Products Description
GX100 Rammer Carburetor 16100-Z4E-814J - Diaphragm-Type Replacement for Honda GX100 Engine
Replaces OEM 16100-Z4E-S14 / 16100-Z4E-804 - Compatible with Honda GX100 / GX100U Rammer Compactor Engines
GX100 Rammer carburetor 16100-Z4E-814J
The GX100 Rammer Carburetor is a precision-engineered diaphragm-type replacement carburetor designed for Honda GX100 and GX100U single-cylinder four-stroke engines used in rammer compactors. Cross-compatible with 16100-Z4E-S14, 16100-Z4E-804, and HDA-278B, it provides a direct like-for-like replacement without modification to the intake manifold, fuel lines, or throttle linkage. The diaphragm-type fuel delivery system allows reliable starting and stable idle across a wide range of operating angles - essential for rammer engines subject to continuous dynamic movement during compaction. Suitable for construction, road maintenance, and civil engineering applications, this carburetor restores full engine performance to GX100-powered rammers exhibiting hard starting, rough idle, or unstable throttle response.


Technical Profiles & Materials
Die-Cast Zinc Alloy Body with Machined Throttle Bore The carburetor body is precision die-cast from zinc alloy, producing a lightweight yet dimensionally stable housing that maintains accurate bore geometry over years of vibration-intensive rammer operation. The machined central throttle bore accepts the butterfly valve with tight clearances, preventing unmetered air leakage that causes unstable idle and poor throttle response.
Diaphragm-Type Fuel Delivery with External Mixture Adjustment Screws The diaphragm fuel system delivers consistent fuel metering regardless of the engine's operating angle, making it well-suited for rammer engines in continuous dynamic movement. Two external mixture adjustment screws allow technicians to fine-tune the idle and high-speed fuel-air ratio for local altitude, temperature, and fuel conditions without disassembling the carburetor.
Integrated Throttle Linkage Rod and Return Spring Assembly The pre-assembled throttle linkage rod and coil return spring connect directly to the engine's throttle control cable without separate linkage fabrication. The return spring maintains positive throttle closure under all operating conditions, ensuring safe, controlled engine deceleration during rammer operation.
Technical Specifications
| ITEM | DETAILS |
| Type | Diaphragm-Type Carburetor |
| Application | Honda GX100, GX100U rammer compactors; Bomag BT60, BV65 and equivalent GX100-powered compaction equipment |
| Code | 1601365 |
| Material | Die-cast zinc alloy body; butterfly valve; nitrile diaphragm and gaskets |
| Details explanation | OEM: 16100-Z4E-814J = 16100-Z4E-S14 = 16100-Z4E-804 = HDA-278B; horizontal butterfly-valve bore; external mixture screws; integrated throttle linkage and return spring; barbed fuel inlet |
| Brand Name | SeaSummer |
| Operating Temp | -10°C to +50°C (14°F to +122°F) |
| Delivery Time | 30 Days |
| Packaging | Cardboard packaging |
Products Application

Engine Overhaul and Carburetor Replacement in Equipment Workshops
The 16100-Z4E-814J is fitted during scheduled engine overhauls or when a GX100 rammer presents hard starting, fuel starvation, or unstable idle caused by worn components. Technicians mount it directly onto the intake manifold, connect the fuel line, and attach the throttle cable to the pre-assembled linkage rod - no modification required. The direct OEM cross-reference eliminates compatibility guesswork and reduces workshop sourcing time.

Carburetor Adjustment and Fuel Mixture Tuning on the Workbench
Before installation, technicians use a small screwdriver to adjust the external idle and main mixture screws, calibrating the fuel-air ratio for local altitude and ambient temperature. Pre-setting the carburetor to known baseline values reduces the run cycles needed to achieve stable idle and smooth throttle response after fitting. Accurate mixture calibration directly affects rammer starting reliability and engine longevity in the field.

Field Compaction Operations on Construction and Civil Engineering Sites
A correctly functioning carburetor ensures the GX100 engine starts reliably at shift start, idles stably between passes, and responds predictably to throttle input during active ramming in trenches and foundation areas. Replacing a worn carburetor before deployment prevents mid-shift engine failure that causes costly project delays in time-critical construction schedules.
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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FAQ
Q: Are you an impartial industrial components dealer or a direct China water pump factors factory?
A:We are a direct, ISO9001-certified engineering water pump components manufacturing facility and precision fluid-control factor manufacture exporter primarily based in China. We function our personal cleanroom injection molding bays, computerized ultrasonic welding arrays, computerized hydraulic stress check stations, and clean-room packaging lines, passing direct-factory wholesale price financial savings straight to your element procurement margins.
Q: Can your manufacturing unit furnish full certification forms for food-contact or consuming water compliance?
A: Yes, absolutely. For food, beverage, or scientific applications, our manufacturing unit makes use of one hundred percent virgin, un-recycled polypropylene resins accompanied by means of fabric traceability certificates. We mechanically furnish B2B purchasers with complete FDA compliance documentation, NSF-grade compound declarations, and RoHS/REACH chemical protection screening sheets to make certain clean clearance thru worldwide customs.
Q: Do you provide customization picks for distinctly corrosive fluids like sturdy acids or ozone?
A: Yes, we are a thoroughly succesful OEM/ODM supplier. For aggressive chemical or ozone environments, we can improve the 12x26.5mm valve configuration in our factory: substituting the general PP housing with top class PVDF (Fluoropolymer) and changing any steel springs with Hastelloy or whole springless gravity-ball architecture, making sure final chemical resistance.
Q: How do we impervious a pattern batch to execute computerized lifecycle and burst-pressure testing?
A: We relatively inspire complete laboratory contrast earlier than logging mass grant agreements. We can ship a pattern lot of 5-10 gadgets of our inventory 12x26.5mm take a look at valves for assessment (setup costs and DHL/FedEx air freight apply). Once the factors pass by your inner lifecycle verification and a formal wholesale quantity manufacturing contract or container run is locked in, the sampling charges are a hundred percent credited returned to your industrial balance.
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