Mercury outboard parts drawings & videos

T.C. Electronics/Marine ( Need our home page please click here )

Mercury outboard piston rings

GLM Marine aftermarket piston ring

  • Come 2 units per set
  • Some power-heads use one keystone and one rectangle ring
  • There are 2 types of available iron and chrome ring
  • Most application's use iron

Exploded view drawings Click here
Search by part number or description here

14375 Mercury 2.565 inch OEM 39-18653A12

P/N 14241 2.565 inch OEM 39-18653A12 $32.95

P/N 14251 2.565 + .015 OEM 39-18653A1 $30.95

P/N 14261 2.565 + .030 OEM N/A $18.95

30 hp. Jet L4 cylinder
Keystone ring 1998 to 2002
USA. OC159200-OG589999

40 hp. 4 cylinder
1990 to 1997
USA. OC159200 and up
BEL. 9570790 and up

45 hp. 4 cylinder
1986 to 1989
USA.5531630 and up
AUS 8063985 and up
BEL. 9248006 and up
CDN. 7143688 and up

50 hp. (model 50 or 500)
L4 cylinder
1970 to 1985
USA. 2305151 and up
AUS. 2863739 and up
BEL. 9001581 and up

14171
14171

P/N 14171 2.993 inch OEM 39-821695A4 $16.95

P/N 14181 2.993 + .015 OEM 39-8215A6 $18.95

Loop charged pistons for 2-3 cylinder
30-60 hp. years 1994 to 2002

30 hp. 2 cylinder (644cc)
1994 to 2002
USA. OG053314 and up
30 hp. Jet 3 cylinder
1998 to 2002
USA. OG590000 and up

40 hp. 2 cylinder (644cc)
1994 to 2002
USA. 0G053314 and up

40 hp. 3 cylinder
1997 to 2002
USA. 0G0531301 and up
BEL. 9973100 and up

50 hp. 3 cylinder
1998 to 2002
USA. 0G0590000 and up
BEL. 9973100 and up

55 hp. 3 cylinder
1998 to 2002
USA. 0G0590000 and up
BEL. 9973100 and up

60 hp. 3 cylinder
1998 to 2002
USA. 0G0590000 and up
BEL. 9973100 and up

Mercury Mariner Force These engines use 2.875 inch Low dome pistons

P/N 14210 2.875 inch OEM 39-817096A6 $37.95

P/N 14220 2.875 + .015 OEM 39-817096A16 $39.95

P/N 14230 2.875 + .030 OEM 39-817096A26 $39.95

35 hp. 2 cylinder 1984 to 1989
USA. 6445653 and up
BEL. 9384476 and up
CAN. 7209608 and up

40 hp. (40,402) 2 cylinder 1972-1983
USA. 3336258 - 55556229
AUS. 8002335 - 8064749
BEL. 3339688 - 9251455
CAN. 3340783 - 7144762

40 hp. 2 cylinder 1972 to 1983
USA. 5556230 - 0G053313
AUS. 8064750 and up
BEL. 9251456 and up
CAN. 7144763 and up

50 hp. 3 cylinder 1984 to 1990
USA.6428681 - 0D000749
BEL. 9385111 - 9683054
CAN. 7208333 and up

60 hp. 3 cylinder 1984 to 1990
USA. 6428681 - 0D000749
BEL. 9385911 - 9683054
CAN. 720833 and up

65 hp. (650)
3 cylinder 1973 to 1976
USA. 3293184 - 4571651
AUS. 8006640 - 8042349
BEL. 9020074 - 9135824
CAN. 7013633 - 7087822

70 hp. 3 cylinder 1977 to 1983
USA. 4571652 - 6428680
AUS. 8042350 and up
BEL. 9135825 - 9385910
CAN. 7087823 - 7208332

75 hp. L4 cylinder 1984 to 1986
USA. 6432901 and up
CAN. 7208573 and up

80 hp. (80, 800)
L4 cylinder 1984 to 1986
USA. 4831999 - 6432900
AUS. 8050200 and up
BEL. 9177626 - 9393855
CAN. 7110998 - 7208572

85 hp. (850)
L4 cylinder 1973 to 1977
USA. 3493913 - 4831998
AUS. 8005440 - 8050199
BEL. 9011604 - 9177625
CAN. 7010108 - 7110997

90 hp. (90, 900) 6 cylinder
L6 cylinder 1978 to 1986
USA. 4845301 and up
AUS. 8071020 and up
CAN. 7111698 and up

