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Dark Blue & Black Gold Theme Product Description SATISFIED SHOPPING 100% SATISFACTION GUARANTEED FREE US LOCAL SHIPPING Product Description 📦 Product Description
This fuel petcock valve matches fuel tank mounting thread, vacuum hose port and carburetor fuel outlet layout of listed Honda vintage sport and cruiser motorcycles. It controls gasoline supply flow between fuel tank and carburetors via vacuum signal from engine intake manifold, resolving fuel starvation, constant leaking fuel, stuck open/closed valve and hard startup faults caused by degraded internal rubber diaphragm and worn valve seals.
🔎 Key Information
✅ Main Part Number: 16950-MBA-023
✅ Matching Interchange Codes: 16950-MZ5-672, 16950-MBA-003, 16950-MBA-013, 16950-MBA-023, 16950-KAF-000, 16950-MR1-005, 16950-MZ8-L23, 16950-MZ8-L22, 16950-MZ8-L21, 16950-KAF-900, YZ-04
✅ Condition: Brand New
✅ Standard Name: Motorcycle Vacuum Fuel Petcock Tap Valve Assembly
✅ Package Contents: 1 × Fuel Petcock Valve (as pictured)
🚗 Compatible Honda MotorcyclesSport Bike Series
- NSR250 MC21 MC28
- CBR400 NC23 1987-1989
- CBR400 NC29 1990-1994
- CB400F CB-1 1989-1990
- CBR600F CBR600 F1 1987-1990
Mid-size Cruiser Series
- NV400 Steed 400 1992-1997
- VT600 Shadow VLX / Shadow VLX Deluxe 1988-2007
VF750 Magna Series
- VF750CD Magna Deluxe 1995-1996
- VF750CD2 Magna 1997-2000
- VF750 Magna 750 1993-2003
- VF750C Magna 1994-2003
VT750 Shadow ACE 750 Series
- 1998-2000 VT750C
- 1998-2001 VT750CD, VT750CD2
- 2002-2003 VT750CDA / VT750CDB / VT750CDC / VT750CDD
- 1998-2003 VT750C / VT750CD Deluxe Shadow ACE 750
⚠️ Important Pre-Purchase Reminders
1. Cross-check any listed interchange number marked on your existing fuel petcock before placing orders. Compare tank thread size, vacuum nipple position and fuel outlet hose diameter with our product photos to confirm identical fit.
2. This vacuum-operated fuel tap only fits the listed carbureted vintage Honda sport & cruiser bikes; it cannot work with fuel-injected motorcycles or models equipped with manual non-vacuum petcock assemblies.
3. Designed for stock factory fuel tank, vacuum line and carburetor layout; consistent controlled fuel flow performance cannot be guaranteed for modified high-flow fuel pumps or oversized carburetor jet setups.
🛒 Installation Guidance
1. Professional Vintage Motorcycle Install Suggested
Fully drain all residual gasoline from fuel tank before petcock removal to prevent spillage and fire hazards.
2. Inspect Tank Sealing Gasket During Swap
Inspect tank mounting sealing gasket for hardening or cracking during swap; aged gaskets will lead to fuel seepage at the tank thread joint after fitting.
3. Full Fuel Leak Test Post Mount
Test valve open/close function by starting the engine and checking for steady fuel delivery, inspect all connection points for gasoline leakage after full assembly.
📝 Customer Support Notice
If fuel leakage, weak fuel supply or cold start difficulty persists after installation, message our support team first for targeted vacuum line and petcock diaphragm inspection guidance. Please avoid opening return or dispute cases directly, most fuel supply system issues can be resolved quickly through communication.
📝 Return & response Guide
Message our customer service team before leaving neutral or negative response, we will provide fully satisfactory resolution for all valid concerns. Do not submit disputes via or PayPal without prior consultation. If return is required, select return reason "NO LONGER NEED ITEM or ORDERED BY MISTAKE".
⭐ Product Strengths
- Flexible fuel-resistant internal rubber diaphragm responds reliably to intake vacuum signal for automatic fuel flow control
- Corrosion-resistant metal valve body withstands long-term contact with gasoline and exterior weather exposure
- Matching tank thread pitch, vacuum port and fuel outlet fitting for direct tank installation without hose or thread adapter modification
If you have doubts about matching your motorcycle’s exact model and production year, send clear photos of your original fuel petcock for confirmation before checkout.
On Jul 2, 2026 at 00:10:17 PDT, seller added the following information:
