Yamaha - Carburetor Float - Fuel Level Control Component - F115 F150 VST - 63P-14984-00-00

Anyone who has worked on older Yamaha carbureted outboards knows that a properly working float makes all the difference. The Yamaha 63P-14984-00-00 Float helps regulate the fuel level inside the carburetor bowl so the engine receives a steady and consistent fuel supply. When the float is working correctly, the motor starts easier, idles cleaner, and responds better when you throttle up.

Over time floats can become worn, saturated, or lose their ability to control fuel height accurately. When that happens, you may see symptoms like flooding, rough idle, or inconsistent running. Replacing the float during carburetor service is a straightforward way to restore proper fuel control and keep the engine running the way Yamaha designed it to.

Key Features

• Precise Fuel Level Regulation – Maintains the correct fuel level inside the carburetor bowl for consistent engine operation.
• Genuine Yamaha Construction – Built to Yamaha factory specifications for reliable performance and proper fit.
• Supports Smooth Carburetor Operation – Helps prevent fuel flooding or starvation caused by worn float components.
• Ideal During Carburetor Service – Common replacement when rebuilding or cleaning carburetors on Yamaha outboards.

Engine & Boat Compatibility

115 - 1990-2005
130 - 1990-2004
150 - 1990-2005
175 - 1990-2000
200 - 1990-2012
225 - 1990-1997
B115 - 1998-1999
C115 - 2000
D150 - 1997-1999
DX150 - 1999-2005
L130 - 1990-2001
L150 - 1990-1999
L200 - 1990-1999
LX150 - 1999-2001
LX200 - 1999-2001
LZ150 - 2000-2005
LZ200 - 2000-2012
P115 - 1993-1996
P150 - 1991-1999
P175 - 1994-1999
P200 - 1991-1999
PROV150 - 1990
PX150 - 1999
S115 - 1996-1999
S130 - 1996-1999
S150 - 1996-1999
S175 - 1996-1999
S200 - 1996-1999
SX150 - 1999-2004
SX200 - 1999-2005
V150 - 2000-2008
V175 - 2000
VX150 - 2000-2004
VZ150 - 2000-2014
VZ175 - 2001-2012
VZ200 - 2001-2004
Z150 - 2000-2005
Z175 - 2001-2005
Z200 - 2000-2012

Frequently Asked Questions

Q: What does the carburetor float do in a Yamaha outboard?
A: The float controls the fuel level in the carburetor bowl by opening and closing the needle valve as fuel enters.

Q: What are signs of a bad carburetor float?
A: Common symptoms include fuel flooding, hard starting, rough idle, fuel leaking from the carburetor, or inconsistent engine performance.

Q: Should the float be replaced during a carburetor rebuild?
A: Many technicians replace it during carburetor service to ensure proper fuel level control and long-term reliability.

Q: Can a damaged float cause an engine to run rich?
A: Yes. If the float fails to regulate fuel level correctly, excess fuel can enter the carburetor, causing rich running conditions.

Q: Is this part important for older carbureted Yamaha engines?
A: Absolutely. On carbureted motors, proper float operation is critical for smooth starting, idle stability, and overall engine performance.

• Engine Application
  • 115 - 1990-2005
  • 130 - 1990-2004
  • 150 - 1990-2005
  • 175 - 1990-2000
  • 200 - 1990-2012
  • 225 - 1990-1997
  • B115 - 1998-1999
  • C115 - 2000
  • D150 - 1997-1999
  • DX150 - 1999-2005
  • L130 - 1990-2001
  • L150 - 1990-1999
  • L200 - 1990-1999
  • LX150 - 1999-2001
  • LX200 - 1999-2001
  • LZ150 - 2000-2005
  • LZ200 - 2000-2012
  • P115 - 1993-1996
  • P150 - 1991-1999
  • P175 - 1994-1999
  • P200 - 1991-1999
  • PROV150 - 1990
  • PX150 - 1999
  • S115 - 1996-1999
  • S130 - 1996-1999
  • S150 - 1996-1999
  • S175 - 1996-1999
  • S200 - 1996-1999
  • SX150 - 1999-2004
  • SX200 - 1999-2005
  • V150 - 2000-2008
  • V175 - 2000
  • VX150 - 2000-2004
  • VZ150 - 2000-2014
  • VZ175 - 2001-2012
  • VZ200 - 2001-2004
  • Z150 - 2000-2005
  • Z175 - 2001-2005
  • Z200 - 2000-2012