020
.040
.060
.080 |
568MO5400
568MO5450
568MO5500
568MO5550
568MO5600 |
$85.28
$85.28
$85.28
$93.81
$93.81
|
$68.00
$68.00
$68.00
$75.00
$75.00
|
Add one to basket. |
RM125L
1989-99
PRO-LITE
SCEM composite
|
54
x
54
|
54
54.25
54.5
54.75
55
55.25
55.5
56
|
STD
.010
.020
.030
.040
.050
.060
.080
|
641MO5400
641MO5425
641MO5450
641MO5475
641MO5500
641MO5525
641MO5550
641MO5600
|
$81.41
$81.41
$81.41
$81.41
$81.41
$89.55
$89.55
$89.55
|
$65.00
$65.00
$65.00
$65.00
$65.00
$72.00
$72.00
$72.00 |
Add one to basket. |
RM125, 2000-03
|
54
x
54.5 |
54
54.5
55
55.5
56 |
STD
.020
.040
.060
.080
|
754MO5400
754MO5450
754MO5500
754MO5550
754MO5600
|
$81.41
$81.41
$81.41
$89.55
$89.55
|
$65.00
$65.00
$65.00
$72.00
$72.00
|
Add one to basket. |
RM125,
1999-2003
GP Style Electra coated no intake window pinned on centerline
|
54
x
54.5 |
54
56 |
STD
.080
|
764MO5400
764MO5600
|
$110.68
$121.75
|
$89.00
$97.00
|
Add one to basket. |
RM125,
1999-2003
Flat top conversion no intake window pinned on centerline
|
54
x
54.5 |
54
56 |
STD
.080
|
755MO5400
755MO5600
|
$82.98
$96.85
|
$66.00
$77.00
|
Add one to basket. |
RM125,
2004-05 Pro-Lite
|
54
x
54.5 |
54
56 |
STD
.080
|
835MO5400
835MO5600
|
$81.41
$89.54
|
$65.00
$72.00
|
Add one to basket. |
RM125, 2004-05GP
Style Electra coated
no intake window pinned on centerline
|
54
x
54.5 |
54
56 58 |
STD
.080
.120
|
836MO5400
836MO5600
836MO5800
836 not added yet
|
$110.68
$121.75 TBA
|
$89.00
$97.00
|
Add one to basket. |
175
PE
1978-79 |
62
x
57 |
62
62.5
63
63.5
64 |
STD
.020
.040
.060
.080 |
447MO6200
447MO6250
447MO6300
447MO6350
447MO6400 |
$95.80
$95.80
$95.80
$105.38
$105.38
|
$77.00
$77.00
$77.00
$84.00
$84.00
|
Add one to basket. |
175
PE, T, X, Z, D, E
1980-84 |
62
x
57 |
62
62.5
63
63.5
64 |
STD
.020
.040
.060
.080 |
490MO6200
490MO6250
490MO6300
490MO6350
490MO6400 |
$98.48
$98.48
$98.48
$108.34
$108.34
|
$79.00
$79.00
$79.00
$87.00
$87.00
|
Add one to basket. |
185TC,
1974-77
185TS,
1971-81
185DS,
1978-80
|
64
x
57
|
64
64.5
65
65.5
66
|
STD
.020
.040
.060
.080
|
176MO6400
176MO6450
176MO6500
176MO6550
176MO6600
|
$94.02
$94.02
$94.02
$103.42
$103.42
|
$75.00
$75.00
$75.00
$83.00
$83.00
|
Add one to basket. |
250
TS, TM, RL
from 1976
TS250,
1978-81 |
70
x
64 |
70
70.5
71
71.5
72 |
STD
.020
.040
.060
.080 |
380MO7000
380MO7050
380MO7100
380MO7150
380MO7200 |
$100.80
$100.80
$100.80
$110.87
$110.87
|
$80.00
$80.00
$80.00
$89.00
$89.00
|
Add one to basket. |
RM250
B, C, C2, N, T
1977-80
PE250,
1977-81
Double ring |
67
x
70 |
67
67.5
68
68.5
69 |
STD
.020
.040
.060
.080 |
405MO6700
405MO6750
405MO6800
405MO6850
405MO6900 |
$100.80
$100.80
$100.80
$110.87
$110.87
|
$80.00
$80.00
$80.00
$89.00
$89.00
|
Add one to basket. |
RM250
Z, D, E
1982-85 |
