SKU: 23001-AN002 | UPC: 4957266643051
HKS 2003-2005 Nissan 350Z Infiniti G35 VQ35DE 0.7mm Stopper Head Gasket (97mm Bore/10.3 CR)
This HKS stopper head gasket equips 2003-2005 Nissan 350Z and Infiniti G35 models with the VQ35DE engine for demanding performance applications. The 0.7mm thickness and 97mm bore support 10.3:1 compression ratios in boosted or naturally aspirated high compression setups. It ensures a tight seal under extreme cylinder pressures and temperatures for consistent power delivery.
Key Features
- Stopper Construction: Solid stainless steel combustion chamber ring maintains gasket integrity prevents blowout during high boost or elevated compression
- 0.7mm Thickness: Compressed height delivers precise 10.3:1 compression ratio with stock or modified pistons for optimal volumetric efficiency
- 97mm Bore Clearance: Accommodates oversized bores up to 97mm supports stroker kits and big bore builds without interference
- Multi-Layer Steel Design: Vermiculite-coated stainless foil layers provide exceptional heat resistance and recovery for repeated heat cycles
- Direct OEM Fitment: Matches factory bolt patterns and dimensions for straightforward replacement in VQ35DE cylinder heads
Product Notes
- Pair with ARP head studs for maximum clamping force in high performance applications
- Inspect piston-to-valve clearance after installation to ensure safe operation
- Arrives in anti-corrosion protective packaging to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Resurface cylinder head and block to ensure flatness within 0.002 inches
- Torque ARP studs in sequence to 65 ft-lbs plus 120 degree angle for proper seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2005 | Nissan | 350Z | Base Enthusiast Touring Track Grand Touring |
| 2003-2005 | Infiniti | G35 | Base Coupe Sedan Sport |
| 2003-2005 | Infiniti | FX35 | All |
| 2003-2005 | Nissan | Murano | All |
Why Choose HKS?
- Proven in Japanese motorsports and drag racing for decades
- Engineered with premium materials for long-term durability
- Precision-manufactured in Japan to exacting tolerances
Frequently Asked Questions
-
Q: Will this gasket fit 2006-2008 Nissan 350Z models?
A: No this fits only VQ35DE engines through 2005 2006-2008 models use VQ35HR with different dimensions -
Q: What materials are used in construction?
A: Features stainless steel stopper ring vermiculite-coated foil layers and multiple steel laminations for heat sealing and recovery -
Q: Does HKS provide a warranty on this head gasket?
A: Yes covered under HKS limited manufacturer warranty against defects in materials and workmanship when installed correctly
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure flat box 12in x 10in x 1in
- Weight: 0.8 lbs
Engine
This engine parts collection covers oil catch cans, thermostats, thermostat housings, radiator components, coolant accessories, engine covers, fuse box covers, cap covers, throttle bodies, supercharger pulleys, idler pulleys, tensioner pulleys, and engine bay dress-up parts for trucks, SUVs, muscle cars, boosted builds, high-horsepower street cars, and performance vehicles that need better reliability, cooling, airflow, oil control, and under-hood styling. The collection is particularly strong for Dodge Challenger, Charger, Durango, Jeep Grand Cherokee Trackhawk, and Ram TRX platforms running 6.2L Hellcat, 6.4L HEMI, and 5.7L HEMI engines, where oil catch can and cooling upgrades address known OEM weaknesses in the PCV and thermal management systems. Import performance platforms including GM LS-based builds, Chevrolet Camaro, and Corvette applications are also represented through Mishimoto, CSF, and ZPE GripTec product lines. Builders who invest in engine bay organization and reliab...
View Engine Products
Head Components
This collection covers cylinder head components including head gaskets, head studs, and complete head assemblies for performance engine builds and high-output applications, serving vehicle owners and builders who need reliable components for maintenance, restoration, or performance enhancement. Arp head studs, cometic head gaskets, and edelbrock or afr cylinder heads are foundational brands in performance cylinder head work, providing buyers with the confidence that comes from sourcing from recognized suppliers with documented fitment data. Proper head bolt torque sequence and head gasket compression thickness selection directly affect combustion sealing integrity and engine longevity, and selecting the correct specification for the specific application is the most important step before any installation. Whether the goal is restoring OEM function, addressing a worn component, or improving beyond factory performance, this collection addresses each need with confirmed-fit parts. Popul...
View Head Components Products
Head Gaskets
This collection covers cylinder head components including head gaskets, head studs, and complete head assemblies for performance engine builds and high-output applications, serving vehicle owners and builders who need reliable components for maintenance, restoration, or performance enhancement. Arp head studs, cometic head gaskets, and edelbrock or afr cylinder heads are foundational brands in performance cylinder head work, providing buyers with the confidence that comes from sourcing from recognized suppliers with documented fitment data. Proper head bolt torque sequence and head gasket compression thickness selection directly affect combustion sealing integrity and engine longevity, and selecting the correct specification for the specific application is the most important step before any installation. Whether the goal is restoring OEM function, addressing a worn component, or improving beyond factory performance, this collection addresses each need with confirmed-fit parts. Popul...
View Head Gaskets Products
HKS
HKS is a Japanese manufacturer of premium performance parts founded in 1973 that has been at the forefront of turbocharged engine development, producing turbochargers, exhaust systems, engine management, intercoolers, and supporting performance components for some of the most iconic Japanese sports cars ever built. The brand's GT and GTIII turbocharger series, Super Sequential Blow Off Valves, and Racing Suction intake kits are recognized globally as benchmark-quality products that combine Japanese manufacturing precision with decades of motorsport development experience. HKS products are particularly well-known in the Toyota Supra, Mitsubishi Evo, Subaru STI, Nissan GT-R, and Honda NSX communities, where the brand's heritage in building the world's fastest versions of these cars has created a loyal following among enthusiasts who want the best available components. From a simple racing suction kit to a complete GT turbo with intercooler and ECU tune, HKS provides an end-to-end perf...
View HKS Products


