NO Machining is required, These gaskets are Recommended for high-boost applications 87.5mm Bore 1.5mm thick

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CUT RING GASKETS
Produced in very high quality stainless steel cut rings exceed the sealing capabilities of conventional fire rings
and optimise engine performance.
FEATURES
Use of reinforced material M0115 renowned for being asbestos-free, original equipment approved, superior
quality.
Supplied with separate stainless steel rings (AISI 304) ensuring maximum sealing around the cylinder bore
also on engines with NOS and/or turbo applications in which boost exceeds 2 bar. No head and block
machining is required.
Silicon-based beading is applied on critical areas to improve sealing around all water and oil cooling
passages.
INSTALLATION NOTES
Please ensure the embossments are facing the engine
head.
| Product Name | ATHENA Racing Cut Ring Nissan RB25/ RB26 Head gasket |
|---|---|
| Brands | ATHENA |
| Engine | RB25, RB25DET, RB25 NEO, RB26, RB26DET, RB28, RB29 |
| Make | Nissan |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
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Disclaimer:
Product images are for description purposes only. Actual product may vary.
Shipping calculations available at checkout.
If you are unsure, get in touch by emailing [email protected], messaging us on Facebook, or phoning us at +61 7 5645 1333 (8am to 2pm AET).
What surface finish is required for an MLS head gasket?
MLS gaskets require a smooth, consistent RA surface finish on both the block and head. Your machinist should follow the gasket manufacturer’s recommended RA values.
Can I reuse head studs or bolts?
Quality studs may be reused if undamaged. Torque-to-yield bolts are usually single-use. Follow the fastener manufacturer’s recommendations.
What engines are compatible with the ATHENA Racing Cut Ring head gasket?
The ATHENA Racing Cut Ring head gasket is designed for use with Nissan RB25 and RB26 engine families, including RB25DET, RB25 NEO, RB28, and RB29.
Is any machining required when installing the ATHENA Racing Cut Ring head gasket?
No machining is required for the installation of this gasket. It is designed to fit directly onto the engine without the need for additional modifications.
What are the recommended applications for this head gasket?
This head gasket is recommended for high-boost applications, particularly those exceeding 2 bar, making it suitable for turbocharged setups and engines using nitrous oxide.
What is the bore and thickness specification for the ATHENA Racing Cut Ring head gasket?
The gasket has a bore size of 87.5mm and a thickness of 1.5mm, which is optimal for performance applications.
How should the ATHENA Racing Cut Ring head gasket be installed?
Ensure that the embossments on the gasket are facing the engine head during installation to achieve proper sealing and performance.
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