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Nismo S2 Concept Engine

Note: This is a translation from Japanese text

 As for the NISSAN motorsport international corporation, in NISMO engine tuning menu fairlady Z (Z33) business 'S2,S-tune concept ENGINE (Spec2)' You line up anew, start correspondence with the NISMO expert shop of entire country.

 S2, the various data and the know-how which [nismo] obtains with motor sport activity, furthermore is the engine tuning menu which poured up-to-date engine setting technology. By the fact that the “private part” is installed in the VQ35DE engine which becomes the base, it evolves to the engine quality which makes to winding travelling the main target from the street.

 S2 adopts the NISMO high compressed cylinder head, by the fact that it uses exclusively converts camshaft and ECM, actualizing the specifications of 325ps 38kg-m. When you can blow smoothly to the high rotary limits which NA tuning seem and you make the acceleration efficiency actualize which rises, simultaneously, torque improvement from the medium speed limits was actualized. In addition, as for winding travelling of course thing, sufficient efficiency is shown even in the travelling meeting with the circuit without designating the handiness with the street as sacrifice. Furthermore we clear legal regulation, 1 years/it is the guarantee attachment of 20,000 km.

Vehicle name The highest output The highest torque The quantity of [reburimitsuto]
Fair ready Z (Z33) '05/9~, and 35th anniversary model 325ps/6400rpm 38.0kg-m 7200rpm
Fair ready Z (Z33) ~ ' 05/9 320ps/6400rpm 37.5kg-m 7200rpm

Included Parts

  1. High compression ratio cylinder head
  2. Strengthening head gasket
  3. S2 private camshaft (IN and EXH)
  4. Valve
  5. Strengthening valve spring
  6. S1 S2 private inlet pipe one somatotype air flow meter
  7. S1 S2 private big air funnel
  8. S1 S2 private carbon make air duct
  9. Sport air filter
  10. Iridium sparkplug (#7)
  11. Strengthening connecting rod volt/bolt
  12. Private oil pan baffle plate
  13. S2 exclusive use ECM
  14. S2 private carbon make engine cover

Recommended Options

  • Lightweight flywheel (12310-RSZ30)
  • Verudi eggplant ten less muffler (20100-RSZ30)
Vehicle name Engine type T/M Based kit price
Fairlady Z (Z33) 2006+, and 35th anniversary VQ35DE M/T 850,000 Yen
Fair ready Z (Z33) 2003~2005 VQ35DE M/T 850,000 Yen
  • The above-mentioned price is 2006 January present desired retail price which includes advance inspection, the inspection and job payment etc before the making an automobile delivery.

Stroker Kits

AEBS

AEBS

T-Sleeves

  • Patented three-dimensional support design eliminates sleev movement under extreme dynamic load
  • Solid deck T - Sleeve technology provides greater head gasket surface sealant area
  • Additional piston skirt support for new stroke

Connecting Rods

  • Pauter E.D.M drilled for wrist pin lubrication and piston cooling utilizing under-the-piston oil spray

Pistons (3 types available)

  • Turbo 8.5 : 1 / 100mm, engine size 4231.16cc
  • N/A 11.0 : 1 / 101.5mm, engine size 4269.35cc
  • N/A 11.5 : 1 / 101.5mm, engine size 4269.35cc
  • Includes chrome steel rings, wrist pins and clips

Head gasket

  • Custom cut Cometic head gasket

Crankshaft

  • Material: 9325 (custom billet steel, same material used in Top Fuel NHRA engines)
  • Stroke: 90mm (stock is 81mm)

Brian Crower

    • need info **

JUN

JUN

The JUN Stroker kit is containing a long stroke crankshaft, JUN Super Forged aluminum pistons, JUN Super connecting rods. The JUN Stroker kit provides more power and torque capabilities of your Stroker Assemblies. You can get engine with very high fighting power because the kit has low compression piston for Turbo. Moreover, we sell a crankshaft and a set of connecting rods as a single product. They offer the advantage of lightness and high balance rate on your NA engine together with our high compression pistons. In case of which as well, the lightweight, high strength, and rate of balance of those parts are improving. The high response is offered. You can use broadly in various fields as circuit driving, drag race, and etc.

