Quicksilver

Quicksilver 802878Q55 Corrosion Guard is an 11 oz spray-on protectant that creates a water-resistant barrier to help reduce corrosion on painted and bare metal marine components. Designed by Mercury Marine and sold under the Quicksilver brand, this easy-to-apply rust inhibitor is formulated for use...

Quicksilver Quickleen is a concentrated 12 oz fuel and engine-system cleaner designed to remove carbon, gum and varnish from carburetors, injectors and combustion chambers. Keep engines running smoothly across a wide range of gasoline-powered equipment with a single bottle. Quicksilver Quickleen is formulated for...

Quicksilver 802893Q01 is a water-separating, 25-micron replacement fuel filter designed to protect compatible Mercury and MerCruiser outboards, sterndrives, and inboards from water and fuel-borne contaminants. This replacement unit captures water and particulates before they reach your engine, helping preserve performance and reliability on the...

Quicksilver 877769Q01 is a direct-fit oil filter engineered for Mercury Verado inline 6-cylinder outboards and the Verado 400R, replacing part number 883701. When maintaining a high-performance Verado outboard, choosing the correct oil filter matters for reliable lubrication, cleaner oil, and durable engine operation. The...

Quicksilver 25W-40 Synthetic Blend is a 1‑quart marine 4‑stroke engine oil engineered to reduce wear and resist corrosion in sterndrive and outboard engines. Clean, well‑formulated lubricant is a central factor in preserving marine engines exposed to salt, water spray and high loads. This synthetic...

Quicksilver Quickare Fuel Treatment is a concentrated 12 oz formula that cleans deposits, stabilizes gasoline and protects both 2‑cycle and 4‑cycle engines from corrosion and ethanol-related issues. Designed for a wide range of gasoline-powered machines—from cars and trucks to motorcycles, lawn equipment and marine...

Quicksilver Power Tune Internal Engine Cleaner is a 12 oz spray formula that dissolves combustion chamber and intake deposits to restore fuel flow and responsiveness in 2‑stroke, 4‑stroke and fuel‑injected gasoline engines. Designed by a marine-industry leader, this internal engine cleaner targets varnish, carbon...

Quicksilver 94996Q2 is a six-piece bell housing installation gasket kit designed to restore correct sealing and alignment on compatible MerCruiser R, MR and Alpha One Gen II drives. This complete gasket kit supplies the exact sealing components required when fitting the bell housing on...

Quicksilver 10W-30 4-Stroke Synthetic Marine Engine Oil (1 quart) is a synthetic blend formulated to protect four-stroke outboards, inboards and sterndrives with excellent wear and corrosion resistance. This Quicksilver 10W-30 oil is engineered for marine four-stroke engines up to 150 hp and selected V6...

Quicksilver 877761Q01 is a direct-fit replacement oil filter engineered to protect select Mercury and Mariner 75–115hp outboards and the Mercury 150hp EFI 4-stroke outboard by trapping contaminants and preventing dry starts. This genuine Quicksilver oil filter is built to the same specifications used for...

Quicksilver 802878Q1 Phantom Black is a 12 oz glossy enamel spray paint formulated to match black Mercury outboards, MerCruiser sterndrives and engines. This spray can delivers a deep, glossy black finish designed to restore scratched, faded or worn marine engine surfaces. Made under the...

Quicksilver 2-4-C Marine Grease 8 oz is a calcium sulfonate NLGI 2 lubricant made for heavy-load, high-temperature and wet marine environments to protect moving parts from corrosion and washout. Designed for boats, trailers and other equipment exposed to saltwater, fresh water and heavy loads,...

The Quicksilver 13563Q3 is a clip-on quick-disconnect fuel line fitting with a 5/16" (8mm) barb designed to connect portable fuel hoses to compatible Mercury, Mariner and Force outboard engines. This OEM-style connector is made to fit a range of outboards — including Force 40hp...

Quicksilver 2-4-C Marine Grease with Teflon (14 oz) is a lithium-based, NLGI 2 marine lubricant formulated with PTFE for durable, water-resistant protection of moving marine components. This 14-ounce tube of Quicksilver 2-4-C Marine Grease with Teflon is engineered for routine lubrication tasks on boats...

Quicksilver 8M0175742 is a shear-stable, API GL-4 rated 1‑quart fluid formulated specifically for high-performance V‑twin motorcycle transmissions and primary chaincases. Engineered for V‑twin setups with wet diaphragm spring clutches, this Quicksilver primary and transmission fluid helps maintain consistent clutch engagement, smoother gear changes, and...

Quicksilver 15W-50 Full Synthetic Motorcycle Oil is a full-synthetic, wet-clutch compatible lubricant designed to protect high-revving 4-stroke motorcycle and scooter engines while maintaining peak performance. This 1-quart bottle of Quicksilver 15W-50 offers a modern synthetic formulation engineered for sport, dual-sport, off-road, and other high-RPM...

