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Sierra Marine
Sierra Engine Coupler - Mercruiser - S18-2171
Sierra Engine Coupler - Mercruiser - S18-2171. Replaces: 32492A2, 32492A3, 32492A5, 38965A1, 38965A2, 76850A2 For: All GM engines except MR/ALPHA/BRAVO with “Triangular”, 3-Bolt coupler Part Number SRA-S18-2171
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Sierra Marine
Sierra Engine Coupler - Mercruiser - S18-2173
Sierra Engine Coupler - Mercruiser - S18-2173. Replaces: 59826A1, 59826A3 For: Ford engines Part Number SRA-S18-2173
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Sierra Marine
Sierra Engine Coupler - Mercruiser - S18-2172
Sierra Engine Coupler - Mercruiser - S18-2172. Replaces: 14505A2 Used when replacing V6 or V8 2 piece rear main seal with 3-1/2” crankshaft bolt pattern to a newer 1 piece rear main seal engine with 3” bolt pattern Part...
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Sierra Marine
Sierra Engine Coupler - Mercruiser - S18-2413
Sierra Engine Coupler - Mercruiser - S18-2413. Replaces: 69354A1, 69354A2 For: 470, 485 (224 cu. in.) S/N 4208730-6218036 (1976-1982) Part Number SRA-S18-2413
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Sierra Marine
Sierra Yoke Assembly - Mercruiser - S18-6401
Sierra Yoke Assembly - Mercruiser - S18-6401 Replaces: 12784A10, 12784A4 For: Bravo I, II, III (OB664190 - up) (1998-05) Part Number SRA-S18-6401
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Sierra Marine
Sierra Head Gasket - Mercruiser - S18-2946
Sierra Head Gasket - Mercruiser - S18-2946. Replaces: 3853336, 908611 Fits: GM 181 (3.0L) CID Eng. Part Number SRA-S18-2946
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3647
Sierra Thermostat Kit - Mercruiser - S18-3647 Replaces: 807252Q5, 807252T8 Contains: Sierra CodeDescriptionO.E # S18-3649 Thermostat 807252-2 S18-2844 Thermostat Cover Gasket 27-48818-1 S18-2552 Thermostat Cover...
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Sierra Marine
Sierra Thermostat Housing - Mercruiser - S18-1977-1
Sierra Thermostat Housing - Mercruiser - S18-1977-1. Replaces: 47441, 47441A1 Fits: 225, GM 260, 228, 898/198, 185R, 898R, 228R, 2GR Part Number SRA-S18-1977-1
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3652
Sierra Thermostat Kit - Mercruiser - S18-3652. Contains: Sierra CodeDescriptionO.E # S18-2555 Thermostat Cover Gasket 27-89656-1 S18-2843 Thermostat Cover Gasket 27-74830 S18-3552 Thermostat 76270 Part...
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3668
Sierra Thermostat Kit - Mercruiser - S18-3668. Replaces: 807252T4, 807252Q4 Contains: Sierra CodeDescriptionO.E # S18-2552 Thermostat Cover Gasket 27-33179-2 S18-2553 Thermostat Cover Gasket 27-47510 S18-2554 Thermostat Cover...
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3667
Sierra Thermostat Kit - Mercruiser - S18-3667. Contains: Sierra CodeDescriptionO.E # S18-2555 Thermostat Cover Gasket 27-89656-1 S18-3555 Thermostat 99155A1 Part Number SRA-S18-3667
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3648
Sierra Thermostat Kit - Mercruiser - S18-3648. 160° Part Number SRA-S18-3648
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3644
Sierra Thermostat Kit - Mercruiser - S18-3644. Contains: Sierra CodeDescriptionO.E # S18-3649 Thermostat 160° 807252T2 S18-2553 Thermostat Cover Gasket 27-47510 S18-2917 Thermostat Cover...
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3646
Sierra Thermostat Kit - Mercruiser - S18-3646. Replaces: 807252Q3, 807252T6 Contains: Sierra CodeDescriptionO.E # S18-3551 Thermostat 59137 S18-2917 Thermostat Housing Gasket 27-53045-1, 27-33918 S18-2844 Thermostat Cover...
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3650
Sierra Thermostat Kit - Mercruiser - S18-3650. Replaces: 59078T3 Contains: Sierra CodeDescriptionO.E # S18-2831 Thermostat Gasket 27-47590-1 S18-3550 Thermostat 59078 Part Number SRA-S18-3650
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Sierra Marine
Sierra Thermostat Kit - Mercruiser - S18-3651
Sierra Thermostat Kit - Mercruiser - S18-3651. Replaces: 59078T3 Contains: Sierra CodeDescriptionO.E # S18-2554 Thermostat Cover Gasket 27-90556 S18-2553 Thermostat Cover Gasket 27-47510 S18-2834 Thermostat Cover...
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Sierra Marine
Sierra Commutator End Plate - Mercruiser - S18-6254
Sierra Commutator End Plate - Mercruiser - S18-6254. Replaces: 392-2940 For: Use with Prestolite Pumps (Mercury #’s 79271A4 and 88475A5) Part Number SRA-S18-6254
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Sierra Marine
Sierra Composite Pulley - Mercruiser - S18-6457
Sierra Composite Pulley - Mercruiser - S18-6457. Replaces: 807757T 3” OD Serpentine for 13/16” width belt For: Late model GM V6 & V8 engines Part Number SRA-S18-6457
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Sierra Marine
Sierra Thermostat Service Kit - Mercruiser - S18-1989K
Sierra Thermostat Service Kit - Mercruiser - S18-1989K. Service Kit for S18-1989 Thermostat Housing. Part Number SRA-S18-1989K
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Sierra Marine
Sierra Thermostat - Mercruiser - S18-43017
Sierra Thermostat - Mercruiser - S18-43017. Replaces: Mercury 863358T, 8M0074922, 8M0076464 Fits: Mercruiser 496 Mag & HO, 8.1L MIE & HO Part Number SRA-S18-43017