What kind of engine does a Nissan VQ40DE have?
The Nissan VQ40DE engine is equipped with a variable intake system, CVTC system on the intake side, NDIS (Nissan Direct Ignition System) with individual coils on each platinum-tipped spark plug and multi-point fuel injection system. Cylinder bore and piston stroke are 95.5 mm (3.76 in) and 92.0 mm (3.62 in), respectively.
Is there a Nissan towing guide for 2014?
The 2014 NISSAN Towing Guide provides information for currently available 2014 NISSAN vehicles. This publication will be amended as new vehicles are introduced. For important safety warnings, please read and follow your vehicle owner’s manual. 2014 NISSAN Towing Guide 1 INTRODUCTION SAFETY IS PRIORITY ONE
Where can I get a Nissan towing hitch?
Reinforced tow hitches designed especially for certain NISSAN vehicles are available from your NISSAN dealer. Hitches for other NISSAN models – If Nissan recommends towing with that vehicle – should be bought from and installed by a professional supplier of towing equipment.
How big is the intake valve on a VQ40DE?
The intake valve diameter is 37.0-37.3 mm (1.45-1.46 in) and the exhaust valve diameter is 31.2-31.5 mm (1.22-1.24 in), duration is 240°/244°, respectively. The VQ40DE motor does not have hydraulic lifters, so special valve lifters are used to adjust the valve clearance.
Are there any problems with the Nissan VQ40DE engine?
They are equipped with quite reliable timing chain, it will not cause any problems. VQ40DE firing order is 1-2-3-4-5-6. Besides this engine, VQ series also included such models as VQ37, VQ35, VQ30, VQ25, VQ23 and VQ20. The problems of this engine are similar to VQ35DE/VQ35HR. You can learn about them HERE.
What kind of supercharger do I need for Nissan VQ40DE?
The most reasonable way is buying VQ40 supercharger kit. Usually the one by Stillen is used. It lets gaining 90 HP more on stock internals. It will be more than enough for your SUV. You may also add performance exhaust system and some more aggressive cams, what will give 20-30 HP yet. But more likely these performance parts are excessive.
The intake valve diameter is 37.0-37.3 mm (1.45-1.46 in) and the exhaust valve diameter is 31.2-31.5 mm (1.22-1.24 in), duration is 240°/244°, respectively. The VQ40DE motor does not have hydraulic lifters, so special valve lifters are used to adjust the valve clearance.
What kind of valve timing does Nissan vq40 have?
On intake camshafts these heads use variable valve timing system C-VTC. VQ40 cams have duration 240/244 deg, lift 10.0/9.6 mm. This engine has not been equipped with hydraulic lifters, so be ready to regulate the valves every 60,000 miles of mileage (100,000 km).