Engine includes:

-Manley or CP Pistons. (Compression ratio of your choice)
-Manley Tri Beam 300M Rods or BME Aluminum
-King Engine Main and Rod Bearings
-ATI Crank Pulley (additional 470)
-Billet Oil Pan (additional 670)
-Full Balance and blueprinting
-OE Crank
-Race ready Heads(larger cams, springs, retainers)
-Coated Covers (you pick the color)


All engines come with Warranty. 

Always 1 engine in stock.

No Core: means, we provide a new core vr38 block.


  • 150 lb
  • Available
  • Ships within 1-3 days1

NEW OEM VR38DETT Engine Block

Genuine Nissan OEM Bare Engine Block – VR38DETT

We have only 2 in stock. Brand New in the box.

Fun Fact: Stock blocks hold as high as 2000 whp,

This is a restricted part by Nissan North America.   We will need your VIN# AND proof of ownership in order to place this engine block on order from Nissan. 


  • 150 lb
  • Available
  • Ships within 1-3 days1

Vr38 Short Block Package

Stage 1
95.5mm CP Pistons with comp ratio of your choice

Manley Turbo Tuff Connecting Rods

Nissan Rod and Main Bearings, Seals and Thrust Washers

Includes all machine work/assembly

Stage 2

Adds Billet Main Girdle, Billet crank.

Stage 3

Adds Billet pistons, Carrillo I-beam rods or Aluminum Rods, Darton Sleeves, L19 Main Studs, Race bearings.


Core charge is 6800 for all packages except billet.


  • 200 lb
  • Available
  • Ships within 1-3 days1

VR38 GTR Cylinder Heads

  • Head Modification for high boost applications.
  • Valve Job (The best valve job possible)
  • Supertech +1mm Intake and exhaust valves
  • Supertech Dual Valve Springs
  • Supertech Titanium Retainers
  • Supertech Valve Locks
  • High-Temp Valve Seals
  • Valve Guide Seals
  • IN/EX Porting

Notes: Cams not includes (tomei Pro $880)

Core required or additional $ 2800


  • 10 lb
  • Available
  • Ships within 1-3 days1

VR38 Supertech Valve Spring Kit

Brand New Supertech Performance Dual Valve Springs, Titanium Retainers, and Spring Seats for:

07+ Nissan GTR, GT-R, VR38, VR38DETT 3.8L V6 24v Engines

Spring Kit Part # SPRK-TS1012/GTR

consisting of 24x SPR-TS1012/GTR, 12x RET-TS5.5/T8, 12x RET-TS5.5/T9, 24x, SEAT-TS/GTR

Supertech Valvetrain has proven in a variety of motorsports applications from mild 150 horsepower street engines to 1000+ Horsepower race cars.  Don't be fooled by lesser quality valvetrain components, stick with Supertech and get the quality you deserve for your project that will fit right the first time and offer superior performance and longevity.


Spring Specifications:

Outer Spring -- 27.50mm OD -- 20.00mm ID
Inner Spring -- 20.00mm OD -- 15.20mm ID
16.00mm Max Net Lift

20.00mm Coil Bind 
10.50 lbs/mm Rate


  • 1 lb
  • Available
  • Ships within 1-3 days1

Supertech VR38 1mm Oversize Valves

-Stainless steel Intake Valves coated with Black Nitride NIVN 1062

-Inconel Exhaust valves NEVI 1062

This is a hardening treatment that even though it is not widely used as the chrome coating, it has several benefits and is becoming very popular, mainly for European and Japanese applications.

Supertech applies more than 30 years of experience in the development of each and every Supertech racing valve we sell. Combine this experience with state of the art equipment such as ultrasonic tests, x-rays, laser measurement equipment, and applications like computerized Finite Element Analysis (FEA) and it is no wonder why supertech has some of the best performance products on the market.

Supertech VR38 1mm Oversize Valves


  • 3 lb
  • Available
  • Ships within 1-3 days1

VR38 GTR R35 Psiton Set

Manley or Cp  Pistons. You pick.

HD pin recommended for over 800 WHP.

Definitely the right way to go when it comes to building a reliable high horsepower GTR.




  • 1.2 lb
  • Available
  • Ships within 1-3 days1

VR38 Manley Turbo Tuff Rods

Product Detail(s):

  • Brand : Manley Performance
  • Manufacturer Part Number : 14424-6
  • Product Type : Connecting Rods
  • Country of Origin : USA


  • Forged from 4340 aircraft quality vacuum degassed material
  • Shot peened after machining to MIL spec and 100% individually magnafluxed
  • Specifically designed to handle high horsepower applications when using turbos and/or nitrous
  • 7/16" ARP 2000 fastener
  • Flywheel horsepower range for these rods in a 4 cylinder application is 1,000+ and for a 6 cylinder application the range is 1,250+
  • Made in USA

Technical Specification(s):

  • Center-to-Center : 6.500"
  • Big End Bore : 2.323"
  • Big End Width : .897"
  • Pin Diameter : .9055" (23 mm)
  • Pin Bore : .9063"
  • Weight (g) : 733

Note: 4340 support 1200 hp, 300mm 1350hp.


  • 3 lb
  • Available
  • Ships within 1-3 days1