115 hp. (1150) 6 cylinder
L6 cylinder 1984 to 1988
USA 2839019 - 3525440

115 hp. (115, 1150) 6 cylinder
L6 cylinder 1984 to 1988
USA. 3525441 - 5829463
AUS. 8008665 - 8071134
CAN. 7010763 - 7171252

115 hp. 6 cylinder
L6 cylinder 1984 to 1988
USA. 5829464 and up
AUS. 8071135 and up
CAN. 7171253 and up

125 hp. (1250) 6 cylinder
2641955 - 3253111

135 hp. (1350) 6 cylinder
1971
USA 2839369 - 3293233

140 hp. (1400) 6 cylinder
1980
3293234 - 350805

140 hp. (140,1400) 6 cylinder
L6 cylinder 1978 to 1980
USA. 4865678 and up
AUS. 8052650 and up
CAN. 7112773 and up

150 hp. (1500) 6 cylinder
L6 cylinder 1973 to 1978
USA. 3502806 - 5327662
AUS. 8005615 - 8052649
CAN. 7010533 - 7112772

Piston ring

P/N 14911 2.993 inch OEM 39-19721A6 $45.95

P/N 14921 2.993 + .015 OEM 39-19721A1 $27.95

P/N 14931 2.993 + .030 OEM 19721A2 $16.95

50 hp. 3 cylinder 1998 to 2002
USA. OD000750-OG589999
BEL. 9683055-9973099

55 hp. 3 cylinder 1998 to 2002
USA. OD000750-OG589999
BEL. 9683055-9973099

60 hp. 3 cylinder 1998 to 2002
USA. OD000750-OG589999
BEL. 9683055-9973099

65 hp. JET 1998 to 2002
USA. OD000750-OG589999
BEL. 9683055-9973099

Piston ring

P/N 14910
3.375 inch OEM 39-96170A12 $23.95

P/N 14920 3.375 + .015 OEM 39-96170A3 $21.95

P/N 14930 3.375 + .030 OEM 39-96170A4 $12.95

70 hp. 3 cylinder with rod # 638-8532-1
1987 to 1989
USA. OA996142 and up
BEL. 9483121 and up

75 hp. 3 cylinder with rod # 638-8532-1
1990 to 1993
BEL. 9589039 - 9793576

90 hp. 3 cylinder with rod # 638-8532-1
1987 to 1993
USA. OA996142 - 0D283221
BEL. 9483121 - 9793576

100 hp. 4 cylinder with rod # 638-8532-1
1989 to 1993
USA. OB209468 - OD283221
BEL. 953034 - 9793576

115 hp. 4 cylinder with rod # 638-8532-1
1989 to 1993
USA. OC100000 - OD283221
BEL. 9559771 - 9793576

Rings for 2.565 inch
Optimax DFI pistons

Sold in set of two


P/N 24670 Standard OEM 39-827179A12
$46.95

P/N 24680 Oversize +.015 39-875252A12 $31.95

P/N 24690 Oversize +.030 39-875257A12
$18.95

Inline 3 cylinder Optimax DFI piston

Inline 3-Cylinder 75, 90, 115 hp. Inline 3 cylinder
Mercury, Mariner and Force
Engines use 3.630 inch or 92mm pistons
Piston come with pin, rings and retainers


75 hp. L3-Cylinder OT980000 and up
90 hp. L3-Cylinder OT801000 and up
115 hp. L3-Cylinder OT801000 and Up

P/N 24600 092mm Standard OEM 700-879858T08
P/N 24610 092mm +.015 OEM 700-896961A02
P/N 24620 092mm +.030 OEM 700-896962A02

Rings for 2.565 inch Optimax DFI pistons
Sold in set of two

P/N 24670 Standard OEM 39-827179A12
$24.97

P/N 24680 Oversize +.015 39-875252A12
$26.97

P/N 24690 Oversize +.030 39-875257A12
$27.97

Piston ring

P/N 14910 3.375 inch OEM 39-96170A12 $23.95

P/N 14920 3.375 + .015 OEM 39-96170A3 $21.95

P/N 14930 3.375 + .030 OEM 96170A4 $12.95

70 hp. (3cyl.) w/Rod # 646-8188461
1987 to 1989
USA. OA996142 and up
BEL. 9483121 and up

75 hp. (3cyl.) w/Rod # 646-818846
1990 to 1993
USA. OC222000 - OD283221
BEL. 9589039 - 9793576

