Yamaha Carburetor Assy 3 - Fuel Delivery Component - 67C-14903-14-00

Overview

When a Yamaha starts running uneven across different RPM ranges, I usually start looking at the carb setup, especially on multi-carb engines. This assembly plays a big role in keeping fuel delivery balanced, and when one carb is off, you’ll feel it right away. I’ve swapped these out on engines that just wouldn’t clean up no matter how much tuning we did. Once it’s dialed in, throttle response smooths out and the engine runs a lot more consistent.

Key Features

• Balanced Fuel Distribution – Delivers proper fuel and air mixture for consistent engine performance.
• Genuine Yamaha Fitment – Designed to match factory carburetor specifications and mounting points.
• Smooth Throttle Response – Helps eliminate hesitation and uneven acceleration.
• Improved Engine Stability – Supports steady operation across idle and higher speeds.
• Durable Marine Construction – Built to handle vibration, fuel exposure, and harsh conditions.

Engine & Boat Compatibility

Compatible with select Yamaha outboards using this carburetor assembly. Verify fitment based on your specific engine model.

FAQ

Q: What are signs this carburetor needs replacement?
A: Rough idle, hesitation, uneven throttle response, or reduced engine power.

Q: Can I rebuild instead of replacing it?
A: Sometimes, but if there’s internal wear or damage, replacement is usually more reliable.

Q: Does this affect performance across all speeds?
A: Yes, especially in multi-carb setups where balance is important.

Q: Is this the latest version of this part?
A: No, this part has been updated to 67C-14903-17-00.

Q: Is installation difficult?
A: It’s manageable with experience, but proper setup and synchronization are important.

• Supersessions
  67C-14903-10-00, 67C-14903-11-00, 67C-14903-12-00, 67C-14903-13-00, 67C-14903-15-00, 67C-14903-17-00, 67C-14903-17-00