Best Seneca Marine in 2026

Deluxe Premium Motor Flusher works great on Outboard and Inboard items

Rectangular cups help create a better seal

For use with Lower Units that have side water inlets

Great for ALL Yamaha Boats, ATVs, Outboards, WaveRunners, Power Products, Generators, Pressure Washers, SxS, Golf Carts & More

Kit includes 1 - ACC-RNGFR-PL-32 Ring Free Plus Fuel Additive & 1- ACC-FSTAB-PL-32 Fuel Stabilizer Plus

Keep your YAMAHA running great by properly maintaining the fuel system

Fits most engines with side water inlets

Provides fast and easy way to flush lower unit and engine

Universal Fit

Kit includes 2x Yamalube HD Heavy Duty Gear Lube for Lower Unit Quart

Yamah recommends HD Gear Lube for V8 F300-F350 / 4.2L F225 F250 F300 / 4.2L SHO VF200 VF225 VF250

Includes 2 Genuine 90430-08003-00 Lower Unit Gaskets

Contains all parts needed to WINTERIZE your Yamaha 2006+ F150 F175 F200 Outboard

Includes Yamaha Oil Change kit, Lower Unit Gear case lube, necessary gaskets, and Gear Lube Pump

Keep your Outboard protected with Yamalube Yamashield Rust & Corrosion Protectant

Kit designed to fit TWIN Engine set ups requiring HD Gear Lube

Yamaha recommends HD Gear Lube for V8 F300-F350 / 4.2L F225 F250 F300 / 4.2L SHO VF200 VF225 VF250

Includes 4 Genuine 90430-08003-00 Lower Unit Gaskets

Fits 2006-2013 Yamaha F115 Outboard 4-Stroke Motor - F115JA, F115LA, F115TJR, F115TLR, F115TXR, F115XA

Inlcudes all OEM Yamaha parts required for 100 Hour Maintenance

Includes FULL Oil Change kit, NGK Spark Plug Set, Water Pump Rebuild Repair Kit, Thermostat & Seal, Anodes, Trim Tab, Power Trim Fluid, Fuel Filters, Fuel Filter O-Ring, 3x Anode Grommet, and Oil Drain Plug

Fits Mercuiser GM V8 Models that have a threaded dip stick tube

Contains SENECA Marine Crankcase Oil Extractor Pump

Contains Mercury Quicksilver 25W40 Oil

Fits YAMAHA SX200TXR 200HP 2-Stroke Outboard Models

Includes GENUINE OEM YAMAHA Parts

Kit Includes Water Pump Rebuild Kit, 2x Therm's & Gaskets, VST Filter, Gasket, In-Line Fuel Filter, MAR-FUELF-IL-TR, NGK Spark Plugs, Trim Tab, Anode, Lower Unit Gaskets, Gear Lube, and Power Trim Fluid

Flushes contaminates out of the engine

Dual input design enables better flow through the engine

Connects to any standard garden hose

Extend the life of your engine by flushing away salt, silt and sand after every use

Connects to a standard garden hose

Universal design fits a wide variety of engines

MOTOR ACCESSORY: Keep your boat’s engine in good condition by protecting it with the efficient and durable Shoreline Marine Dual Flow Flusher. This equipment is designed for most inboards and outboards and helps increase its life by protecting it from contaminants.

PROTECTS ENGINE: This motor flusher helps extend your outboard engine’s life by regularly flushing away salt, silt, and grime after use. Not only clean, but you can also winterize your boat with the help of this essential boat accessory and keep your investment in good condition.

EASY-TO-OPERATE: You can connect this boat motor flusher to a standard garden hose and help keep your motor clean by flushing away sand, salt, silt, and mud. If you need to tune your engine and make minor adjustments when on the water, you can trust this tool.

Semi-universal outboard and stern drive flushing kit makes quick work of protecting your engine and drive from the harmful effects of galvanic corrosion

Essential and easy to use tool for flushing internal parts of engines and drives used in salt or brackish water or where invasive plant species must be flushed before departing a launch ramp area

Easily connects to a fresh water source with a standard garden hose connection

Designed to flush sand, silt, and alkali from your inboard engine

Easily installs on raw water strainer for inboard engines without tools

Telescoping shaft ensures precise alignment, especially in hard-to-reach areas

ULTIMATE DUAL FEED FLUSHER: Use the Redneck Convent Dual Water Feed Boat Motor Flusher Rectangular Cup Muffs with Hose Fittings Flush Kit – Marine Outboard Engine Flushing to obliterate salt and mineral build up along with other contaminants from your outboard boat engine’s lower unit cooling system when hooked up to a garden hose; Effective way to flush engine with fresh water to prevent clogging and corrosion and allow for engine adjustments

EASY INSTALLATION: Requires no tools for installation or removal; Simply slide the flusher muff cups over the top of the water intake slots on your boat and connect your garden hose to one of the included quick connect fittings to run motor out of the water or use to winterize motor; Never turn water supply to full force or damage to drive may occur

FITS YOUR BOAT: Compatible with most Johnson/Evinrude, Mercury, Yamaha, Chrysler, Force, Honda, Nissan, Suzuki, and Tohatsu outdrives; As long as your boat includes side water inlet ports, this flusher is for you; Rotate muff ears to fit and seal over the water pick-ups on the lower unit (cups swivel to be positioned horizontally or vertically for a multitude of ways to put it on)

ENGINE PROTECTION: Dual Feed Muff Boat Motor Flusher provides a way to connect Outboard and I/O Sterndrives to a freshwater source and effectively flush out sand, salt water, sediment, seaweed, and silt. It helps extend your outboard engine's life

