The HKS Upgraded Valve SPG RB26DETT step2 is designed for an application that requires confirmation from current HKS data. Match manufacturer part number 22001-AN001, the complete vehicle or system configuration, dimensions, connections, and included components before ordering.
Key Features
- Exact configuration is identified by the manufacturer part number
- Dimensions, material, finish, quantity, and interface vary by listing
- Vehicle or system compatibility must be confirmed before ordering
- Included components are limited to what the exact listing states
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| Verification required | Confirm vehicle | Confirm model | Match the exact HKS application, engine, system, and interface before ordering |
Specifications
| Brand | HKS |
|---|---|
| Manufacturer Part Number | 22001-AN001 |
| Product Type | Valve Springs, Retainers |
| Fitment Type | Fitment Verification Required |
| Condition | New |
| Kit Level | Step 2 |
| Recommended With | HKS Step 2 or Step Pro camshafts |
| Max Allowable RPM (with kit) | 8,500 rpm (Step 2 cam) / 8,800 rpm (Step Pro cam) |
| Compatible Cam Duration | 264 to 272 degrees and above |
| Treatment | Shot-peened and heat-treated |
| Fitment | Nissan Skyline GT-R R32 (1989-1994), R33 (1995-1998), R34 (1999-2002) |
| Engine | RB26DETT (2,568cc twin-turbocharged inline-6) |
What's Included
One new HKS valve springs, retainers identified by manufacturer part number 22001-AN001, in the quantity stated by the title. Additional wiring, pipes, hoses, clamps, fittings, gaskets, fluids, tuning, tools, and installation hardware are included only when expressly listed for this exact part number.
About HKS
HKS develops exhaust, forced-induction, cooling, engine, electronics, and exterior components for import and performance vehicle applications.
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Frequently Asked Questions
How do I confirm this HKS part is correct?
Match the exact manufacturer part number, dimensions, material, finish, quantity, electrical requirements, and connection or mounting interface before ordering.
Is this a complete kit?
Only the components stated in the title and What’s Included section are supplied. Related wiring, fittings, hoses, clamps, sensors, tools, or hardware may be sold separately.
Can this part be used in a custom application?
Universal parts may work when every dimension and interface is verified. Vehicle-specific or system-specific parts should not be treated as universal without current manufacturer confirmation.
Installation Instructions
Follow the current HKS instructions and the vehicle service manual for part number 22001-AN001. Compare every component, connection, dimension, and mounting point before disassembly. Use the correct tools, fasteners, torque values, fluids, wiring protection, and safety procedures, then inspect for leaks, interference, heat exposure, clearance, and secure operation before normal use.
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