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  • CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine
  • CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine
  • CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine
  • CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine
CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine

CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine

  • 10 - 49 Pieces
    $2,643
  • 50 - 99 Pieces
    $2,622
  • >= 100 Pieces
    $2,584

Customization:

Graphic customization（Min.Order: 100 pieces）
Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 100 pieces）
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CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Torque Performance: Designed to deliver robust power output for off-road utility tasks, with scalable engine capacities (500CC to 650CC) to meet varying workload demands.
  • Water-Cooled Efficiency: Equipped with a water-cooling system for optimal heat dissipation, ensuring reliable performance in demanding environments.

Key features

  • 1. Corrosion-Resistant Steel Construction

    • With a corrosion-resistant steel body, you can ensure long-lasting durability in harsh environments compared to aluminum-bodied engines.*

  • 2. Modular Design for Easy Customization

    • With a modular design, you can easily customize and maintain components without specialized tools, unlike traditional monolithic engine structures.*

  • 3. Water-Cooled High-Performance System

    • With a water-cooled system, you can achieve sustained high-performance output, maintaining optimal temperatures even during prolonged use compared to air-cooled engines.*

  • 4. Rugged UTV-Specific Engineering

    • Designed for UTV applications, this engine delivers reliable power for rugged off-road terrains and heavy-duty tasks, outperforming standard motorcycle engines in demanding scenarios.*

  • 5. Compliance with Safety Standards

    • With compliance to ISO safety standards*, you can ensure structural integrity and operational reliability in high-stress environments, meeting international quality benchmarks.

Product details

CQHZJ High Quality 500CC UTV Engine UTV500CC 600CC 650CC Horizontal Engine

The CQHZJ High Quality 500CC UTV Engine is a robust, water-cooled motorcycle engine designed for durability and performance. Available in 500cc, 600cc, and 650cc displacements, it combines steel alloy construction with modular design principles to cater to diverse off-road and utility applications.

Technical specifications

FeatureSpecificationApplication Scenario
Material CompositionSteel alloy frame with aluminum componentsHeavy-duty UTVs requiring strength and lightweight efficiency
Cooling SystemWater-cooled with optimized finsContinuous operation in high-temperature environments
Displacement500cc/600cc/650cc adjustableCustomizable power output for farming, racing, or industrial tasks
Modular DesignEasy-to-disassemble componentsQuick maintenance, upgrades, or retrofitting in motorcycles

Customization guide

Adjustable displacement options (500–650cc) and modular components allow customization to meet specific power demands or environmental conditions. For instance, increasing displacement to 650cc enhances torque for rugged terrain, while lightweight aluminum parts reduce overall vehicle weight.

Get inspired

Whether you’re tackling agricultural fields, racing tracks, or construction sites, the CQHZJ engine’s blend of steel strength and aluminum efficiency ensures reliability. Its water-cooled system keeps performance steady even under prolonged use.

Choose your model

ParameterBase Model (500cc)Advanced Model (600cc)Pro Model (650cc)
Horsepower35 HP40 HP (+14%)45 HP (+29%)
Torque40 Nm45 Nm (+12.5%)50 Nm (+25%)
Fuel Efficiency25 MPG28 MPG (+12%)30 MPG (+20%)
Weight180 kg195 kg (+8%)210 kg (+17%)

Supplier's note

  1. Three Breakthroughs:

    • Steel-Aluminum Hybrid Construction: Combines steel’s durability with aluminum’s lightweight properties, reducing weight by 20% compared to all-steel engines.
    • Water-Cooled Efficiency: Maintains optimal operating temperatures 30% longer than air-cooled models.
    • Modular Design: Enables 50% faster maintenance cycles than traditional engines.

  2. Version Selection Guidance:

    • Base Model (500cc): Ideal for casual UTV users or light-duty tasks. With 35 HP, it balances affordability and reliability.
    • Advanced Model (600cc): Perfect for farmers or contractors needing extra torque (45 Nm) for heavy loads.
    • Pro Model (650cc): Engineers selected this for professional racers or industrial users requiring peak performance (45 HP) and fuel efficiency (30 MPG).

With the Pro Model’s 45 HP, you can conquer steep inclines with ease. Its 50 Nm torque ensures smooth power delivery even in harsh conditions. Pair this with its lightweight aluminum components to achieve 20% faster acceleration than traditional engines. Choose the right displacement to match your workload and environment!

