Welcome! Please Sign-In
Top Sellers
Flush Kit For 2- & 4-Stroke Outboards from MERCURY MARINE
Flush Kit For 2- & 4-Stroke Outboards from MERCURY MARINE
Fits Mercury/Mariner 4 and 5hp 2-stroke outboards and 4, 5 and 6hp 4-stroke outboards.
Outboard Oil Filter Wrench from MERCURY MARINE
Outboard Oil Filter Wrench from MERCURY MARINE
Fits the replaceable screw-on type canister oil filters found on current Mercury / Mariner 4-Stroke outboards 9.
Premium 4-Cycle Heavy-Duty SAE 15W40 Engine Oil, Gallon from WEST MARINE
Premium 4-Cycle Heavy-Duty SAE 15W40 Engine Oil, Gallon from WEST MARINE
An excellent choice for all 4-cycle inboard diesel and gasoline engines operating in all conditions. Clean-burning formula meets or exceeds both industry and factory performance specifications. Powerful additives allow for dependable engine service.
Synthetic Blend 4-Cycle Engine Oil, Quart from QUICKSILVER
Synthetic Blend 4-Cycle Engine Oil, Quart from QUICKSILVER
Recommended for gasoline and diesel-powered stern-drive and inboard engines that require FC-W Certified, SAE 25W-40 oil.
Four-Stroke Outboard Oil Filter from MERCURY MARINE
Four-Stroke Outboard Oil Filter from MERCURY MARINE
Replaceable screw-on type canister filter. Fits the 75/90/115 hp.
Flo-Torq II Hub Kit, Mercury 225 EFI fourstroke outboards; Yamaha 225hp 4-stroke outboards, Prop Series B from MERCURY MARINE
Flo-Torq II Hub Kit, Mercury 225 EFI fourstroke outboards; Yamaha 225hp 4-stroke outboards, Prop Series B from MERCURY MARINE
Change props faster, cheaper, with Quicksilver's modular hubFlo TorQ II modular propellers let you easily switch props, change pitch, change from aluminum to stainless, or replace a bent propeller. They're a direct replacement for the Michigan XHS hub kits. When large underwater obstruction are encountered, the Delrin sleeve of the Flo-Torq II System is designed to "break away" following impact, ensuring that damage to the engine, engine drive and propeller is kept to a minimum.
Auxiliary Outboard Bracket, 9-1/2" Vertical Lift, 7.5hp-30hp HP Rating from GARELICK
Auxiliary Outboard Bracket, 9-1/2" Vertical Lift, 7.5hp-30hp HP Rating from GARELICK
Built extra-tough and extra-wide for secondary engines including new higher-torque, four-stroke engines. Stainless torsion springs for easy lifting. Mounting board is 2" weatherproof and maintenance-free polypropylene. Five-position lock bar allows for better range trim adjustment. Maximum Weight: Model #193328: 169 lbs. , Model # 3683455: 175 lbs. . Style: Adjustable . Material: Anodized aluminum body w/ poly-propylene board . Attachment Method: Thru-bolt, backing plate .
Impeller Kit -6, 8, 9.9,15HP 4 Stroke from MERCURY MARINE
Impeller Kit -6, 8, 9.9,15HP 4 Stroke from MERCURY MARINE
Type A: Fits Merc/Mar 4hp (1-cyl), Model 75 (7. 5hp) and Model 110/9. 8hp when the water impeller ID measures 0. 456" Type B: Fits all Mercruiser Alpha One Generation II drives with serial number OD 469859 and above Type C: Fits Merc/Mar 6/8/9. 9hp 2-cycle outboards (USA OA197112 & above, BEL 9461526 & above), 15hp 2-cycle and 9.
TC-W3 100% Synthetic 2-Cycle Outboard Oil from PENNZOIL
TC-W3 100% Synthetic 2-Cycle Outboard Oil from PENNZOIL
This high-flash, ashless 2-cycle engine oil with biodegradable formulation meets or exceeds 2-cycle outboard manufacturer's warranty requirements. It provides excellent lubricity and wear and rust protection in both pre-mix and injection systems. Exceeds NMMA requirements.
DELO 100 Diesel Engine Oil - SAE 30 5 gallons from CHEVRON
DELO 100 Diesel Engine Oil - SAE 30 5 gallons from CHEVRON
Recommended for use in older 2 and 4 stroke marine diesel engines, Chevron DELO 100 motor oils utilize the latest technology to provide excellent performance in older engines using either normal, high, or low sulfur fuels. The SAE 30 and 40 grades are specifically designed for 2-stroke diesel engines requiring highly effective control of wear and deposits. DELO 100 oils comply with Detroit Diesel Corporation 2-stroke engine requirements, including the 0.
