page 158
PARTS
OMC
OMC
PISTONS
INSERT PART NUMBER IN BOX
AT TOP OF PAGE TO OBTAIN PRICING.
When checking for
cylinder wear, be
sure to check at the
top, the middle, and
the bottom of the
cylinder.
The most wear will
take place around the
ports. If the cylinder
is more than .003 out;
bore the hole and
replace with an
oversize piston.
Model
Cyl
Piston
Bore
PRO
PRO-V
PRO-HP
Wiseco
Size
Size
150 HP 1991-2004
6
STD Port 3.600
3300P 3300PV
3300PH 3133PS
60
o
STD Star 3.600
3300S 3300SV
3300SH 3133SS
Eagle Series
.020 Port 3.620
3320P 3320PV
3320PH 3133P2
.020 Star 3.620
3320S 3320SV
3320SH 3133S2
.030 Port 3.630
3330P 3330PV
3330PH 3133P3
.030 Star 3.630
3330S 3330SV
3330SH 3133S3
.040 Port 3.640
-
3133P4
.040 Star 3.640
-
-
3133S4
175 HP 1977-85
6
STD
3.500
1300
1300V
1300H
3173PS
Crossflow
.020
3.520
1320
1320V
1320H
3173P2
3 1/2"
.030
3.530
1330
1330V
1330H
3173P3
.040
3.540
1340
1340V
1340H
-
.044
3.544
3173P4
.064
3.564
-
-
3173P6
175 HP 1986-91
6
STD
3.625
-
2763STD
3121PS
(Crossflow)
.020
3.645
2994W 2763020
3121P2
3 5/8"
.030
3.655
2995W 2763030
3121P3
.040
3.665
-
3121P4
175 HP 1991-2004
6
STD Port 3.600
3300P 3300PV
3300PH 3133PS
60
o
STD Star 3.600
3300S 3300SV
3300SH 3133SS
Eagle Series
.020 Port 3.620
3320P 3320PV
3320PH 3133P2
.020 Star 3.620
3320S 3320SV
3320SH 3133S2
.030 Port 3.630
3330P 3330PV
3330PH 3133P3
.030 Star 3.630
3330S 3330SV
3330SH 3133S3
.040 Port 3.640
-
3133P4
.040 Star 3.640
-
-
3133S4
150-175 HP 1998
6
STD Port 3.600
5000P 5000PV
5000PH 3177PS
Ficht
STD Star 3.600
5000S 5000SV
5000SH 3177SS
150-175 HP 1999-UP
6
.020 Port 3.620
5020P
3177P2
Ficht
.020 Star 3.620
5020S
3177S2
.030 Port 3.630
5030P 5030PV
5030PH 3177P3
.030 Star 3.630
5030S 5030SV
5030SH 3177S3
.040 Port 3.640
-
3177P4
.040 Star 3.640
-
3177S4
185 HP 1984-85
6
STD
3.500
1300
1300V
1300H
3173PS
200 HP 1976-83
.020
3.520
1320
1330V
1320H
3173P2
Crossflow
.030
3.530
1330
1330V
1330H
3173P3
3 1/2"
.040
3.540
1340
1340V
1340H
-
.044
3.544
-
-
3173P4
.064
3.564
-
-
3173P6
200 HP 1985-87
6
STD Port 3.500
1800P 1800PV
1800PH 3118PS
Looper (Small
STD Star 3.500
1800S 1800SV
1800SH 3118SS
Bore)
.020 Port 3520
1820P 1820PV
1820PH 3118P2
.020 Star 3.520
1820S 1820SV
1820SH 3118S2
.030 Port 3.530
1830P 1830PV
1830PH 3118P3
.030 Star 3.530
1830S 1830SV
1830SH 3118S3
.044 Port 3.544
-
-
3118P4
.044 Star 3.544
-
-
3118S4
.064 Port 3.564
-
-
3118P6
.064 Star 3.564
-
-
3118S6
OMC PISTONS
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