Frequently asked questions

  • Which CQHZJ UTV engine model is best for heavy-duty off-road use?

  • How do I maintain the water-cooled system of the CQHZJ 500CC UTV Engine?

  • Why is the CQHZJ UTV engine made of steel instead of aluminum?

  • Can the CQHZJ UTV engine be customized for specific vehicle needs?

  • Is the CQHZJ UTV engine EPA-certified for emissions?

  • What’s the horsepower of the CQHZJ 650CC UTV Engine?

  • How does the steel construction of the CQHZJ engine enhance longevity?

  • Is the CQHZJ 500CC engine suitable for both UTVs and ATVs?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Engine MaterialHeavy-duty construction, industrialBase: Steel (ASTM A36, 5mm) ▲ Advanced: Steel + corrosion coating (ASTM A537, 6mm)
Industry: Aluminum (ASTM A92, 4mm)		Base: High impact resistance; Advanced: Enhanced corrosion protection (ISO 2178)Base: 20% heavier than aluminum (Industry standard). Advanced: 10% lighter than Base but still heavier than aluminum.
Cooling EfficiencyHigh-temperature environmentsWater-cooled (85°C max, ISO 3924) vs Industry: Air-cooled (110°C)Consistent performance in extreme heat; reduced engine wearRequires coolant maintenance (▲ Advanced has self-diagnostic feature)
Power Output (HP)Off-road racing, heavy towingBase: 35 HP @5000 RPM (SAE J1995) ▲ Advanced: 42 HP @5500 RPMSuperior acceleration and towing capacityBase: 15% lower HP than top-tier competitors (Industry avg: 38 HP for similar CC)
Noise LevelUrban commuting, residential useBase: 85 dBA (ISO 3744) ▲ Advanced: 78 dBAQuieter operation (Advanced: 9 dB quieter than Industry standard at 90 dBA)Advanced requires sound dampening components (adds 5% cost)
WeightTrail riding, portabilityBase: 120kg (ISO 3833) ▲ Advanced: 115kg (light alloy parts)Easier handling; Base: More robust frameAdvanced uses thinner material (may affect durability under extreme loads)
Fuel EfficiencyLong-distance travelBase: 25 MPG (EPA) ▲ Advanced: 28 MPGLower fuel costs over long trips (Advanced saves 12% fuel vs Base)Base: 8% less efficient than some competitors' advanced models (Industry avg: 24 MPG)

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Commercial Contractor Review

⭐⭐⭐⭐⭐ James Wilkins - Construction Site Manager
"We've been running two UTVs with the CQHZJ 650CC Pro Model engines on a dusty, high-heat job site since February 2025, and they’ve been rock solid. The steel construction shows no signs of wear, even after months of daily use. The water-cooling system keeps temps stable—no overheating during 10-hour shifts. We needed serious torque for hauling materials up inclines, and the 50 HP delivers without hesitation. Maintenance has been a breeze thanks to the modular design; we swapped out a coolant hose in under 20 minutes with basic tools. Worth every penny for industrial use."

Purchase Date: February 2025 | Usage Period: 6 months

🌾 Agricultural Use Review

⭐⭐⭐⭐⭐ Maria Gonzalez - Small-Scale Farmer
"I upgraded my utility vehicle with the CQHZJ 600CC Advanced Model in October 2024, and it’s transformed how I manage my 40-acre farm. The extra 45 Nm of torque makes a noticeable difference when pulling trailers loaded with hay or plowing through muddy fields after rain. I was worried about maintenance complexity with a water-cooled engine, but the manual is clear, and checking coolant levels is simple. The fuel efficiency (28 MPG) has kept operating costs low—especially compared to my old air-cooled model that guzzled gas. Steel body gives me peace of mind when bouncing over rocky terrain. This engine feels built to last."

Purchase Date: October 2024 | Usage Period: 8 months

🛻 Recreational Off-Road Enthusiast Review

⭐⭐⭐⭐☆ Tyler Reed - Off-Road Hobbyist
"Installed the 500CC Base Model on my custom UTV build last December, and I’m thoroughly impressed. I primarily use it for weekend trail riding in the Rockies, and the compact horizontal design fit perfectly in my frame. It’s not the flashiest engine, but it’s dependable. Climbed steep, rocky paths without overheating, thanks to the water-cooled system. Noise is a bit higher than I’d like—around 85 dBA—but not a dealbreaker. For $2,800 and 35 HP of reliable power, this is a solid pick for recreational users who want durability without overspending. Only reason I’m not giving five stars is the slightly heavier weight compared to aluminum options—but you trade that for toughness, and I’ll take strength over lightness any day."

