OEM E-Z-GO / Cushman Throttle Body Assembly
For Kawasaki 13.5-HP EFI Engines (2019–2025)**
Give your golf cart the performance it was built for. This genuine OEM E-Z-GO/Cushman/Walbro throttle body assembly restores factory power, smooth acceleration, and reliable EFI performance on vehicles equipped with the 658237 Kawasaki 13.5-hp fuel-injected engine.
Whether your cart is losing power, running rough, or showing EFI-related symptoms, replacing the throttle body with an Original Equipment part ensures perfect fitment, dependable operation, and long-term reliability—something aftermarket throttle bodies simply can’t guarantee.

Why Choose This OEM Throttle Body?
- Guaranteed OEM fit & performance
Engineered by Walbro for E-Z-GO and Cushman—no tuning or modifications required. - Complete EFI assembly
Comes ready to install with the ECM, 665654 injector, and fuel rail pre-mounted. - Restores smooth throttle response, proper air/fuel delivery, and clean idling.
- Built for the 13.5-HP Kawasaki EFI engine—the powerplant behind E-Z-GO and Cushman’s most popular vehicles.
- Trusted by fleet managers, golf courses, and commercial operators for long-term reliability.
What’s Included
✔️ Throttle Body Assembly
✔️ Integrated ECM
✔️ 665654 Walbro Injector
✔️ Pre-mounted Fuel Rail
❌ Does NOT include airbox, sensors, linkage, or hardware
Vehicle Compatibility
Fits E-Z-GO Models (Kawasaki 658237 EFI Engine)
- 2019–2024 Express S4, S6, L6 EFI
- 2025 Express 4, 6 EFI
- 2019 RXV EFI
- 2019 TXT EFI
Note: Does not fit carbureted carts or Kymco EX1 engine models.
Fits Cushman Models (Kawasaki 658237 EFI Engine)
- 2019–2025 Hauler 800 / 800X / 1200 / 1200X EFI
- 2019–2022 Hauler Refresher EFI
- 2025 Hauler XL EFI
- 2019–2022 Refresher FS4 EFI
- 2019–2025 Refresher Oasis EFI
- 2019–2025 Shuttle 2+2 EFI
- 2019–2025 Shuttle 2 / 4 / 6 / 8 EFI
Also Fits Tracker Off-Road Models with 658237 EFI Engine
- Tracker OX400
- Tracker LX4
- Tracker LX6
- Tracker LS2
Note: Excludes carbureted vehicles & all Kymco EX1 engines.
Why Customers Trust This OEM Part
Your EFI system is the heart of your cart’s performance. Using an original Walbro-built throttle body ensures:
- Factory-correct fuel mapping
- Smooth acceleration with no hesitation
- Easier cold starts
- Maximum engine life
- Protected warranty & longevity
This is the same component used on new production vehicles—no substitutes, no re-engineering, just the exact part your cart was designed for.
Perfect For:
✔ Fleet operators
✔ Commercial & industrial Cushman vehicles
✔ Golf courses & resorts
✔ Residential owners seeking reliability
✔ Anyone experiencing EFI throttle or performance issues
- Financing available for up to 24 months*,
0% APR Available for 3-Month Financing* -
Fast and Easy Process
No paperwork here! Check your rate in seconds. If you pre-qualify, review and select a payment plan to complete your purchase. -
Payments As Low As
Choose Bread Pay, make your initial payment, and enjoy your carts. -
Flexible Monthly Payments
Pay off over time with different payment plans up to 24 months at competitive interest rates.* - * Availability of terms may vary based on purchase price and/or product. Down payment may be required. Subject to approval of credit application. Rates range from 0% to 29.99% APR, resulting in, for example, 24 monthly payments of $46.14 at 9.99% APR, per $1,000 borrowed. APRs will vary depending on credit qualifications, loan amount, and term. Bread Pay™ loans are made by Comenity Capital Bank, a Bread Financial™ company.
Available M-F, 9-5PM ET |
