6600 Heavy Duty Thermal Radiator Fan Clutch for Nissan ['VK56DE' 5.6L V8 5552cc] DOHC, 2004 & 08-12 Pathfinder, 2012-16 NV2500/3500, 2005-15 Armada, 2004-15 Titan, 2004-2010 QX56

Application:Heavy Duty Thermal Fan Clutch, APPLY to the fan blade with a pitch of 2 ½” or over2004-2010 INFINITI QX56 5.6L V82005-2015 Nissan Armada 5.6L V82012-2017 Nissan NV2500 5.6L V82012-2017 Nissan NV3500 5.6L V82008-2012 Nissan Pathfinder 5.6L V82004-2015 Nissan Titan 5.6L V8Please enter engine details in Amazon Part Finder(top of this page) to ensure fitment, or just email us we will help you soon.Tips*A fan blade with a pitch of 2 ½” or over, will require the use of either a Heavy Duty or a Severe Duty fan clutch*Heavy Duty fan clutch will lock up 70 to 80 percent when engaged*Severe Duty fan clutch will lock up 80 to 90 percent when engaged*Heavy/Severe duty Fan clutches are applied on vehicles with a higher demand for airflow than passenger cars and light trucks*Increasing the pitch on the fan blade will increase airflow, and the resistance on the fan clutch will also need to be increased.*Severe Duty Fan Clutches have the same relative operation as Heavy Duty fan clutches.*Proper tools were necessary to replace fan clutch*Professional Installation was Highly Recommended.

• 【OEM Fit & Replace】Compatible for Nissan ['VK56DE' 5.6L V8 5552cc] DOHC, 2004 & 08-12 Pathfinder, 2012-16 NV2500/3500, 2005-15 Armada, 2004-15 Titan, 2004-2010 QX56. Interchange: 6600/5819, 21082-7S00A, 21082-7S001. Please Use Amazon Part Finder to Verify Application.
• 【Heavy Duty Fan Clutches】Heavy Duty clutches will lock up 70-80% of the shaft speed when engaged, [APPLY to the fan blade with a pitch of 2 ½” or over]. If the wrong type of fan clutch is installed, the fan may spin freely, cause poor cooling or too noisy, and result in reduced mileage, or fan clutch failure.
• 【Real OE-Standard】All VIPCAR Fan clutches applied denser & deeper radiating finned design to ensure performance, manufactured by ISO/TS16949 certified OE Supplier, made in accordance with international automotive spare parts production specifications, so as to reduce noise, improve engine economy, and protect the engine from overheating. Real Meet or Exceed OE Standards.
• 【Strict Ex-Factory Tests】Specialized testing not limited to Speed and or Vibration/ Durability/Loading Performance/High-Low Temperature Fatigue /Metallographic Detection Device/Salt Spray Test Machine/Spring Tension & Compression Test/Swing Machine, Rockwell/Brinell/Shore Hardness Tester, Contourgraph Measuring, Torque Testing Online, etc.
• 【Service】All VIPCAR engine water pump provide 12-Month/30,000 Miles Protection Plan. For any pre or after-sale replacements or performance questions or solutions, just email us and we will provide a professional, friendly, and supportive reply within 24 hours, let's hit it