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SKU: 202-4301 | UPC: 672036033774
ARP Cylinder Head Stud Kit for 1989-2002 Nissan Skyline R32 R33 R34 2.0L RB20DE/DET & 2.5L RB25DE/DET Inline 6
ARP Pro Series cylinder head stud kit delivers precise clamping for Nissan RB20DE/DET and RB25DE/DET inline-six engines in Skyline R32 R33 R34 models. These studs handle high boost and power levels with exact fit for cylinder heads and gaskets. Engine builders choose ARP for consistent performance in racing and street applications.
Key Features
- 8740 Chrome Moly Material: Heat-treated to 190,000 PSI for reliable strength under extreme cylinder pressures
- Black Oxide Finish: Resists corrosion and provides smooth installation on engine blocks
- Centerless Ground: Ensures perfect concentricity and straightness so heads align effortlessly
- Post-Heat-Treat Thread Rolling: Boosts fatigue strength 2000% over pre-heat-treat threading for long-term durability
- Undercut Stud Design: Equalizes stretch on shorter studs for uniform clamping and gasket sealing
Product Notes
- Studs marked with ARP for authenticity verification
- Use ARP thread lubricant for accurate torque values
- Ships in protective ARP packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Torque to ARP specifications using calibrated tools
- Compatible with OEM or aftermarket MLS head gaskets
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1989-1994 | Nissan | Skyline | R32 RB20DE |
| 1989-1994 | Nissan | Skyline | R32 RB20DET |
| 1993-1998 | Nissan | Skyline | R33 RB25DE |
| 1993-1998 | Nissan | Skyline | R33 RB25DET |
| 1998-2002 | Nissan | Skyline | R34 RB25DET |
Why Choose ARP?
- Relied on by professional engine builders in racing
- Made in USA with exacting tolerances
- Proven design for high horsepower RB engine builds
Frequently Asked Questions
-
Q: Will this kit fit R34 Skyline RB25DET heads?
A: Yes, designed for all RB20DE/DET and RB25DE/DET cylinder heads including R34 models -
Q: What is the material and strength rating?
A: 8740 chromoly alloy heat-treated to 190,000 PSI tensile strength with black oxide finish -
Q: Does ARP offer a warranty?
A: ARP provides a lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Original ARP box approximately 12 x 8 x 2 inches
- Weight: 2.1 lbs
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