Quicksilver 879884T is a cartridge-type inline fuel filter assembly designed to protect Mercury and Mariner 40–60hp 4-cylinder EFI 4-stroke outboards by removing water and particulate contaminants before they reach the engine. If you run a Mercury or Mariner 40–60hp EFI outboard, clean fuel is...

Quicksilver SAE 90 High Performance Gear Lube is a 32 oz lower-unit gear oil engineered to protect sterndrives and outboard lower units from wear, corrosion, and water-related damage. Clean, properly formulated gear oil is a critical defense for marine drives exposed to salt, freshwater,...

Quicksilver 2-Stroke Premium Plus Synthetic Blend Marine Engine Oil (32oz) is a TC-W3-rated lubricant designed to protect and optimize two-stroke outboards, PWCs and small engines. Built by Quicksilver, the trusted name in marine parts and fluids, this 32-ounce bottle contains a synthetic blend formulated...

Quicksilver 25W-40 4-Stroke Marine Engine Oil (1 qt) is a purpose-built engine lubricant formulated to protect sterndrive and outboard 4-stroke marine engines from wear and corrosion while supporting high-rpm performance. Clean, correctly formulated oil is a key defense between moving engine parts and saltwater,...

Quicksilver Power Trim & Steering Fluid (32 oz) is a universal hydraulic fluid formulated to protect and lubricate marine power trim and steering systems. Keep your outboard or sterndrive hydraulic components running smoothly with a purpose-built fluid from a trusted marine brand. This 32-ounce bottle...

Quicksilver 10W-30 4-Stroke Marine Engine Oil (1 quart) is a marine-formulated engine lubricant engineered to protect sterndrive, inboard and outboard 4-stroke engines from wear and corrosion while maintaining stable viscosity under boating conditions. Clean, purpose-built engine oil is a key factor in prolonging the...

Quicksilver 2-Stroke Full Synthetic PWC and Sport Boat Oil is a biodegradable, clean-burning lubricant formulated to protect and optimize two-stroke personal watercraft and sport boat engines. Formulated for modern two-stroke PWC and sport boat engines, this full synthetic quart delivers detergency, wear protection, and...

Quicksilver 815528 is a direct-replacement exhaust and intake manifold gasket engineered for select 3.0L MerCruiser and compatible Volvo Penta engines. This gasket is designed to restore a tight seal between manifold and block on 3.0L MerCruiser sterndrive and inboard engines (1998 and newer) and...

The Quicksilver 858004Q is a high-performance replacement oil filter designed specifically for MerCruiser sterndrive and compatible inboard engines, delivering improved contaminant removal and reliable start-up lubrication. Built to meet Mercury Marine original equipment specifications, this Quicksilver oil filter is engineered for marine duty where...

The Quicksilver 16595Q oil filter is a direct-fit replacement designed to protect MerCruiser high-performance V8 engines by stopping contaminants and preserving lubrication at startup. If you run a MerCruiser V8 sterndrive or inboard engine built by General Motors and Mercury Marine, using a filter...

Quicksilver Corrosion Guard Engine Protect 12 oz. is a spray-on rust inhibitor that creates a clear, water-resistant film to protect painted and unpainted engine and metal surfaces from corrosion. Designed for the demanding conditions boats and outdoor equipment face, this easy-to-apply aerosol forms a...

Quicksilver 882751A1 is a factory-spec power trim relay engineered to restore reliable trim and tilt operation on 115hp Mercury and Mariner 4-stroke outboard engines. If your 115hp Mercury or Mariner 4-stroke outboard is showing intermittent or no trim/tilt response, the power trim relay is...

Quicksilver 80W-90 Premium Gear Lube is a 32 oz marine gear oil formulated to protect outboard lower units and gearcases (recommended for engines under 75hp) from wear, corrosion and water-related damage. Clean, properly specified gear lube reduces friction and extends the service life of...

Quicksilver 85W-90 Extreme Performance Gear Lube (1 qt.) is a high‑strength marine gear oil formulated to protect racing and high‑performance outboard and sterndrive gear sets under extreme loads and temperatures. Built from Mercury Marine’s OEM experience, this 85W-90 formulation is tuned for gearboxes used...

Quicksilver 858078Q01 Hydraulic Helm Steering Fluid is a 32-ounce marine hydraulic oil formulated for non-powered helm systems, providing reliable lubrication and corrosion resistance for MerCruiser and compatible bolt-on steering setups. Designed for boating steering gear that relies on hydraulic fluid rather than power-assist pumps,...

Quicksilver 811635Q2 is a complete distributor cap and rotor kit with solid brass terminals engineered to restore reliable spark distribution on GM 4-cylinder MerCruiser engines equipped with Delco EST ignition systems. This replacement kit matches Mercury Marine original equipment specifications and is built for...

Quicksilver 877770Q1 Extended Life Coolant/Antifreeze is a pre-diluted 50/50 ethylene glycol formula designed for MerCruiser closed cooling stern drive and inboard gasoline engines, offering extended protection without silicates or phosphates. Built by a brand with over six decades serving marine powerplants, this ready-to-use gallon...