90 hp. (3cyl.) w/Rod # 646-818846
1987 to 1993
USA. OA996142 - OD283221
BEL. 9483121 - 9793576

100 hp. (4cyl.) w/Rod # 646-818846
1989 to 1993
USA. OB209468 - OD283221
BEL. 9523034 - 9793576

115 hp. (4cyl.) w/Rod # 646-818846
1989 to 1993
USA. OC100000 - OD283221
BEL. 9559771 - 9793576

Piston ring

P/N 14940 3.500 OEM 39-822321A12 $28.95

P/N 14950 3.500 + .015 OEM 39-822321A1 $29.95

P/N 14960 3.500 + .030 OEM 822321A2 $29.95

65 hp. Jet 1994 to 1998
USA OD283222 to

75 hp. 3 cylinder 1994 to 2000
USA OD283222 to BEL 9793577 to

80 hp. Jet 3 cylinder 1994 to 1998
USA OD283222 to

90 hp. 3 cylinder 1994 to 2000
USA OD283222 to BEL 9793577 to

100 hp. 4 cylinder 1994 to 200
USA OD283222 and up BEL. 9793577 and up

115 hp. 4 cylinder 1994 to 2000
USA OD283222 to BEL 9793577 to

Piston ring

P/N 14240 3.125 OEM 39-93481A12 $28.95

P/N 14250 3.125 + .015 OEM 39-78918A4 $39.95

P/N 14260 3.125 + .030 OEM 39-85636A4 $42.95

 2 units per set one keystone and one rectangle ring


V-135 with rod no. 644-818141
USA OA904646-0D081999

V-135 USA OD082000 and Up

V-150 with rod no. 644-818141
USA 0A904646-0D081999

V-150
USA ODO82000 and Up

V-105 Jet
USA 0D082000 and Up

14240 Piston ring set one keystone one rectangle
14240 Piston ring set one keystone one rectangle

2 to a set
1 keystone ring and
1 rectangle ring

P/N 14240 3.125 inch OEM 39-93481A12 $28.95

P/N 14250 3.125 + .015 inch over size piston OEM 39-78918A4 $39.95

P/N 14260 3.125 + .030 inch over size piston OEM 39-85636A4 $42.95

2 units per set one keystone and one rectangle ring


V6 135 hp. with rod no. 636-8118
Years 1986-2000
USA 0A904646-00081 999

V6 150 hp. with rod no. 636-8118
Years 1990-1993
USA 0A904646-0D081999

V6 175 hp
Years 1976-2000
USA 4301235-5393736

V6 175 hp
USA 8058870-8064249

V-6 175 hp
USA 5393737-6618750

V-175
USA 8064250 and Up

14275
14275

Iron rings

P/N 14275 3.375 inch with iron rings $31.95

P/N 14285 3.375 + .015 inch with iron rings $39.95

P/N 14295 3.375 + .030 inch with iron rings $36.95

14315
14315

Chrome rings

P/N 14270 3.375 inch with chrome ring $31.95

P/N 14280 3.375 + .015 inch with chrome ring $39.95

P/N 14290 3.375 + .030 inch with chrome ring $31.95

2 units per set one keystone and one rectangle ring


XR4, MAG II
USA 0C239553-0D081999

V-175
USA 0C239553-0D081999

XR4, MAG II 6 cylinder
Years 1983-1991

V-175
USA 6618751-0C239552

V-200
USA 4839034-5363917

V-200
USA 5363918-6073191

V-200
USA 8061595-8065672

V-200
USA 6072192-00291519

V-220 Laser
USA 0B117316 and Up

V-225 (2.4 liter)
USA 5628028 and Up

Piston ring

P/N 14940 3.50 inch 2.0 mm wide $28.95

P/N 14950 3.50 + .015 inch 2.0 mm wide $29.95

P/N 14960 3.50 + .030 inch 2.0 mm wide $29.95

 2 units per set one keystone and one rectangle ring


V-140 Jet USA 0D082000-00303045

V-14O Jet USA OG3O3O46 and Up

XR6MAGHI
USA 00082000 and Up

V-175 USA 00082000-0G303045

V-175 USA OG3O3O46 and Up

V-200 with rod No. 636-8118
USA 00291520-00081999

V-200 with rod no. 644-818141
USA 0C291520-0D081999

V-200
USA 0D082000-0G303045

V-200
USA 0G303046 and Up

V-200 DFI
USA 0G386496-0G58999

V-200 DFI
USA 0G590000 and Up-