All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Alibaba
Vehicle Parts & Accessories
Auto Engine Systems
Intake & Exhaust Valves & Valve Tappets
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
  • Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5
Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5

Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5

  • 1000 - 1999 Pieces
    $10
  • >= 2000 Pieces
    $0.52
View product details

Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Intake/Exhaust Control: Precision-engineered brass valve stems regulate airflow in Jianshe Puma 250 3A ATVs, optimizing engine performance and efficiency.
  • Durability & Reliability: Corrosion-resistant brass alloy construction ensures longevity in high-pressure, high-temperature engine environments.

Key features

  • 1. Corrosion-Resistant Brass Alloy Construction

    • With a corrosion-resistant brass alloy body, ensure longevity and durability in high-temperature engine environments*. This material outperforms standard steel valves by resisting wear and oxidation, even under prolonged use.

  • 2. Aerodynamic Design for Enhanced Efficiency

    • With an aerodynamic streamlined shape, reduce friction by up to 15% compared to conventional valve designs*, improving engine performance and fuel efficiency. The smooth surface minimizes resistance during operation.

  • 3. High-Pressure Endurance for Extreme Conditions

    • Engineered to handle pressures up to 500 PSI*, these valves maintain optimal performance in demanding off-road scenarios, outperforming standard intake/exhaust valves in rugged ATV applications.

  • 4. Precision Fit for Jianshe Puma 250 3A Models

    • Designed specifically for Jianshe Puma 250 3A and similar ATV engines, ensuring seamless integration and compatibility. This guarantees reliable performance in high-demand off-road environments.

  • 5. Certified to International Safety Standards

    • Certified to IAF and CE standards, these valves meet rigorous safety and quality benchmarks, ensuring compliance with automotive industry regulations and long-term reliability.

Product details

Quad Bike Parts New Intake and Exhaust Engine Valve for Jianshe Puma 250 3A Js 250 Atv 3A 171Fmm Atv-5

The Quad Bike Parts New Intake and Exhaust Engine Valve is engineered for precision performance in Jianshe Puma 250 3A and similar ATV models. Crafted from corrosion-resistant brass alloy, these valves ensure durability in high-pressure environments while their aerodynamic design minimizes friction for optimal airflow efficiency. Certified to IAF and CE standards, they guarantee safety and reliability in demanding off-road conditions.

Technical specifications

FeatureSpecificationBenefit
MaterialBrass alloyCorrosion resistance and long-term durability
Size171FmmPrecise fit for Jianshe Puma 250 3A engines
CertificationsIAF, CECompliance with international safety standards
DesignStreamlined, polished surfaceReduced friction and enhanced airflow efficiency
Temperature Range-40°C to +150°CReliable operation in extreme environments

Customization guide

Adjustable valve stem lengths and threading options can be tailored to fit non-standard engine configurations, ensuring compatibility with custom or modified ATV systems.

Get inspired

Elevate your ATV’s performance with valves designed to withstand rugged terrain and high-stress conditions. The sleek brass alloy construction not only enhances engine efficiency but also ensures longevity, making every ride smoother and more reliable.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeStandard brass alloyEnhanced corrosion-resistant alloyPremium aerospace-grade alloy
Corrosion ResistanceMeets industry standard+15% improvement+30% improvement*
Temperature Tolerance-30°C to +120°C-40°C to +150°C-50°C to +200°C
Pressure Rating150 bar180 bar220 bar

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: The Pro Model’s aerospace-grade alloy offers 30% higher corrosion resistance than industry benchmarks, enabling safe use in harsh chemical or marine environments.
    • Design Efficiency: The streamlined profile reduces airflow resistance by 20% compared to traditional valves, boosting engine performance.
    • Certification Compliance: CE and IAF certifications ensure seamless integration into regulated machinery systems.

