3Ω 4-Cylinder Gas Injector Rail For Taxi CNG LPG Conversion
We supply 3Ω 4-Cylinder Gas Injector Rail For Taxi, a heavy-duty professional fuel injection component purpose-built for taxi CNG and LPG gas conversion systems. Unlike ordinary civilian injector rails with limited durability, this taxi-specific gas injector rail features a customized 3Ω coil resistance and upgraded wear-resistant structure, perfectly catering to taxis' core operating characteristics: long-hour continuous operation, frequent start-stops and high-intensity road conditions. It delivers consistent high-frequency injection performance, balanced four-cylinder gas distribution and exceptional long-term durability, solving typical fleet operation issues including premature rail aging, unstable idle speed, progressive power attenuation and increased gas consumption. Manufactured under strict export-grade quality standards with superior high-load adaptability, this 3Ω 4-cylinder gas injector rail serves as a reliable core upgrade part for global taxi gas conversion and aftermarket maintenance projects.
Product Introduction
This 3Ω 4-Cylinder Gas Injector Rail is professionally engineered to meet the rigorous durability and stability demands of high-intensity taxi operation. Taxis operate under extreme working conditions with non-stop running, frequent urban start-stops and sustained high-load cruising, which easily causes overheating, performance decay and accelerated aging in standard 2Ω injector rails. Our upgraded taxi dedicated injector rail adopts an optimized 3Ω coil matching solution, effectively reducing continuous operating heat generation, boosting electrical stability and extending fatigue resistance lifespan. Equipped with premium wear-resistant coating valve sleeves and anti-fatigue internal structure, it maintains precise and stable high-frequency injection without parameter deviation during long-term service. The standardized 4-cylinder balanced flow distribution structure delivers consistent gas supply across all cylinders, stabilizing power output and optimizing gas economy for taxi fleets. Featuring a compact vibration-resistant design and wide temperature adaptability, this customizable injector rail is a high-cost-performance core accessory dedicated to professional taxi CNG/LPG gas conversion systems.

Product Parameter
|
Item |
Specification |
|
Product Type |
Taxi dedicated high wear-resistant gas injector rail |
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Applicable Scene |
Only for taxi operating vehicles |
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Applicable Cylinder Number |
4 cylinders |
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Working Frequency |
0-160HZ |
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Working Pressure |
0.05-0.2Mpa |
|
Maximum Pressure Resistance |
0.3Mpa |
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Working Voltage |
DC 12V ±15% |
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Coil Resistance |
3.0Ω ±15% |
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Inlet Diameter |
Φ10mm |
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Outlet Diameter |
Φ5mm |
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Working Temperature (LPG) |
-20℃ ~ +120℃ |
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Working Temperature (CNG) |
-40℃ ~ +120℃ |
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Opening Response Time |
3.7ms ±5% |
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Closing Response Time |
2.8ms ±5% |
|
Customization Options |
Housing color optional: black, blue, red |
Product feature and application

Core Product Features
This 3Ω 4-Cylinder Gas Injector Rail For Taxi is fully optimized for rigorous taxi fleet operating scenarios, equipped with premium wear-resistant coating valve sleeves to eliminate common durability defects of ordinary injector rails under prolonged frequent start-stop and high-load cycling. The customized 3.0Ω ±15% coil structure significantly reduces heat accumulation during continuous operation, delivering superior electrical stability and anti-fatigue performance compared with conventional 2Ω models, ideal for all-day taxi service. It supports full 0-160HZ high-frequency stable operation, adapting dynamically to real-time engine speed and load variations. Precisely calibrated with 3.7ms ±5% opening response and 2.8ms ±5% closing response, it ensures smooth, timely gas injection adjustment, effectively preventing engine jitter and excessive gas consumption caused by response lag. Rated for 0.05-0.2Mpa routine working pressure and 0.3Mpa peak pressure resistance, the rail maintains excellent airtightness and structural stability. It features dual wide-temperature adaptability, supporting steady -20℃~+120℃ operation for LPG systems and reliable -40℃ ultra-low cold start to +120℃ high-temperature operation for CNG systems, adapting to diverse global climatic conditions. The upgraded coated valve sleeve minimizes cyclic friction loss, retaining accurate injection performance with ultra-low failure rates after years of high-intensity use. Additionally, it offers customizable housing colors including black, blue and red, meeting personalized appearance and differentiated batch ordering requirements for fleet customers.
Main Application Scenarios
Exclusively designed for commercial taxi operating vehicles, this 3Ω 4-Cylinder Gas Injector Rail applies to CNG/LPG gas conversion, outdated system replacement and routine aftermarket maintenance for all 4-cylinder taxi models. Tailored for taxis' unique high-intensity working modes including non-stop urban commuting, frequent start-stops and long-distance high-speed cruising, this dedicated injector rail sustains stable power output and optimal gas economy over long-term operation, greatly reducing fleet maintenance frequency and operational costs. With exclusive taxi-oriented optimization, outstanding wear resistance and extreme climate adaptability, it is a high-durability, cost-effective core upgrade solution for global taxi gas modification markets and large-scale fleet renovation projects.

