Products Description
173F / GX270 Carburetor
OEM Replacement Carburetor for 270cc Engines
The 173F / GX270 carburetor is a precision-engineered fuel delivery system designed for 270cc 4-stroke engines, commonly found in generators, water pumps, pressure washers, and agricultural equipment. As a direct replacement for the GX270 Honda engine and its Chinese 173F clone equivalent, this carburetor delivers precise air-fuel mixture for reliable starting, smooth idling, and consistent performance under varying loads. Built to OEM specifications with a side-mounted choke configuration, the carburetor features precision metering circuits for accurate fuel delivery across the entire RPM range.


Technical Profiles & Materials
270cc Engine Optimization – Calibrated specifically for 270cc displacement engines, ensuring optimal fuel delivery and air-fuel mixture for maximum power output across the full RPM range.
Direct Fit Replacement – Designed to meet OEM specifications with correct mounting hole spacing and flange dimensions, ensuring seamless installation on GX270 and 173F engine platforms.
Precision Adjustment – Features adjustable idle speed (throttle stop screw) and mixture screws for fine-tuning engine performance to match specific operating conditions and altitudes.
Complete Installation Kit – Typically includes the carburetor body, mounting gaskets, and all necessary hardware for a straightforward replacement.
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | OEM Part No. | 16100-ZE2-W01 / 16100-ZE2-W00 |
| 2 | Compatibility | GX270, GX270T2, GX270UT2, 173F, 173F-2 |
| 3 | Engine Displacement | 270 cc |
| 4 | Engine Power | 8.5 – 9.0 HP |
| 5 | Bore × Stroke | 77 × 58 mm |
| 6 | Fuel Type | Gasoline (unleaded, 86+ octane) |
| 7 | Mounting | Side-mounted choke configuration |
| 8 | Adjustment | Idle speed (throttle stop) + mixture (air/fuel) |
| 9 | Included | Carburetor body, mounting gaskets |
| 10 | Equipment Types | Generators, water pumps, pressure washers, tillers |
Products Application

Portable Generators
Direct replacement for GX270/173F generators requiring consistent fuel delivery for stable AC frequency output. The carburetor's precision metering ensures reliable power under varying electrical loads, from light household appliances to heavy-duty power tools .

Agricultural Water Pumps
Suitable for 2″ and 3″ water pumps where the engine operates continuously under varying load conditions. The adjustable idle and mixture settings allow fine-tuning for altitude changes, ensuring consistent flow rates for irrigation and dewatering applications .

Construction & Outdoor Equipment
Ideal for pressure washers, tillers, and plate compactors where reliable starting and smooth operation are essential. The durable aluminum body and precision components withstand vibration and dusty environments common in construction and agricultural settings .
Quality and Craftsmanship Details



Products Package

About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
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YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
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BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: How do I confirm this carburetor fits my engine?
A:Check your engine model number. This carburetor fits Honda GX270 series and Chinese 173F clone engines . Verify the OEM part number on your existing carburetor (16100-ZE2-W01 or 16100-ZE2-W00) for direct compatibility .
Q: What adjustments are required after installation?
A: Adjust the idle speed using the throttle stop screw until the engine idles smoothly (typically around 1400-1600 RPM). Fine-tune the air-fuel mixture screw for optimal performance at your altitude. If the engine stalls when throttle is opened, adjust the mixture richer .
Q: What is the MOQ and lead time?
A: MOQ: 100 PCS. Delivery: 7-14 days. Neutral export carton packaging.
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