Evinrude Powerhead O-rings

Refine Parts List HP/Cyl (4 to 235) Year (1957 to 1995) HP/Cyl Year O-Ring Application O.E. # Sierra O-Ring Mallory O-Ring Inner Diameter- Inches Width- Inches QTY Needed 5.5 1959 Lower Crankshaft 303347 18-7180(5) out of stock 9-76556 0.445 0.09 1 9.5 1964-1973 Upper Crankshaft 309731 18-7156(5) out of stock - 1.185 0.1 1 18 1957-1972 Crankcase Head 302540 18-7114(5) out of stock - 1 0.135 1 18 1957-1976 Large Lower Crankshaft 302537 18-7164(5) out of stock - 1.375 0.1 1 18 1971-1976 Upper Crankshaft 302537 18-7164(5) out of stock - 1.375 0.1 1 20(1) 1977 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 20(1) 1979-1990 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 20 1990-1995 Crankcase Head Outer 554545 18-7146(5) out of stock 9-76539 1.12 0.1 1 25 1957-1976 Large Lower Crankshaft 302537 18-7164(5) out of stock - 1.375 0.1 1 25(1) 1977 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 25(1) 1979-1990 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 25 1990-1995 Crankcase Head Outer 554545 18-7146(5) out of stock 9-76539 1.12 0.1 1 25 1957 Crankcase Head 302540 18-7114(5) out of stock - 1 0.135 1 35 1969-1976 Crankcase Head 302540 18-7114(5) out of stock - 1 0.135 1 25 1971-1976 Upper Crankshaft 302537 18-7164(5) out of stock - 1.375 0.1 1 25 1989-1990 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 25 1989-1990 Upper Crankshaft 319662 18-7457(2) - 1.799 0.103 1 25 1978 Lower Crankshaft 303059 18-7134(5) out of stock 9-76511 0.5 0.1 1 28 1962-1964 Large Lower Crankshaft 302537 18-7164(5) out of stock - 1.375 0.1 1 28 1976-1977 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 28 1979-1990 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 28 1990-1995 Crankcase Head Outer 554545 18-7146(5) out of stock 9-76539 1.12 0.1 1 30 1976-1977 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 30 1979-1990 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 30 1990-1995 Crankcase Head Outer 554545 18-7146(5) out of stock 9-76539 1.12 0.1 1 33 1957-1975 Large Lower Crankshaft 554545 18-7164(5) out of stock - 1.12 0.1 1 35 1978 Lower Crankshaft 303059 18-7134(5) out of stock 9-76511 0.5 0.1 1 35 1976-1977 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 35 1979-1990 Lower Crankshaft - 18-7174 out of stock 9-76553 - - 1 35 1990-1995 Crankcase Head Outer 554545 18-7146(5) out of stock 9-76539 1.12 0.1 1 35 1957-1975 Large Lower Crankshaft 554545 18-7164(5) out of stock - 1.12 0.1 1 35 1987 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 35 1987 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 40(1) 1976 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 40(1) 1981-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 40 1957-1975 Large Lower Crankshaft 554545 18-7164(5) out of stock - 1.12 0.1 1 40(1) 1976 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 40(1) 1981-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 45(1) 1976 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 45(1) 1981-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 45(1) 1985-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 45SS(1) 1985-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 45SS 1987-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 48 1987-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 48(1) 1971-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 50(1) 1971-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 50 1958-1959 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 1 50(1) 1968-1990 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 55(1) 1971-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 55(1) 1968-1990 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 55 1968-1971 Crankcase Head Outer 303360 18-7117(2) 9-76507 1.06 0.135 1 60 1968-1971 Crankcase Head Outer 303360 18-7117(2) 9-76507 1.06 0.135 1 60 1960-1968 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 2 60 1970-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 60 1989-1990 Lower Crankshaft 310967,310585 18-7158(5) out of stock 9-76543 0.74 0.1 1 60 1970-1971 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 60 1981-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 SST60 1970-1971 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 SST60 1981-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 SST60 1989-1990 Lower Crankshaft 310967,310585 18-7158(5) out of stock 9-76543 0.74 0.1 1 SST60 1970-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 65(1) 1972-1973 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 65(1) 1985-1995 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 65(1) 1972-1973 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 65(1) 1985-1995 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 65(1) 1989-1990 Lower Crankshaft 310967,310585 18-7158(5) out of stock 9-76543 0.74 0.1 1 65 1960-1968 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 2 70(1) 1989-1990 Lower Crankshaft 310967,310585 18-7158(5) out of stock 9-76543 0.74 0.1 1 70 1974-1990 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 70 1974-1990 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 75 1975-1988 Upper Crankshaft 313754 18-7128(2) 9-76532 1.835 0.1 1 75 1975-1988 Crankcase Head 308876 18-7123(2) - 2.235 0.1 1 75 1960-1968 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 2 80 1960-1968 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 2 85 1968-1980 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 88(1) 1964 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 88(1) 1981-1995 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 90(1) 1964 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 90(1) 1981-1995 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 100(1) 1964 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 100(1) 1981-1995 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 100 1966 Crankcase Head Screw 307853 18-7120(2) 9-76526 0.215 0.065 4 110 1969-1995 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 115 1969-1995 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 125 1971-1984 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 135 1971-1984 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 140 1971-1984 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 150(1) 1977-1990 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 155(1) 1977-1990 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 175(1) 1977-1990 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 185 1976-1985 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 200 1976-1985 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 235 1976-1985 Crankcase Head 322119 18-7133(5) 9-76529 3.94 0.135 4 V-4 1969-1971 Crankcase Head Outer 303360 18-7117(2) 9-76507 1.06 0.135 1 HP/Cyl Year O-Ring Application O.E. # Sierra O-Ring Mallory O-Ring Inner Diameter- Inches Width- Inches QTY Needed Notes: (1) : Commercial Models Only (2) : PKG. OF 1 (5) : PKG. OF 5 Refine Parts List HP/Cyl (4 to 235) Year (1957 to 1995)