EASY TO OPERATE: You can connect these Outboard Motor Muffs to a standard garden hose or an optional quick-connect male adapter end and rubber washer

UNIVERSAL COMPATIBILITY: Fits most Outboards outboard engines including Mercury, Yamaha, Evinrude, Mercury, Yamaha, Johnson, Chrysler, Honda, Nissan, and Suzuki as well as others

INBOARD FLUSHER: Use the Redneck Convent Boat Motor Flusher Round Circular Cup Muff Plunger with Hose Fitting Flush Kit – Marine Inboard Engine Flushing to obliterate salt and mineral build up along with other contaminants from your inboard boat engine with through hull water intakes when hooked up to a garden hose; Effective way to flush engine with fresh water to prevent clogging and corrosion and allow for engine adjustments

EASY INSTALLATION: Requires no tools for installation or removal and perfect for hard-to-reach areas; Simply twist on to attach to your intake and connect your garden hose to the included quick connect fitting to run motor out of the water or use to winterize motor; Never turn water supply to full force or damage to drive may occur

FITS YOUR BOAT: Fully adjustable and compatible with inboard engines with through hull water intakes; As long as your boat includes a water pick-up on the bottom of the boat, this flusher is for you; Make sure the boat intake scoop is less than 5 inches (12.7cm) and you have enough clearance under your trailer

ENGINE PROTECTION: Universal Engine Motor Flusher provides a way to connect Outboard and I/O Sterndrives to a freshwater source and effectively flush out sand, salt water, sediment, seaweed, and silt. It helps extend your outboard engine's life

EASY TO OPERATE: You can connect these Outboard Motor Muffs to a standard garden hose or an optional quick-connect male adapter end and rubber washer

UNIVERSAL COMPATIBILITY: Fits most Outboards outboard engines including Mercury, Yamaha, Evinrude, Mercury, Yamaha, Johnson, Chrysler, Honda, Nissan, and Suzuki as well as others

Made in China

Package dimension :15.24 cm x 15.24 cm x 48.26 cm

Product type : FISHING EQUIPMENT

Quickly and easily flushes engine’s cooling system

Flushes away materials such as salt, sand, silt, and alkali

Prevents clogging and corrosion

CHOOSE BETWEEN CLEANING OR FLUSHING: This hose end sprayer mixer works as a sprayer to apply boat or car wash soap and an engine flushing solution for salt removing agents. The soap dispensing hose nozzle sprayer is compatible with a standard hose.

KIT INCLUDES PREMIUM FIREHOSE NOZZLE: This spray gun kit comes with a high quality fireman style hose nozzle making great value for cleaning and flushing. The durable rubber & stainless steel head attaches to the soap dispenser applicator or direct.

WORKS AS MOTOR FLUSH FOR I/O & OUTBOARD ENGINES: Can be used as a boat motor flusher to remove corrosive deposits, get salt off, sludge and dirt to maintain optimal performance of your motor. Works with boat muffs outboard or inboard motor flusher.

Extend the life of your engine by flushing away salt, silt and sand after every use

Connects to a standard garden hose

Includes four stainless steel hose clamps

✔Arms Length:10" (256mm)，Rectangular Cap Size: 4.85" * 3" (123mm * 76.7mm)

✔Quick installation and use of garden hoses, idle-speed adjustment of starting motors, convenient for cleaning pollutants in the motor system,Keep your motor clean

✔Flushes your engine after every trip with this easy to use motor flusher , High elastic quality bracket, not easy to deform

ENGINE PROTECTION: Universal Engine Motor Flusher provides a way to connect Outboard and I/O Sterndrives to a freshwater source and effectively flush out sand, salt water, sediment, seaweed, and silt. It helps extend your outboard engine's life

EASY TO OPERATE: You can connect these Outboard Motor Muffs to a standard garden hose or an optional quick-connect male adapter end and rubber washer

UNIVERSAL COMPATIBILITY: Fits most Outboards outboard engines including Mercury, Yamaha, Evinrude, Mercury, Yamaha, Johnson, Chrysler, Honda, Nissan, and Suzuki as well as others

Protects your outboard by making it easy to quickly flush salt water from the engine

Fits most popular outboard engines from Mercury, Mariner, Yamaha and Suzuki

Snaps on easily and slide valve remains on the engine permanently so it’s always ready for flushing

Moeller

2501542

Durable, reinforced polypropylene for dependable performance

Self-adjusting yoke fits most domestic or imported I/O’s and outboards

Molded cups deliver water exactly where needed to effectively flush system

Seaworks Boat Winterizer flow system flushes, prepares and protects your boat engine for winter storage. Compatible for inboard and outboard engines.

Kit includes: antifreeze tank with on/off valve, T-Connector, shutoff valve, braided hose with fittings.

Fittings designed for uninterrupted antifreeze flow to your engines, cleans impurities and enhances engine performance. Use at regular intervals to improve engine life expectancy.

Seaworks Boat Winterizer flow system flushes, prepares and protects your boat engine for winter storage. Compatible for inboard and outboard engines. Flusher included with kit.

Kit includes: antifreeze tank with on/off valve, T-Connector, shutoff valve, braided hose with fittings, flusher.

Fittings designed for uninterrupted antifreeze flow to your engines, cleans impurities and enhances engine performance. Use at regular intervals to improve engine life expectancy.

Fits Most Motors 15 HP And Under

Test Your Motor Before Heading Onto The Water.

Easy Slip-On Design