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HKS 1.6mm HGK Engine Overhaul RB26 Stopper Head Gasket Kit

HKS
HKS23009-AN012
4957266643303
Head Gaskets
2 Units In Stock - Ships Next Business Day
$ 730.00
FREE Ground Shipping!
$ 730.00

SKU: 23009-AN012   |   UPC: 4957266643303

HKS 1.6mm HGK Engine Overhaul Stopper Head Gasket Kit RB26DETT

The HKS 23009-AN012 1.6mm HGK (Hyper Gasket Kit) Stopper Head Gasket Kit is the best high-performance head gasket solution for RB26DETT owners building high-boost, high-horsepower engines. Featuring HKS's proprietary stopper layer design with 1.6mm thickness, this kit provides exceptional sealing under extreme cylinder pressures while maintaining precise compression ratios ideal for big-turbo, drag, circuit, or street RB26 builds pushing 800+ HP with reliability and peace of mind. Complete overhaul kit includes multi-layer steel gasket, upgraded head bolts, and necessary seals for a professional engine rebuild.

Key Features

  • 1.6mm Stopper Type Design: Raised stopper layer around combustion chambers for superior sealing and blow-out resistance
  • Multi-Layer Steel (MLS) Construction: 3-layer design with embossed stainless steel for maximum durability under high boost
  • Precise Thickness Control: 1.6mm maintains stock compression or slight increase perfect for tuned RB26 setups
  • Overhaul Kit: Includes head gasket, head studs/bolts, valve stem seals, and other critical gaskets/seals
  • High-Boost Capability: Engineered for 2.0+ bar applications proven in HKS race and record-setting RB26 engines
  • HKS Quality: Japanese precision engineering trusted in motorsport and JDM tuning for decades

Specifications

Specification Detail
Part Number 23009-AN012
Engine Nissan RB26DETT
Gasket Thickness 1.6mm
Type Stopper Head Gasket (MLS)
Compression Ratio Stock or Slight Increase (Application-Specific)
Kit Contents Head Gasket, Head Bolts/Studs, Valve Stem Seals, Other Gaskets/Seals
Compatibility Nissan Skyline GT-R BNR32/BCNR33/BNR34 RB26DETT Engines
Installation Engine Overhaul – Requires Professional Machine Work
Country of Origin Japan
Warranty Limited (HKS)
Shipping Weight Approx. 5-8 lbs

Product Notes

  • Complete HGK overhaul kit – 1.6mm stopper gasket for high-boost RB26 reliability
  • Proven in HKS record-setting and race engines excellent sealing under extreme cylinder pressure
  • Requires engine disassembly professional machine shop and torque specs essential

Installation Notes

  • Estimated time: 20-40 hours (full engine overhaul), advanced difficulty, professional engine builder required
  • Surface head/block, check clearances, install with ARP studs (if included/upgraded), torque in sequence
  • Professional build mandatory verify deck height, piston protrusion, and proper sealing

This Part Fits

Year Make Model Notes
1989-1994 Nissan Skyline GT-R (BNR32) RB26DETT Engine
1995-1998 Nissan Skyline GT-R (BCNR33) RB26DETT Engine
1999-2002 Nissan Skyline GT-R (BNR34) RB26DETT Engine
Various Nissan RB26DETT Swaps Custom High-Boost Builds

Why Choose HKS 1.6mm HGK Stopper Head Gasket Kit?

  • Stopper layer design provides superior sealing and blow-out resistance under high cylinder pressure
  • Complete overhaul kit with upgraded bolts/seals perfect for big-turbo or high-HP RB26 rebuilds
  • Limited warranty legendary JDM performance component from HKS for RB26 enthusiasts

Frequently Asked Questions

  • Q: Will this kit fit my BNR34 RB26DETT?
    A: Yes, HKS 23009-AN012 is designed for all RB26DETT engines (BNR32/BCNR33/BNR34).
  • Q: Does it increase compression?
    A: 1.6mm thickness maintains near-stock compression slight increase possible depending on deck/piston.
  • Q: Are head studs included?
    A: Yes, upgraded head bolts/studs included for proper clamping force under boost.
  • Q: What is the warranty?
    A: Covered by HKS limited warranty trusted in high-performance RB26 builds.

Shipping & Handling

  • Method: UPS/FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Secure protective packaging
  • Weight: Approx. 5-8 lbs

Request For Information

Have questions about HKS 1.6mm HGK Engine Overhaul RB26 Stopper Head Gasket Kit? Fill out the form below and we'll get back to you by the next business day.
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