70
x
64 |
70
70.5
70.75
71
71.5
72 |
STD
.020
.030
.040
.060
.080 |
485MO7000
485MO7050
485MO7075
485MO7100
485MO7150
485MO7200 |
$96.22
$96.22
$96.22
$96.22
$105.83
$105.83
|
$77.00
$77.00
$77.00
$77.00
$85.00
$85.00
|
Add one to basket. |
RM250
1986 |
67
x
70 |
67
67.5
68
68.5
69 |
STD
.020
.040
.060
.080 |
543MO6700
543MO6750
543MO6800
543MO6850
543MO6900 |
$100.80
$100.80
$100.80
$110.87
$110.87
|
$80.00
$80.00
$80.00
$89.00
$89.00
|
Add
one to basket. |
RM250
1987-88
PRO-LITE
Boron composite
|
67
x
70
|
67
67.25
67.5
67.75
68
68.25
68.5
69
|
STD
.010
.020
.030
.040
.050
.060
.080
|
558MO6700
558MO6725
558MO6750
558MO6775
558MO6800
558MO6825
558MO6850
558MO6900
|
$102.28
$102.28
$102.28
$102.28
$102.28
$112.50
$112.50
$112.50
|
$82.00
$82.00
$82.00
$82.00
$82.00
$90.00
$90.00
$90.00
|
Add one to basket. |
RM250
1989-95
SCEM-composite Double ring |
67
x
70.8 |
67
67.5
68
69 |
STD
.020
.040
.080 |
642MO6700
642MO6750
642MO6800
642MO6900 |
$102.28
$102.28
$102.28
$112.50
|
$82.00
$82.00
$82.00
$90.00
|
Add one to basket. |
RMX250
1989-99
SCEM-composite Double ring |
67
x
70.8 |
67
67.5
68
69 |
STD
.020
.040
.080 |
642MO6700
642MO6750
642MO6800
642MO6900 |
$102.28
$102.28
$102.28
$112.50
|
$82.00
$82.00
$82.00
$90.00
|
Add one to basket. |
RM250
1996-97
PRO-LITE
SCEM Cylinder |
66.4
x
72 |
66.4 |
STD |
681MO6640 |
$104.57 |
$84.00 |
Add one to basket. |
RM250
1996-99
XPS-Superlight
single ring version head machining required for 96,97,99
|
66.4
x
72
|
66.4
|
STD
|
705MO6640
discontinued
|
$136.22 NLA
|
$109.00
NLA |
disscontinued. |
RM250
1998
PRO-LITE
SCEM-Cylinder |
66.4
x
72 |
66.4
68.5 |
STD
.084 |
723MO6640
723MO6850 Flat top |
$106.60
$117.26
|
$85.00
$94.00
|
Add one to basket. |
RM250
1998
XPS Series |
66.4
x
72 |
66.4 |
STD |
728MO6640
discontinued |
$93.87 |
$75.00 |
disscontinued |
RM250, 1999
SCEM Cylinder
|
66.4
x
72
|
66.4
68.5
|
STD
.080
|
743MO6640
743MO6850
|
$106.60
$117.26
|
$85.00
$94.00
|
Add one to basket. |
RM250, 1999 XPS
|
66.4
x
72
|
66.4
|
STD
|
744MO6640
discontinued
|
$93.87
|
$75.00 |
disscontinued |
RM250, 2000-2002
|
66.4
x
72
|
66.4 68.5
|
STD
2.10
|
756MO6640 756MO6850
|
$101.52
$111.68
|
$81.00
$89.00
|
Add one to basket. |
RM250, 2003-2005
|
66.4
x
72
|
66.4 67 67.5
|
STD 0.60 1.10
|
823MO6640
823MO6700
823MO6750
|
$101.52
$101.52
$101.52
|
$81.00
$81.00
$81.00
|
Add one to basket. |
RM370
A, B, C
|
77
x
80
|
77
77.5
78
78.5
79
|
STD
.020
.040
.060
.080
|
367MO7700
367MO7750
367MO7800
367MO7850
367MO7900
|
$
|
$ |
no longer available can be custom made |
400TM,
1971-75
400TS,
1972-77 |
82
x
75 |
82
82.5
83
83.5
84 |
STD
.020
.040
.060
.080 |
299MO8200
299MO8250
299MO8300
299MO8350
299MO8400 |
$ |
$ |
no longer available
can be custom made |