Save 26%-52% Off.*

	O-Ring - Sierra* Sale Price: $4.49 Save: $5.00 (52% Off $9.49) Part # 18-7114-9 1 Customer Review | Write Review Part # 18-7114-9 Dimensions ( in ) I.D. 1.000 Width: .135 Replaces OEM part # MERCURY MARINE 25-23145 OMC 302540
	O-Ring - Sierra* Sale Price: $0.89 Save: $0.80 (47% Off $1.69) Part # 18-7117 No Reviews | Write Review Part # 18-7117 Dimensions ( in ) I.D. 1.060 Width: .135 Replaces OEM part # OMC 303360 MERCURY MARINE 25-35027
	Gearcase/Lower Unit/Powerhead O-Ring - Sierra* Sale Price: $0.89 Part # 18-7120 1 Customer Review | Write Review Part # 18-7120 Dimensions ( in ) I.D. .215 Width .065 Replaces OEM part # CHRYSLER FORCE 25-F498618 OMC 332584 OMC 307853 MERCURY MARINE 25-38933 OMC 332598
	O-Ring for Johnson/Evinrude 308876, OMC Sterndrive/Cobra, GLM 81400 - Sierra* Sale Price: $1.79 Part # 18-7123 No Reviews | Write Review Part # 18-7123 Dimensions ( in ) I.D. 2.235 Width .100 Replaces OEM part # OMC 308876
	O-Ring for Johnson/Evinrude 313754, OMC Sterndrive/Cobra, GLM 81340 - Sierra* Sale Price: $1.79 Save: $0.70 (28% Off $2.49) Part # 18-7128 No Reviews | Write Review Part # 18-7128 Dimensions ( in ) I.D. 1.835 Width .100 Replaces OEM part # OMC 313754
	Powerhead O-Ring for Johnson/Evinrude 322119, OMC Sterndrive/Cobra, GLM 82400 - Sierra* Sale Price: $8.09 Save: $3.90 (32% Off $11.99) Part # 18-7133-9 No Reviews | Write Review Part # 18-7133-9 Dimensions( in ) I.D. 3.780 Width .135 Replaces OEM part # OMC 322119 OMC 305123
	O-Ring - Sierra* Sale Price: $4.49 Save: $3.20 (41% Off $7.69) Part # 18-7134-9 1 Customer Review | Write Review Part # 18-7134-9 Dimensions ( in ) I.D. .500 Width .100 Replaces OEM part # CHRYSLER FORCE 25-F40342 OMC 303059 MERCURY MARINE 25-F40342
	Drive Shaft Housing O-Ring - Sierra* Sale Price: $8.09 Save: $3.40 (29% Off $11.49) Part # 18-7146-9 No Reviews | Write Review Part # 18-7146-9 Dimensions ( in ) I.D. 1.120 Width .100 Replaces OEM part # OMC 554545 MERCURY MARINE 25-47632
	O-Ring - Sierra* Sale Price: $7.19 Save: $4.30 (37% Off $11.49) Part # 18-7156-9 Hurry! Only 1 left in stock No Reviews | Write Review Part # 18-7156-9 Dimensions ( in ) I.D. 1.185 Width .100 Replaces OEM part # OMC 309731 MERCURY MARINE 25-29439
	O-Ring - Sierra* Sale Price: $4.49 Save: $3.00 (40% Off $7.49) Part # 18-7158-9 No Reviews | Write Review Part # 18-7158-9 Dimensions ( in ) I.D. .740 Width .100 Replaces OEM part # OMC 310585 MERCURY MARINE 25-30613 OMC 310967
	O-Ring - Sierra* Sale Price: $6.29 Save: $4.20 (40% Off $10.49) Part # 18-7164-9 No Reviews | Write Review Part # 18-7164-9 Dimennsions ( in ) I.D. 1.375 Width .100 Replaces OEM part # OMC 302537 MERCURY MARINE 25-33466
	O-Ring - Sierra* Sale Price: $3.59 Save: $3.90 (52% Off $7.49) Part # 18-7174-9 No Reviews | Write Review Part # 18-7174-9 Dimensions ( in ) I.D. .620 Width .100 Replaces OEM part # OMC 326649 OMC 910582 MERCURY MARINE 25-45711
	Drive Shaft Housing O-Ring - Sierra* Sale Price: $9.89 Save: $3.60 (26% Off $13.49) Part # 18-7180-9 No Reviews | Write Review Part # 18-7180-9 Dimensions ( in ) I.D. .445 Width .090 Replaces OEM part # OMC 303347 MERCURY MARINE 25-26802 VOLVO 925055-6, Dimensions (mm) I.D. 11.3, Width 2.4
	Powerhead O-Ring - Sierra* Sale Price: $0.89 Save: $0.40 (31% Off $1.29) Part # 18-7457 No Reviews | Write Review Part # 18-7457 Dimensions ( in ) I.D. 1.799 Width .103 Replaces OEM part # CHRYSLER FORCE 25-F45530 OMC 319662
	Mallory O-Ring 9-76556 Sale Price: $2.99 Part # 9-76556 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):303347
	Mallory O-Ring 9-76553 Sale Price: $0.99 Save: $0.20 (16% Off $1.19) Part # 9-76553 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):326649
	Mallory O-Ring 9-76543 Sale Price: $0.99 Save: $0.16 (13% Off $1.15) Part # 9-76543 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson / Evinrude Replaces Original Equipment Manufacturer # (OEM #):310585
	Mallory O-Ring 9-76539 Sale Price: $1.99 Save: $0.20 (9% Off $2.19) Part # 9-76539 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):554545
	Mallory O-Ring 9-76532 Sale Price: $1.99 Save: $0.20 (9% Off $2.19) Part # 9-76532 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):313754
	Mallory O-Ring 9-76529 Sale Price: $1.99 Save: $0.20 (9% Off $2.19) Part # 9-76529 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):305123
	Mallory O-Ring 9-76526 Sale Price: $1.99 Part # 9-76526 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):307853
	Mallory O-Ring 9-76511 Sale Price: $0.99 Save: $0.40 (28% Off $1.39) Part # 9-76511 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Johnson/Evinrude Replaces Original Equipment Manufacturer # (OEM #):302588
	Mallory O-Ring 9-76507 Sale Price: $1.99 Part # 9-76507 No Reviews | Write Review Replaces Original Equipment Manufacturer(OEM):Mercury Replaces Original Equipment Manufacturer # (OEM #):25-35027