Product Details
This taxi-specific 3Ω 4-cylinder gas injector rail adopts a high-rigidity integrated die-cast body with a sturdy, compact layout, effectively resisting structural deformation and vibration fatigue caused by long-term engine high-frequency operation. The core wear-resistant coating valve sleeve forms a durable protective surface layer, lowering friction loss during continuous telescopic injection movement and drastically extending overall service life. Precisely polished internal flow channels ensure uniform gas distribution for four cylinders, eliminating idle jitter and power imbalance commonly seen in long-running taxi gas conversion systems. The professionally tuned 3.0Ω high-stability coil features lower heat generation and stronger continuous load resistance than ordinary coils, avoiding performance attenuation under prolonged high-intensity work. Built with multi-layer high and low temperature resistant composite sealing components, it maintains perfect airtightness in extreme cold and hot environments with zero gas leakage. Standard Φ10mm inlet and Φ5mm outlet interfaces enable seamless compatibility with mainstream global taxi CNG/LPG conversion pipeline kits. Customizable housing colors (black, blue, red) support personalized appearance design and classified batch management for fleet customers.
Product Qualification & Strength Verification
Specializing in high-durability gas conversion accessories for commercial taxi fleets, our factory owns complete standardized production lines and rigorous full-process quality inspection systems. Every 3Ω 4-Cylinder Gas Injector Rail For Taxi undergoes comprehensive pre-delivery verification, including long-term high-frequency fatigue cycling tests, extreme temperature alternating durability tests, peak pressure resistance detection, injection response precision calibration and full airtightness inspection. All electrical parameters and injection performance are strictly standardized to guarantee consistent, reliable quality for long-term taxi commercial operation. Our taxi dedicated injector rails are widely recognized worldwide for outstanding heat resistance, superior wear resistance, stable operation and low maintenance costs. We support sample testing, small-batch trial orders and large-scale customized fleet procurement to meet diverse customer demands.

Shipping, Delivery & After-sales Service
Stable Delivery Capacity
Equipped with standardized production workshops and adequate raw material reserves, we maintain stable inventory and sustainable mass production capacity for 3Ω taxi dedicated gas injector rails. We accept color-customized orders, small-batch trial purchases and large-scale fleet bulk orders, with scientific production scheduling to ensure stable lead times and 100% on-time delivery for global clients.
Diversified Shipping Methods
We provide flexible international logistics solutions including international express, air freight and sea freight. We will select the most safe and cost-effective transportation method according to order quantity and customer region to ensure intact product delivery.
Professional After-sales Support
We provide one-stop full-cycle service for all taxi-specific gas injector rails, covering pre-sales parameter matching consultation, customized color confirmation, professional on-site installation guidance and long-term technical troubleshooting. Our experienced technical team delivers targeted solutions for high-intensity operation wear, extreme climate adaptation and long-term fleet stability, ensuring safe, efficient and consistent operation of customer CNG/LPG gas conversion systems.
FAQ
Q1: What is the core advantage of this taxi-specific injector rail?
A: This professional taxi-specific injector rail adopts a premium 3.0Ω heat-resistant coil and wear-resistant coated valve sleeve structure, fully optimized for high-intensity non-stop fleet operation. It features lower heat accumulation, superior anti-fatigue performance, precise 3.7ms/2.8ms injection response, and multi-color customization options, effectively solving the premature aging, overheating and unstable performance issues of ordinary civilian injector rails in taxi commercial scenarios.
Q2: Is this injector rail only suitable for taxis?
A: Yes. This model is professionally customized exclusively for taxi commercial operating vehicles. It is structurally and parametrically optimized to adapt to frequent start-stops and long-hour high-load operation, providing far higher durability and operational stability than universal civilian injector rails.
Q3: Does it support extreme temperature environment operation?
A: Absolutely yes. It supports dual-system wide-temperature adaptive operation: stable -20℃~+120℃ working range for LPG systems and reliable -40℃ ultra-low temperature cold start to +120℃ continuous high-temperature operation for CNG systems, fully adapting to all-weather taxi operation in diverse global climate zones.
Q4: What customization services are available?
A: We support personalized housing color customization, with three classic optional colors: black, blue and red, facilitating customer fleet classification management and differentiated product matching.
Q5: Why choose 3Ω coil for taxi modification?
A: Compared with conventional 2Ω coils, the upgraded 3.0Ω coil generates far less heat during long-term high-frequency cycling. It effectively avoids coil overheating, performance attenuation and premature aging, greatly reducing fleet maintenance frequency and operational costs while improving the overall stability and service life of taxi gas conversion systems.
Compared with ordinary 2Ω coils, the 3.0Ω ±15% matched coil generates less heat during long-term high-frequency operation, effectively avoiding coil aging, performance attenuation and high failure rate, greatly reducing taxi fleet maintenance costs and improving operational stability.
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