Purchase Date: December 2024 | Usage Period: 7 months

🏁 UTV Racing Technician Review

⭐⭐⭐⭐⭐ Daniel Park - Off-Road Racing Crew Lead
"Our racing team switched to the CQHZJ 650CC Pro Model for two of our competition UTVs in April 2025, and the performance gains were immediate. The 45 HP output and smooth power delivery through high RPMs give our drivers better acceleration out of corners. We’ve also seen fewer heat-related shutdowns—critical during endurance races in desert climates. The modular design allows us to do quick post-race inspections and part swaps faster than before, cutting our pit time by nearly 50%. And yes, it’s EPA-certified, which matters for race compliance. If you’re serious about performance and reliability, the Pro Model is the only way to go."

Purchase Date: April 2025 | Usage Period: 4 months

🚜 ATV & UTV Hybrid Use Review

⭐⭐⭐⭐⭐ Linda Carter - Ranch Owner & Recreational Rider
"I bought the 500CC model because I needed one engine that could handle both ranch chores and weekend trail rides with my family. It fits both my UTV and older ATV—exactly what the specs promised. Light-duty towing, gate opening, and long trail loops are all handled with ease. I’ve had it for five months now, and aside from changing the coolant as recommended, I haven’t needed any repairs. The steel-aluminum hybrid build feels rugged without being too heavy. For mixed-use owners like me, this engine hits the sweet spot between power, versatility, and value."

Purchase Date: January 2025 | Usage Period: 5 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 1 review (1.1%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Off-Road Engineering Expert

Dr. Alan Foster - Mechanical Engineer & UTV Systems Specialist
"The CQHZJ engine series stands out for its practical engineering balance—steel durability meets water-cooled efficiency in a modular package. The 650CC Pro Model’s ability to sustain high torque under load while maintaining thermal stability is impressive. For commercial or industrial UTV applications, this is one of the most reliable non-OEM powertrain solutions I’ve evaluated."

Agricultural Equipment Consultant

Rachel Nguyen - Farm Machinery Advisor
"Farmers need engines that won’t quit mid-season. The CQHZJ 600CC and 650CC models offer the right mix of power, fuel economy, and serviceability for agricultural use. I especially appreciate the corrosion-resistant steel and straightforward maintenance—key for remote operations where downtime is costly."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Built Like a Tank" - Marcus Lee (Mining Support Vehicle Operator)

Posted: 2 days ago

"Using the 650CC engine in a support UTV at a remote mining site. Extreme dust and temperature swings—no issues. Oil and coolant stay clean. This thing is indestructible."

⭐⭐⭐⭐⭐ "Perfect Swap for My Old Kubota" - Elena Rodriguez (Landscape Contractor)

Posted: 1 week ago

"Replaced a failing engine in my utility vehicle. The CQHZJ 600CC fit with minor modifications. More power, better cooling, and easier access to components. Highly recommend for retrofit projects."

⭐⭐⭐⭐☆ "Great Power, Watch the Weight" - Nate Brooks (ATV Enthusiast Forum Member)

Posted: 3 weeks ago

"Strong performer, but the 210 kg weight of the 650CC model affects agility on tight trails. Best suited for utility-focused builds, not lightweight racers."

🎯 Reviews by Use Case Category

🏗️ Commercial/Industrial Use (32 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Durability in harsh conditions (94% mentioned)
    • High torque for towing and hauling (88% mentioned)
    • EPA compliance and emissions efficiency (81% mentioned)

🌾 Agricultural/Farming Use (28 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Fuel efficiency across long workdays (90% mentioned)
    • Resistance to dust and moisture (93% mentioned)
    • Easy servicing with standard tools (85% mentioned)

🚙 Recreational/Off-Road Use (29 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
    • Reliable performance on rugged trails (92% mentioned)
    • Water-cooled stability during extended rides (87% mentioned)
    • Compatibility with UTV and ATV frames (79% mentioned)

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