  2. Version Selection Guide:

    • Base Model: Ideal for standard off-road use where temperature extremes are minimal.
    • Advanced Model: Suitable for heavy-duty applications (e.g., prolonged off-road trails) requiring enhanced durability.
    • Pro Model: Designed for extreme conditions (e.g., industrial ATVs or high-altitude environments) where pressure and temperature tolerance are critical.

With the Pro Model’s triple corrosion resistance, you can operate in saltwater or chemical-exposed environments without compromising valve integrity. Pair its high-pressure rating with the advanced threading design to ensure seamless performance in demanding scenarios.

Frequently asked questions

  • Which intake and exhaust valves are best for Jianshe Puma 250 3A ATV?

  • How do I clean and maintain ATV engine valves for longevity?

  • Brass vs Stainless Steel: Which is better for ATV engine valves?

  • Can these valves be customized for different ATV models?

  • Are these ATV engine valves CE and IAF certified?

  • How do these valves improve engine performance in ATVs?

  • Do these engine valves require professional installation for Jianshe Puma 250?

  • What's the lifespan of brass intake/exhaust valves for ATVs?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHigh-pressure engines, industrial machineryIndustry Standard: Mild Steel (ASTM A36)
Our Base: Brass Alloy (ASTM B280)
Our Advanced: Stainless Steel (ASTM A240)		▲ Base: 30% stronger than mild steel (ASTM B280)
▲▲ Advanced: 50% corrosion resistance ↑ (ASTM A240)		Advanced: 20% higher cost due to premium alloy (tooltip: Stainless Steel resists pitting in harsh environments)
Valve DesignHigh-speed engines, racing applicationsIndustry Standard: Flat profile (Cd 0.35)
Our Base: Aerodynamic (Cd 0.25)
Our Advanced: Optimized (Cd 0.18)		▲ Base: 15% less friction vs. flat design
▲▲ Advanced: 30% airflow ↑ (Cd 0.18 reduces turbulence)		Advanced: Requires custom machining (tooltip: Lower Cd improves fuel efficiency but increases production cost)
Lift CapacityHigh-performance enginesIndustry Standard: 8mm
Our Base: 10mm
Our Advanced: 12mm		▲ Base: 25% more airflow vs. standard
▲▲ Advanced: 50% max RPM ↑ (tooltip: 12mm lift enables 12,000 RPM in racing engines)		Advanced: Requires valve seat modification (tooltip: May void engine warranties)
CompatibilityJianshe Puma 250 seriesIndustry Standard: Generic fit (ASTM F406)
Our Base: Jianshe-specific (ISO 9001)
Our Advanced: Universal (SAE J1939)		▲ Base: 100% fit for Jianshe models
▲▲ Advanced: Fits 5+ brands (tooltip: SAE certification ensures cross-brand compatibility)		Advanced: 15% heavier due to modular design
Corrosion ResistanceMarine, chemical plantsIndustry Standard: Passivation (ASTM A967)
Our Base: Electroplating (ASTM B633)
Our Advanced: Dual coating (ASTM B1111)		▲ Base: 500hr salt spray resistance
▲▲ Advanced: 1000hr+ (tooltip: Dual coating withstands sulfuric acid exposure)		Advanced: 25% longer installation time (tooltip: Coating requires curing at 200°C)
Noise LevelResidential areas, low-emission zonesIndustry Standard: 55 dBA
Our Base: 50 dBA
Our Advanced: 45 dBA		▲ Base: 10% quieter than standard (tooltip: Quieter than a washing machine)
▲▲ Advanced: 20% noise reduction (tooltip: Meets OSHA 40CFR Part 204)		Advanced: 10% heavier material (tooltip: Silent coating adds weight)

Related searches

LED pool lightinflatable decorative climbing wallfiber laser cutting machinecustom logo keychainFolding Sunglasses Caseportable tire parking chocksKraft paper gift box4G feature phonemeat hanging display refrigeratorgear pumpprotrona frau archibald lounge chair livingmultifunctional sofa bedice cream making machinelow power consumption display115 inch displaycircularCellphone Signal Repeater

The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.

The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.

The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.