Upper Unit Seal Kit - OMC Sterndrive/Cobra from SIERRA
For 100-245 Stringer Unit (1968-72) Replaces 981799 Contains: One (1) Upper Gearcase Gasket (18-0939) - OE #315189. Four (4) Oil Seals (18-2073) - OE #981268. One (1) Rubber Seal (18-3111) - OE #907774. Two (2) Washers (18-4248) - OE #311598. Four (4) O-Rings (18-7103) - OE #308624. One (1) O-ring (18-7107) - OE #313175. One (1) O-Ring (18-7121) - OE #308621. One (1) O-Ring (18-7134) - OE #303059. One (1) O-Ring (18-7146) - OE #554545. Two (2) O-Rings (18-7198) - OE #308626.

CARB GASKET KIT from SIERRA
Sierra carb kits and gaskets for engine tune ups.

Yamaha Carb Kit from SIERRA
Sierra carb kits and gaskets for engine tune ups.

Replaces OMC P/N 378444 from SIERRA
Many of Sierra's solenoids are manufactured by our Independence, KS plant. We produce both starter solenoids and continuous duty solenoids for trim and tilt pumps. Our features add up to solenoids which offer maximum magnetic plunger pull, reduced voltage drop and maximum corrosion protection.

Impeller, 18-3062 from SIERRA
Recommended replacement schedule is every 3 years for fresh water and every year for salt water Click to view a Sierra Impeller Application Chart (PDF) For further assistance, have your year & model information handy and call our Product Advisors at 1-800-BOATING.

For Chrysler/Force, 89-817109A2 from SIERRA
Many of Sierra's solenoids are manufactured by our Independence, KS plant. We produce both starter solenoids and continuous duty solenoids for trim and tilt pumps. Our features add up to solenoids which offer maximum magnetic plunger pull, reduced voltage drop and maximum corrosion protection.

Lower Unit Seal Kit from SIERRA
Lower Unit Seal Kit.

Water Circulating Pump - #18-3581 - Chrysler Inbd # 3004886, 3619542, 3619859, 3745985 from SIERRA
Water Pumps The water pump is the heart of your inboard or I/O cooling system. All Sierra pumps are bidirectional and can be installed on reverse rotation engines. The pumps are also powder coated for additional protection. Includes mounting gasket. Pumps include brass bi-directional impellers, brass plugs and fittings, carbon resin seal, all mounting gaskets, stainless steel seal cup and spring, stainless steel back plate (where required), and powder coating for maximum corrosion protection.

4 Position Sealed Ignition Switch from COLE HERSEE
Sealed keyed switches with integral Deutsch connectors feature fully sealed contact areas with O-rings and ultrasonic welding to IP67 waterproof rating. High-impact plastic for corrosion resistance and tested to SAE J259 for ignition switches. Contact rating: 10A@12V DC, 5A@24V DC. Panel thickness: 3/8".

Transom Drain Tube & Plug from MOELLER
This nylon drain tube won't rot, bend or mildew, fits flush to your transom, and allows water to drain when your vessel is trailered. A rubber O-ring makes a watertight seal. Can be loosened with a flat-head screwdriver. Fits 1 1/8'' openings. Mounted with rivets or #8 fasteners.

BayStar Helm Seal Kits from TELEFLEX
Replacement front seal kits for both front and rear mount helms. HS5147 fits BayStar front mount and SportTilt helms . Contains 3 screws, shaft seal and o-ring seal.

10 Micron Replacement Filter Element for OMC 502905 from SIERRA
High-performance fuel injected engines require ultimate fuel filtration, separation of water from the fuel supply and maximum fuel flow. Sierra’s new filter elements deliver all three of these critical performance factors. 7900-Series 10 micron filters eliminate harmful contaminants at over 90% efficiency, while removing over 99% of emulsified water. Today’s ethanol-blended fuels increase the chances of water in fuel tanks, resulting in premature wear, poor performance and component damage.

Exhaust Bellows - Mercury - Replaces 32734A3, 18654A1 from SIERRA
Seals the exhaust/water flow from the manifold to the exhaust outlet in the drive.

10 Micron Replacement Filter Element for Mercury 35-807172/35/35-802893Q, Yamaha ABB-FUELF-IL-TR (Short) from SIERRA
High-performance fuel injected engines require ultimate fuel filtration, separation of water from the fuel supply and maximum fuel flow. Sierra’s new filter elements deliver all three of these critical performance factors. 7900-Series 10 micron filters eliminate harmful contaminants at over 90% efficiency, while removing over 99% of emulsified water. Today’s ethanol-blended fuels increase the chances of water in fuel tanks, resulting in premature wear, poor performance and component damage.

Johnson/Evinrude Outboard Starter, 120 to 140hp V4 (1985-99), 10 tooth drive gear from SIERRA
Sierra's new and remanufactured starters are the only marine starters that meet Marine UL standards. Sierra's remanufactured starters all have new solenoids, drives, bushings, brushes and springs. The bodies are powder coated for greater corrosion resistance. Sierra has entered an agreement with United Technologies to market their complete line of outboard starters and components. All are 100% load tested . Our remanufactured starters are covered by Sierra's customer satisfaction warranty .