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Customer Reviews Shipping Average Customer Review for O-Ring - Sierra Based On 1 Review Showing 1 of 1 Total Reviews | Write Review 18-7114-9 o'ring. by Richard - Monroe, MichiganDecember 09, 2012 Better than original. Thank you. Was this review helpful? Report as inappropriate No Review for O-Ring - Sierra Be the first to Write a Review Average Customer Review for Gearcase/Lower Unit/Powerhead O-Ring - Sierra Based On 1 Review Showing 1 of 1 Total Reviews | Write Review o-ring by Gary - Smithtown, New YorkJune 06, 2012 turned out, I did not really need this part (0 of 2 people found this review helpful) Was this review helpful? Report as inappropriate No Review for O-Ring for Johnson/Evinrude 308876, OMC Sterndrive/Cobra, GLM 81400 - Sierra Be the first to Write a Review No Review for O-Ring for Johnson/Evinrude 313754, OMC Sterndrive/Cobra, GLM 81340 - Sierra Be the first to Write a Review No Review for Powerhead O-Ring for Johnson/Evinrude 322119, OMC Sterndrive/Cobra, GLM 82400 - Sierra Be the first to Write a Review Average Customer Review for O-Ring - Sierra Based On 1 Review Showing 1 of 1 Total Reviews | Write Review worked well by Jeffrey - Hermantown, MinnesotaAugust 27, 2012 Arrived quickly. No problems. (1 of 1 people found this review helpful) Was this review helpful? Report as inappropriate No Review for Drive Shaft Housing O-Ring - Sierra Be the first to Write a Review No Review for O-Ring - Sierra Be the first to Write a Review No Review for O-Ring - Sierra Be the first to Write a Review No Review for O-Ring - Sierra Be the first to Write a Review No Review for O-Ring - Sierra Be the first to Write a Review No Review for Drive Shaft Housing O-Ring - Sierra Be the first to Write a Review No Review for Powerhead O-Ring - Sierra Be the first to Write a Review No Review for Mallory O-Ring 9-76556 Be the first to Write a Review No Review for Mallory O-Ring 9-76553 Be the first to Write a Review No Review for Mallory O-Ring 9-76543 Be the first to Write a Review No Review for Mallory O-Ring 9-76539 Be the first to Write a Review No Review for Mallory O-Ring 9-76532 Be the first to Write a Review No Review for Mallory O-Ring 9-76529 Be the first to Write a Review No Review for Mallory O-Ring 9-76526 Be the first to Write a Review No Review for Mallory O-Ring 9-76511 Be the first to Write a Review No Review for Mallory O-Ring 9-76507 Be the first to Write a Review This product ships in 1 to 3 business days. To determine the shipping cost and estimated delivery date for this item click Add to Cart, then click Calculate Shipping inside your shopping cart. Standard Shipping Policies

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