Specifications of 3.8L Kit for VQ35DE
Product Stroker Kit
Part # 1029M-N008
Bore 95.7mm
Stroke 87.4mm
Engine Disp. 3772cc
Compression Ratio 8.4:1 *1
Part QTY Remarks
Forged Pistons 6 Mfg. by Cosworth
Piston pins 6  
Snap rings 12  
Piston rings set 6  
Connecting rods 6 I-Beam
Crankshaft 1  


GT Motorsports

GT Motorsports 3.78-4.24L Stroker Kits:

Stroke: 81.4-87.0-90.0mm (3.54-3.78-3.91L displacement with a 96mm bore, 3.84-4.10-4.24L with 100mm bore

Bore: 96-100mm

Sleeves: Darton MID T-sleeves

We are pleased to introduce the absolute ultimate performance upgrade for the Nissan VQ35DE platform, the meticulously and thoroughly engineered stroker upgrade that brings the displacement of the VQ35DE to 4.26L (and optionally to 3.8L). The complete upgrade includes everything you need to take the VQ35 to an entirely new performance level. Achieving reliability that is required in street-driven cars at extreme performance levels is the true mark of complete and thorough design, and the primary design objective GT Motorsports set out to achieve.

Crankshaft

Three version of the crankshaft are available, 81.4mm (stock stroke), 87mm, and 90mm strokes. Each crankshaft (cut from 4340 chromoly high-tensile steel alloy billet) is hardened and tempered for a target tensile range of at least 930-1080 MPa (135,000-157,000 psi). The alloy incorporates 0.40% of carbon, proven to provide the highest degree of tensile, compression, and sheering strengths. Additionally, the alloy provides the maximum resistance to high-magnitude vibrational and impact forces found at high engine revolutions. Rapid-rate changes in engine revolutions at very high output levels, especially if utilized with an engine management system capable of flat-shifts (anti-lag shifts), exert high sheer forces on crank journals. Hence, the GTM® 4340 chromoly steel crank is the only material capable of tolerating these conditions in a street engine, while still retaining a large safety margin and real long term reliability and longevity.

Pistons

Two piston types are available: the Arias/GTM Extreme Duty, and the Wiseco/GTM Extreme Duty. Both are from zero-silicon aluminum forging, and are designed to have the highest heat and deformation resistance. They utilize buttons instead of spring locks, providing additional support. These GTM pistons are the first to integrate a gas expansion groove between the two ring grooves, allowing additional small, yet critical, volume for gas expansion. The piston also incorporates a slightly taller than usual design, with longer skirts to minimize movement and vibration.

Rods

Designed in-house, and manufactured from the same 4340 billet chromoly steel. This material was chosen for this setup over titanium due to longevity, and over a regular forging due to the added strength. Each rod weights 500 grams, and is tested to withstand an equivalent of 2100ft-lb of torque on a 6cyl engine. This unique design allows for an unprecedented compression force/weight ratio, making it the most thoroughly designed and most suitable rod available for the VQ35DE.

The Block

We utilize the Darton® MID T-sleeves to round out the design. The sleeves are bored to 100mm bore. The block and heads are prepared to accept oversize ARP 2000-series 12mm studs, with the use of Timesert® steel thread inserts. Upon completion, each of the block’s cooling system is assembled, sealed with a torque plate, and it’s water jacket pressure tested to 30psi (stock cooling system pressure is defined by the radiator cap relief pressure which is 13-16psi) while dipped in a pressurized water chamber at 230deg F. This test is designed to simulate the expansion of the aluminum and the steel sleeves (which are a copper-based alloy designed to expand similar to Al) seen in normal operation, whilst verifying the proper seal of the sleeves against the block. Additionally, the block/sleeves are designed to retain the stock oil jets for proper piston cooling and bore lubrication.

The individual components are only part of the story. It’s the combination of the components and the flawless implementation that speaks to premium level quality of this upgrade. Several combinations and options are made available to suit every need.

Availability: Now

Turnaround time: 6-8 weeks

Prices: Full upgrade: 3.78-4.24L - $8900 (includes assembly of the short block with Darton sleeves) Parts only: Crank (any stroke)/Pistons/Rods - $5800/$5300 (Arias/Wiseco)Template:Footer engine

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