Quicksilver SAE 90 High Performance Gear Lube & Pump Kit is a 32 oz marine-grade lower unit oil with a matching hand pump, engineered to shield outboard and sterndrive gearsets from wear, corrosion, and water-related damage. Clean, correctly specified gear oil extends the life...

QuickSilver Quickstor Fuel Treatment and Stabilizer (32 oz) protects gasoline engines and preserves fuel for extended storage up to one year per dose. Quickstor is a concentrated fuel conditioner formulated to keep gasoline — including ethanol blends — stable and engine-ready during long storage...

Quicksilver 8M0185622 is a stepped-mount solenoid designed to operate as either the starter relay or the power-trim actuator for many Mercury and Mariner outboards and MerCruiser sterndrives. This replacement solenoid is built to match Mercury Marine OEM form and fit, offering a direct swap-in...

Quicksilver 8M0061875 is a replacement primer bulb kit with two hose clamps designed for 5/16" (8 mm) fuel lines, built for durable, low-permeation fuel priming on compatible marine engines. This replacement primer bulb from Quicksilver fits 5/16" (8 mm) inside-diameter fuel hoses and includes...

Quicksilver 59362T1 is a direct-fit replacement impeller for MerCruiser engines equipped with engine-mounted seawater pumps using a plastic housing. When inboard or sterndrive cooling relies on seawater circulation, the impeller is the heart of that system. The Quicksilver 59362T1 impeller is engineered to restore...

The Quicksilver 806490T water temperature sender monitors engine coolant temperature for MerCruiser sterndrive and inboard engines. If your boat uses a MerCruiser sterndrive or inboard engine, the Quicksilver 806490T sender provides the temperature signal your dash gauge needs to show engine water temperature. Built...

Quicksilver 25W-40 Oil Change Kit supplies the exact oil, filter, seal and drip tray needed for routine oil changes on Mercury 15hp and 20hp 4-stroke carbureted outboards. This complete kit (part 8M0081910) bundles a 1 L bottle of Quicksilver 25W-40 4-stroke marine oil, a...

Quicksilver Premium Plus Synthetic Blend 2-Stroke Engine Oil (1 gallon) is a TC-W3 ashless formulation engineered to protect and lubricate high-performance 2-stroke outboards, PWCs and small engines. Whether you run a Mercury outboard, a personal watercraft, a snowmobile or other 2-stroke power equipment, this...

Quicksilver Quickare Fuel Treatment 32 oz is a multi‑use fuel additive designed to clean fuel systems, prevent ethanol-related issues, and help maintain reliable engine performance across 2‑ and 4‑cycle gasoline engines. Whether you run a boat, motorcycle, lawn mower or snowblower, modern gasoline—especially blends...

Quicksilver 8M0128419 DOT 5 Brake Fluid is a silicone-based brake fluid formulated for DOT 5 applications, delivering high boil resistance and component corrosion protection in a 12 oz bottle. This DOT 5 brake fluid from Quicksilver is engineered specifically for systems that require silicone-based...

Quicksilver 805759Q3 is a complete distributor cap kit—cap, rotor and gasket—built to replace worn ignition parts on GM V8 MerCruiser engines using Thunderbolt IV and V HEI systems. This kit gives you the essential ignition components engineered to match Mercury Marine specifications for reliable...

The Quicksilver 807252Q5 is a 160°F replacement thermostat engineered to restore correct cooling temperature for MerCruiser V6 and V8 engines (1987–2016) that use standard cooling setups. This OEM-grade Quicksilver thermostat matches Mercury Marine specifications and is designed as a direct-fit replacement for many General...

Quicksilver 808483Q1 is a replacement distributor rotor and cap kit engineered to restore reliable ignition performance on General Motors V8 MerCruiser engines equipped with Delco HEI systems from 1997 and earlier. This rotor and cap kit provides the exact fit and material upgrades intended...

Quicksilver Full Synthetic 2-Stroke PWC Marine Engine Oil is a biodegradable, low-smoke full-synthetic oil formulated for two-stroke personal watercraft and sport boat engines. This one-gallon oil delivers dependable lubrication for both oil-injected and pre-mix two-stroke marine engines. It was engineered to meet and exceed...

Quicksilver 8M0061890 is a 9-foot fuel line assembly with an integrated primer bulb designed for Mercury, Mariner and Force outboard engines. This ready-to-install fuel hose comes from Quicksilver, a long-standing supplier of OEM-quality marine parts. Built from low-permeation material and finished in heat-reflecting gray,...

Quicksilver 75692Q2 is a direct-fit replacement thermostat kit designed to restore correct cooling temperature for select Mercury and Mariner 135–200hp V6 outboards. If your Mercury or Mariner V6 outboard is running too hot or fluctuating in temperature, an aging or failed thermostat is often...

Quicksilver 864572 is a direct-fit inline fuel filter designed to protect MerCruiser sterndrive and inboard gasoline engines by stopping tank debris from reaching the booster pump. This compact replacement filter installs between the fuel tank and the booster pump to trap particles and contaminants...