Quicksilver Quick Disconnect Fuel Line Fitting 13563Q3 — 5/16 (8mm) Barb, Clip‑On Leak‑Resistant Connector

This compact connector replaces worn or damaged engine‑end fittings and restores a secure, leak‑resistant link between small portable fuel tanks and compatible outboard engines. Manufactured by Quicksilver — a trusted supplier of OEM marine parts — this part is built for routine service, corrosion resistance, and simple field replacement.

Which engines and hoses is this fitting compatible with?

The 13563Q3 clips onto the engine‑side quick disconnect used on many Mercury, Mariner and Force outboards. It fits 40hp and larger Force outboards from 1993 onward, 9.9–25hp Force models from 1998, and other outboards that use the same clip‑on style. The barb accepts 5/16" (8mm) inner diameter fuel hose.

• Fits Force 40hp and larger (1993+)
• Fits Force 9.9–25hp (1998 models)
• Compatible with Mercury and Mariner engines using clip‑on quick disconnect
• Barb sized for 5/16" (8mm) ID fuel line

How do I install the Quicksilver 13563Q3 on my boat?

Installation is straightforward: remove the old connector, slide the fuel hose onto the 5/16" barb, secure with the included hose clamp, and snap the clip‑on end into the engine fitting. Use new primer bulbs or hose where age or wear is visible to ensure overall system integrity. No special tools are required beyond a screwdriver or small nut driver for the clamp.

• Remove old connector and inspect hose condition
• Push hose fully onto the 5/16" barb for a tight fit
• Fasten included hose clamp to prevent leaks
• Snap connector onto engine quick disconnect until it clicks

What does the package include and what materials protect it from marine conditions?

The fitting ships with a double‑seal connector and a hose clamp to provide a secure, sealed connection. Quicksilver components are engineered for marine exposure with materials and seals chosen to resist fuel breakdown, moisture, and general wear. Regular visual checks and periodic replacement of hoses and primer bulbs keep the fuel system reliable.

• Double‑seal fuel fitting connector for extra leak protection
• Hose clamp included for immediate installation
• Designed for compatibility with common marine fuel hoses
• OEM‑grade manufacturing for consistent fit and durability

Who is this for: Boaters, mechanics, and marinas needing a direct, OEM‑compatible engine‑end fuel connector will find the Quicksilver 13563Q3 a practical replacement. It suits owners of Mercury, Mariner, and Force outboards looking to restore secure fuel connections quickly, particularly when refreshing aged hoses or primer bulbs. Choose this part when you want a straightforward, manufacturer‑grade solution that matches original equipment fitment and helps avoid leaks or connection issues on the water.