4-Stroke Auxiliary Outboard Bracket from GARELICK
4-Stroke Auxiliary Outboard Bracket from GARELICK
Gets your motor clear of the water when not in use to eliminate propeller drag and to protect the lower unit. Marine-grade stainless steel and a 2" thick polyethylene mounting board. Brackets adjust to transoms with plus or minus angles from 7° to 35° in 7° increments.
30GPH Cartridge, Replaces Racor S3240 from SIERRA
30GPH Cartridge, Replaces Racor S3240 from SIERRA
High-performance fuel injected engines require ultimate fuel filtration, separation of water from the fuel supply and maximum fuel flow. Sierra’s 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 98. They’re engineered for today’s sterndrives and inboards, along with 2-cycle and 4-cycle outboards. That is why a high efficiency water separating filter is so important.
60GPH Cartridge, Replaces Racor S3227 from SIERRA
60GPH Cartridge, Replaces Racor S3227 from SIERRA
High-performance fuel injected engines require ultimate fuel filtration, separation of water from the fuel supply and maximum fuel flow. Sierra’s 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 98. They’re engineered for today’s sterndrives and inboards, along with 2-cycle and 4-cycle outboards. That is why a high efficiency water separating filter is so important.
Premium Engine Oil - SAE 30, gallon from WEST MARINE
Premium Engine Oil - SAE 30, gallon from WEST MARINE
Exceeds OEM requirements— will not void engine warranty. Recommended for engines requiring API CF-2 level performance. Exceeds warranty requirements for all diesel and gasoline engines specifying SAE 30 or SAE 40 grade and API service classifications including Caterpillar, Cummins, Detroit Diesel, Mack, Navistar, Volvo and Mann. Heavy-duty formulation minimizes engine wear to provide long engine life. Exceeds Mack EO-K/2 and Allison C4 specifications and CID A-A-52306A requirements .
10 Micron Replacement Filter Element for OMC 502905 from SIERRA
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.

4-Stroke Outboard Oil

Outboard Oil - SAE 10W-30 from WEST MARINE Home -> Engine Systems -> Engine Lubrication -> 4 Stroke Oil->4-Stroke Outboard Oil
With a higher number of performance-boosting additives than automotive oil, this synthetic blend meets and exceeds the needs of high-performance outboards. It's special formula protects outboards from friction damage and engine wear. Outstanding viscosity at low temperatures. Greater detergency. Resists engine build up. Exceeds all 4-stroke outboard requirements.
Part No: 3704772
Outboard Oil - SAE 10W-40 from WEST MARINE Home -> Engine Systems -> Engine Lubrication->4-Stroke Outboard Oil
With a higher number of performance-boosting additives than automotive oil, this synthetic blend meets and exceeds the needs of high-performance outboards. It's special formula protects outboards from friction damage and engine wear. Outstanding viscosity at low temperatures. Greater detergency. Resists engine build up. Exceeds all 4-stroke outboard requirements.
Part No: 3704780
Outboard Oil - SAE 25W-40 from WEST MARINE Home -> Engine Systems -> Engine Lubrication->4-Stroke Outboard Oil
With a higher number of performance-boosting additives than automotive oil, this synthetic blend meets and exceeds the needs of high-performance outboards. It's special formula protects outboards from friction damage and engine wear. Outstanding viscosity at low temperatures. Greater detergency. Resists engine build up. Exceeds all 4-stroke outboard requirements.
Part No: 3704798
4-stroke 25-115hp from MERCURY MARINE Home -> Engine Systems -> Engine Parts -> Mercury Ob Repair Parts->4-Stroke Outboard Oil Filters
These oil filters will help protect your engine by trapping dirt and other contaminants while allowing the oil to flow to the engine.
Part No: 822626Q05
4-stroke 8, 9.9, 15hp from MERCURY MARINE Home -> Engine Systems -> Engine Parts -> Mercury Ob Repair Parts->4-Stroke Outboard Oil Filters
These oil filters will help protect your engine by trapping dirt and other contaminants while allowing the oil to flow to the engine.
