Nissan VQ35HR 3.5L Engine Specs, Problems, Reliability

Nissan VQ35HR 3.5L Engine Specs, Problems, Reliability. This 3.5-liter engine is the result of the VQ-series modernization in 2006. The VQ35HR engine was installed in rear drive Nissan and Infinity designs basically. More than 80% of DE parts were redeveloped and updated to allow the engine operates at high rpm for a very long time.

Nissan VQ35HR 3.5L Engine Specs

Aluminum cylinder block was reinforced and made a bit taller (by 8.4 mm). In this case, the length of linking rods was increased to 152.2 mm. New lightweight aluminum pistons increased the compression ratio to 10.6:1. Both camshafts are equipped with variable valve timing system CVTC. Valves have a larger diameter and harder springs. Camshafts specifications: duration 248/248, valves lift 10.54/ 10.54 mm.

Nissan VQ35HR 3.5L Engine Specs, Problems, Reliability

The engine got redeveloped plastic consumption manifold and new sports headers. New consumption system cuts air circulation by 18%, while exhaust system flow increased by 25% for better ventilation of the cylinder volume.

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From 2010 Nissan produced hybrid designs based on the VQ35HR engine utilizing a lithium-ion battery. Total power of this unit is 360hp.

VQ35HR Engine Problems and Reliability

  • Rough idle of the VQ35HR. The most common reason is the exhaust camshaft caps, check and change them. Inspect out MAF-sensor condition.
  • The VQ35HR as the VQ35DE is a strong and very reputable engine. Its maximum life span is more than 250,000 miles of smooth operation.

you must see more engine detail in here:  Engine – US Cars News or you can see on wiki here

Nissan VQ35HR 3.5L Engine Specs

Manufacturer Iwaki Plant
Production years 2006-present day
Cylinder block material Aluminum
Cylinder head material Aluminum
Fuel type Gasoline
Fuel system Fuel injection
Configuration V
Number of cylinders 6
Valves per cylinder 4
Valvetrain layout DOHC
Bore, mm 95.5
Stroke, mm 81.4
Displacement, cc 3498
Type of internal combustion engine Four-stroke, naturally aspirated
Compression Ratio 10.6:1
Power, hp 315 hp (232 kW)/6,800
Torque, lb ft 268 lb-ft (363 Nm)/4,800
Engine weight
Firing order 1-2-3-4-5-6
Engine oil weight 5W-30, 5W-40, 10W-30, 10W-40
Engine oil capacity, liter 4.7
Oil change interval, mile 9,000 (15,000 km) or 12 months
Applications Infiniti G35 Sedan, Nissan 350Z, Nissan Fuga 350 GT, Infiniti EX35 Crossover, Infiniti M35, Infiniti M35h, Nissan Fuga Hybrid, Nissan Cima, Mitsubishi Dignity, Infiniti Q50 Hybrid, Infiniti Q70 Hybrid
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