Gas Tank Fuel Valve Petcock 51023-0730 for 1988-2004 Kawasaki KLF300 Bayou 300 2X4
This fuel pump is engineered as a direct replacement for the 1988-2004 Kawasaki KLF300 Bayou 300 2X4. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Gas Tank Fuel Valve Petcock 51023 | 0730 for 1988-2004 Kawasaki KLF300 Bayou 300 2X4 Part Name: Fuel Petcock Switch Replacement Part Number:51023-0730, 510230730, 51023-1344, 51023-1155, 51023-1144, 51023-1356, 510231344, 510231155, 510231144, 510231356 Application:Fit for following models:Kawasaki Bayou KLF300 1988-2005Kawasaki EN450 LTD 454 1985-1990Kawasaki KD80X 1988-1990Kawasaki KDX200 1989-1994Kawasaki KH125 1996Kawasaki KL250 2003-2005Kawasaki KLR250 1987-2003Kawasaki KLR250-D22 2003-2004Kawasaki KLT110 1984-1986Kawasaki KLT160 1985Kawasaki KLT185 1986-1987Kawasaki KLX125 2003-2006Kawasaki KLX250 1994-1996Kawasaki KLX300 1997-2007Kawasaki KX65 2003-2005Kawasaki KZ305 CSR 1981 1982Kawasaki KZ305 LTD 1987 1988Kawasaki Lakota KEF300 1995-2003Kawasaki Mojave KFX250 2001-2004Kawasaki Mojave KSF250 1989-2004Kawasaki Ninja EX500A 1987-1993Kawasaki Ninja EX500D 1994-1996Kawasaki Ninja EX500D 1997-2009Kawasaki Ninja ZX600A 1985-1987Kawasaki Ninja ZX600C 1988-1997Kawasaki Tecate KXT250 1984-1987Kawasaki Vulcan EN500A 1990-1996Kawasaki Vulcan EN500C LTD 1996-2006Kawasaki Vulcan VN750A 1986-2006 |
Replaces OEM Part Numbers
51023-0730 • 510230730 • 51023-1344 • 51023-1155 • 51023-1144 • 51023-1356 • 510231344 • 510231155 • 510231144 • 510231356 • Application • following
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the fuel pump may be the cause:
- Engine cranks but won’t start — The pump may have lost prime or stopped delivering fuel. Check for fuel at the filter outlet before replacing the pump.
- Stalling under load — A weak pump can’t maintain pressure at high demand. The engine runs fine at idle but dies when you put it to work.
- Fuel pressure warning (if equipped) — Modern Kawasaki equipment monitors fuel rail pressure. A low-pressure warning often means the pump is failing.
- Loud whining from fuel system — A failing pump makes a high-pitched whine that gets louder as it warms up. Normal pump noise is a low hum.
- Air in fuel lines — If you see bubbles in the transparent fuel line or the primer bulb won’t stay firm, the pump may be drawing air through a worn seal.
- Excessive return flow — Too much fuel returning to the tank instead of reaching the injectors indicates internal pump wear.
Before You Replace the Pump
Before replacing the pump, check the fuel filter and fuel lines for restrictions. A blocked filter causes the same symptoms as a failing pump on Kawasaki equipment. When installing the new pump, fill it with clean fuel before connecting the lines — this reduces priming time and prevents dry-run damage. After installation, bleed the system fully and check for leaks at all connection points. Replace the fuel filter at the same time as the pump to protect the new unit from debris.
Frequently Asked Questions
Will this fit my Kawasaki KLF300?
Yes. This part is designed to fit the Kawasaki KLF300, 300 among other models listed in the compatibility table above. Verify your specific model and engine code before ordering to ensure the correct fit.
Can I cross-reference 51023-0730 with 510230730?
Yes. Both 51023-0730 and 510230730 are interchangeable OEM numbers for this part. They refer to the same component with the same specifications, just different part number revisions.
How do I check if my engine code (KLF300, EN450, KD80X, KDX200) matches?
The engine code is stamped on a metal tag attached to the engine block, usually near the timing belt cover or on the cylinder head. Compare the code you find with the list above. Engine codes are 3 to 6 characters long.
My vehicle is a 1023 model – is it covered?
The compatibility range for this part includes 1023-0730. The 1023 model year falls within this range, but verify the engine code and body type match. Mid-year production changes sometimes mean two vehicles from the same model year use different parts.
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