Part No: 822626Q03
Premium 4-Stroke Outboard Oil from MERCURY MARINE Home -> Engine Systems -> Engine Lubrication
A premium grade base stock and special additives make this a superior grade 4-Stroke Outboard Oil. Features include more performance additives than automotive oils, special viscosity improvers, excellent low temp viscosity, improved detergency, and rust and sludge deposit prevention qualities. Delivers superior friction reduction and wear protection. Protects internal engine surfaces and contains anti-foaming agents. Exceeds all 4-stroke outboard engine manufacturer's requirements.
Part No: 858045Q01
4 Stroke Outboard Motor Oil - 10W-30 - 1 Gallon from SIERRA Home -> Engine Systems -> Engine Lubrication -> 4 Stroke Oil
4 Stroke Outboard Motor Oil 10W - 30.
Part No: 18-9420-3
Heavy-Duty 4-Cycle Engine Oil, SAE 15W-40, Gallon from PENNZOIL Home -> Engine Systems -> Engine Lubrication -> 4 Stroke Oil->Heavy-Duty 4-Cycle Engine Oil
Heavy-duty, 4-stroke marine oil protects engine, even under severe conditions Provides outstanding protection for diesel and four-cycle inboard/outboard gasoline engines in marine environments. High viscosity and film strength provide protection in high speed/high load applications. Helps reduce corrosive wear. Meets or exceeds major manufacturers' warranty requirements and API service CI-4/SL (15W-40 only), CF-4, CF-2, CF/SJ. Exceeds Original Equipment Manufacturer’s warranty.
Part No: 5073660
4 Stroke Oil - 4 Liters from MERCURY MARINE Home -> Engine Systems -> Engine Lubrication -> 4 Stroke Oil->4 Stroke Oil, Synthetic 25W-40
25W-40 synthetic oil specifically formulated for 4-stroke outboards. Provides superior moisture and rust protection, improved performance and protects against wear for trouble-free operation. Exceeds FC-W ratings and all 4-stroke outboard engine manufacturer’s requirements.
Part No: 858053Q01
4 Stroke Oil - 1 Liter from MERCURY MARINE Home -> Engine Systems -> Engine Lubrication->4 Stroke Oil, Synthetic 25W-40
25W-40 synthetic oil specifically formulated for 4-stroke outboards. Provides superior moisture and rust protection, improved performance and protects against wear for trouble-free operation. Exceeds FC-W ratings and all 4-stroke outboard engine manufacturer’s requirements.
Part No: 858052Q01
Heavy-Duty 4-Cycle Engine Oil, SAE 30, Gallon from PENNZOIL Home -> Engine Systems -> Engine Lubrication -> 4 Stroke Oil->Heavy-Duty 4-Cycle Engine Oil
Heavy-duty, 4-stroke marine oil protects engine, even under severe conditions Provides outstanding protection for diesel and four-cycle inboard/outboard gasoline engines in marine environments. High viscosity and film strength provide protection in high speed/high load applications. Helps reduce corrosive wear. Meets or exceeds major manufacturers' warranty requirements and API service CI-4/SL (15W-40 only), CF-4, CF-2, CF/SJ. Exceeds Original Equipment Manufacturer’s warranty.
Part No: 5073656
Heavy-Duty 4-Cycle Engine Oil, SAE 40, Gallon from PENNZOIL Home -> Engine Systems -> Engine Lubrication->Heavy-Duty 4-Cycle Engine Oil
Heavy-duty, 4-stroke marine oil protects engine, even under severe conditions Provides outstanding protection for diesel and four-cycle inboard/outboard gasoline engines in marine environments. High viscosity and film strength provide protection in high speed/high load applications. Helps reduce corrosive wear. Meets or exceeds major manufacturers' warranty requirements and API service CI-4/SL (15W-40 only), CF-4, CF-2, CF/SJ. Exceeds Original Equipment Manufacturer’s warranty.
Part No: 5073657
   Company History
   Mission Statement
   Press Room
   Careers at West Marine
   Affiliate Program
   Annual Catalog
   Store Locator
   And More...
   Stock Price
   Press Releases
   SEC Filings
   Email Alerts
   Analyst Coverage
   Management Team
   Financial FAQ
   And More...
   Terms Of Use
   Returns/Exchanges
   Privacy Policy
   Contact Us
   Site Map
   Annual Catalog
   Product Recalls
   And More...
Product offering and prices listed on this website (www.westmarine.com) are limited to Internet and phone orders (1-800-BOATING). Prices on periodic web-only specials apply only to Internet orders. Product offering and/or prices may vary at West Marine retail stores. ©2009 West Marine | All Rights Reservedpics11