MERCURY/MARINER
Internal Engine System
MARINER PISTON AND RINGS APPLICATION -- JAPANESE MODELS (Cont.)
Ser #
Standard
.25mm
.50mm
Standard
.25mm
.50mm
Qty.
Model
Code
Ser #
Piston
Piston
Piston
Rings
Rings
Rings
Req'd
W48
670
M 007191 & UP / ML 334241 & UP
--
--
--
2
55
663
E 004041 & UP / EL 315379 & UP
--
--
--
2
W55
663
ML 578278 Up
--
--
--
2
60 2 CYL
675
E 001171 Up / EL 304181 & Up
--
--
--
2
Mercury / Mariner
Sierra Piston Kit Contents (See Application Charts for Specific Applications)
Model / HP
Cyl.
Bore size
Piston
OEM Part #
Piston Ring
OEM Part #
Wrist Pin
Circlips
OEM Part #
2 Ring Pistons - High Dome
35-140
2-6 2.875 / Std.
774-9137A12
39-817096A6
N.S.S.
18-4294
40-52035
35-140
2-6 2.890 / .015
774-9137A13
39-817096A16
N.S.S.
18-4294
40-52035
35-140
2-6 2.905 / .030
774-9137A14
39-817096A26
N.S.S.
18-4294
40-52035
2 Ring Pistons - Low Dome
35-140
2-6 2.875 / Std.
774-9137A9
39-817096A6
N.S.S.
18-4294
40-52035
35-140
2-6 2.890 / .015
774-9137A10
39-817096A16
N.S.S.
18-4294
40-52035
35-140
2-6 2.905 / .030
774-9137A11
39-817096A26
N.S.S.
18-4294
40-52035
3 Ring Pistons - High Dome
35-140
2-6 2.875 / Std.
39-78816A12
N.S.S.
18-4294
40-52035
35-140
2-6 2.890 / .015
39-78811A12
N.S.S.
18-4294
40-52035
35-140
2-6 2.905 / .030
39-88392A12
N.S.S.
18-4294
40-52035
Model / HP
Cyl.
Bore size
Piston
OEM Part #
Piston Ring
OEM Part #
Wrist Pin
Circlips
OEM Part #
3 Ring Pistons - Low Dome
35-140
2-6
2.875 / Std.
776-8600A9
39-78816A12
N.S.S.
18-4294
40-52035
35-140
2-6
2.890 / .015
776-9095A1
39-78811A12
N.S.S.
18-4294
40-52035
35-140
2-6
2.905 / .030
776-9096A1
39-88392A12
N.S.S.
18-4294
40-52035
2 Ring Pistons - Crossflow
40-50
4
2.565
/ Std.
780-9229A7
39-18653A12
N.S.S.
18-4294
40-52035
40-50
4
2.580
/ .015
780-9229A10
39-18653A1
N.S.S.
18-4294
40-52035
40-50
4
2.595
/ .030
780-9229A11
39-18653A2
N.S.S.
18-4294
40-52035
50-60
3
2.875
/ Std.
783-9613A1
39-19721A6
N.S.S.
18-4294
40-52035
50-60
3
2.890
/ .015
783-9613A2
39-19721A1
N.S.S.
18-4294
40-52035
50-60
3
2.905
/ .030
783-9613A3
39-19721A2
N.S.S.
18-4294
40-52035
70-115
3-4
3.375
/ Std.
777-815965T4
39-96170A12
N.S.S.
18-4294
40-52035
70-115
3-4
3.390
/ .015
777-815965A5
39-96170A3
N.S.S.
18-4294
40-52035
70-115
3-4
3.405
/ .030
777-815965A6
39-96170A4
N.S.S.
18-4294
40-52035
75-125
3-4
3.375
/ Std.
2704-826191T4
39-822321A12
N.S.S.
18-4294
40-52035
75-125
3-4
3.390
/ .015
2704-821896A3
39-822321A1
N.S.S.
18-4294
40-52035
75-125
3-4
3.405
/ .030
2704-821896A4
39-822321A2
N.S.S.
18-4294
40-52035
3 RING INLINE PISTON AND RINGS APPLICATION
Beginning
Ending
Std. Cyl.
Std.
.015 O.S.
.030 O.S.
Std.
.015 O.S.
.030 O.S. Qty.
H.P.
Serial No.
Serial No.
Dia. (Bore)
Piston
Piston
Piston
Rings
Rings
Rings
Req'd
35
6445653
& UP
2.875
--
--
2
40 (4 cyl.)
1280685
1476509
2.562
--
--
--
--
--
4
40
2045260
C159199
2.875
--
--
2
40 (4 cyl.)
C159200
& UP
2.562
--
--
--
--
--
4
45
1476510
& UP
2.562
--
--
--
--
--
4
50 (4 cyl.)
1421113
6428680
2.562
--
--
--
--
--
4
50
6428681
0G590000
2.875
--
--
3
60
1303411
1542744
2.562
--
--
--
--
--
6
60
6428681
& UP
2.875
--
--
3</
