376 / 612
Suzuki
Model
Year
Displ.
Bore
Over Size
Comp. Ratio
Weight
JE Kit #
Piston Kit # Head Gasket #Base Gasket#
GS1100 (Flat Top)
81-83
1134cc
74mm
+2mm
10.25:1
209g
125491
625-450
607-100 607-203
GS1100 (Flat Top)
81-83
1170cc
75mm
+3mm
10.25:1
211g
125490
625-451
607-100 607-203
GS1100 (Flat Top)
81-83
1197cc
76mm*
+4mm
10.25:1
222g
128323
625-452
607-101
607-204
GS1100 (Flat Top)
81-83
1260cc
78mm*
+6mm
10.5:1
232g
128324
625-453
607-102
607-204
GS1100 (Flat Top)
81-83
1327cc
80mm**
+8mm
11.0:1
237g
129310
625-454
607-103
607-215
GS1100 (Flat Top)
81-83
1360cc
81mm**
+9mm
11.25:1
240g
129311
625-455
607-145
607-215
GS1100 (Flat Top)
81-83
1394cc
82mm**
+10mm
11.5:1
250g
129312
625-456
607-119
607-215
GS1100 (Flat Top)
81-83
1428cc
83mm**
+11mm
11.7:1
261g
129313
625-457
607-120
607-215
GS1100 (Flat Top)
81-83
1463cc
84mm**
+12mm
11.8:1
262g
129314
625-458
607-128
607-215
GS1100 (Flat Top)
81-83
1500cc
85mm**
+13mm
12.0:1
270g
129315
625-459
607-125
607-205
GSXR1100W
93-98
1117cc
77mm
+1.5mm
12.3:1
219g
131367
625-445
607-137
607-244
GSXR1100W
93-98
1146cc
78mm
+2.5mm
12.8:1
228g
155930
625-448
––––––– –––––––
GSXR1100W
93-98
1195cc
79.5mm
13.0:1
224g
129682
625-446
607-138
607-244
GSXR1100
89-92
1127cc
78mm
STD
13.0:1
232g
129855
625-430
607-146
607-245
GSXR1100
89-92
1186cc
80mm
+2mm
13.0:1
225g
127641
625-431
607-153
607-245
GSXR1100
89-92
1201cc
80.5mm
+2.5mm
13.0:1
233g
155544
625-439
––––––– –––––––
GSXR1100
89-92
1216cc
81mm
+3mm
13.0:1
236g
127642
625-432
607-136
607-246
GSXR1100
89-92
1246cc
82mm*
+4mm
13.0:1
244g
128885
625-433
607-147
607-246
GSXR1100
89-92
1277cc
83mm*
+5mm
13.0:1
236g
127643
625-434
607-147
607-247
GSXR1100
89-92
1277cc
83mm*
+5mm
15.0:1
232g
132495
625-435
607-147
607-247
GSXR1100
89-92
1340cc
85mm*
+7mm
13.0:1
244g
127644
625-436
607-151
607-247
GSXR1100
89-92
1340cc
85mm*
+7mm
15.0:1
245g
130894
625-437
607-151
607-247
GSXR1100
89-92
1371cc
86mm*
+8mm
13.5:1
258g
127645
625-438
607-127
607-247
GS1150 (Dome)
84-85
1197cc
76mm
13.5:1
226g
131097
625-500
607-115
607-204
GS1150 (Dome)
84-85
1327cc
80mm
+6mm
13.5:1
240g
134358
625-501
607-118
607-215
GS1150 (Dome)
84-85
1428cc
83mm
+9mm
13.5:1
265g
134360
625-503
607-120
607-215
GS1150 (Dome)
84-85
1500cc
85mm
+11mm
14.0:1
248g
138329
625-504
607-125
607-205
GS1150 (Flat Top)
84-85
1327cc
80mm
+6mm
11.0:1
236g
134355
625-490
607-118
607-215
GS1150 (Flat Top)
84-85
1394cc
82mm
+8mm
11.5:1
261g
134356
625-491
607-119
607-215
GS1150 (Flat Top)
84-85
1428cc
83mm
+9mm
11.7:1
241g
134357
625-492
607-120
607-215
GS1150 (Flat Top)
84-85
1500cc
85mm
12.0:1
254g
136857
625-493
607-125
607-205
GSX1300R Hayabusa
99-07
1299cc
81mm
STD
12.5:1
239g
167679
625-515
––––––– –––––––
GSX1300R Hayabusa
99-07
1363cc
83mm
+2mm
12.8:1
248g
167680
625-516
––––––– –––––––
GSX1300R Hayabusa
99-07
1397cc
84mm
+3mm
13.0:1
246g
172945
625-517
––––––– –––––––
Yamaha
YZ250F/WR250F
01-04
249cc
77mm
STD
13.5:1
170g
221798
––––––– ––––––– –––––––
YZ250F/WR250F
01-04
262cc
79mm
+2mm
13.0:1
181g
247943
––––––– ––––––– –––––––
YZ400F/WR400F
98-99
399cc
92mm
STD
12.5:1
251g
157595
625-225
––––––– –––––––
YZ426F/WR426F
00-01
426cc
95mm
STD
13.5:1
262g
175000
625-230
––––––– –––––––
YZ426F/WR426F
00-01
446cc
97mm
+2mm
12.5:1
277g
175001
625-231
––––––– –––––––
TT500/XT500/SR500
76-81
540cc
90mm
+3mm
11.0:1
342g
130798
625-200
––––––– –––––––
TT600/XT600
84-96
621cc
97mm
+2mm
11.5:1
373g
138330
625-210
––––––– –––––––
YFM660 Grizzly
02-07
660cc
100mm
STD
10.75:1
367g
190253
625-234
––––––– –––––––
YFM660 Grizzly
02-07
686cc
102mm
+2mm
10.75:1
368g
189576
625-235
––––––– –––––––
YFM660 Grizzly
02-07
660cc
100mm
STD
12.0:1
367g
199654
625-236
––––––– –––––––
YFM660 Grizzly
02-07
686cc
102mm
+2mm
12.0:1
368g
201158
625-237
––––––– –––––––
YFM660R Raptor
01-05
660cc
100mm
STD
10.75:1
367g
190253
625-234
––––––– –––––––
YFM660R Raptor
01-05
686cc
102mm
+2mm
10.75:1
368g
189576
625-235
––––––– –––––––
YFM660R Raptor
01-05
660cc
100mm
STD
12.0:1
367g
199654
625-236
––––––– –––––––
YFM660R Raptor
01-05
686cc
102mm
+2mm
12.0:1
368g
201158
625-237
––––––– –––––––
FZ1000 FZ1
01-03
997cc
74mm
STD
13.0:1
177g
174998
625-215
––––––– –––––––
FZR1000
89-95
1040cc
77mm
+1.5mm
12.0:1
204g
138328
625-220
607-139
607-250
RX1
997cc
74mm
STD
13.0:1
177g
174998
625-215
––––––– –––––––
YZF-R1
99-03
997cc
74mm
STD
13.0:1
177g
174998
625-215
––––––– –––––––
Piston Kits
368
ORDER: 800-998-3529
TECH: 310-637-8330
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