Cometic
Cometic Nissan RB-26 6 CYL 87mm .086 inch MLS Head Gasket
Cometic Nissan RB-26 6 CYL 87mm .086 inch MLS Head Gasket
Part number: CGSC4320-086
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Listed for: Nissan RB-26 6Fitment notes & questions
Nissan RB-26 6 CYL 87mm .086 inch MLS Head Gasket from Cometic, listed for Nissan. Head gasket jobs take the top of the engine apart, which is why most people replace the related gaskets and bolts at the same time.
Quick facts
- Brand: Cometic
- Part type: Head gasket
- Listed for: Nissan
Listed fitment
- 2004-2006 Subaru Baja Turbo
- 2008 Subaru Forester Sports 2.5 XT
- 2009-2013 Subaru Forester X Limited
- 2009-2013 Subaru Forester X Premium
- 2004-2005 Subaru Forester XT
- 2003-2012 Subaru Impreza WRX
- 2009-2014 Subaru Impreza WRX Premium
- 2004-2014 Subaru Impreza WRX STI
- 2010 Subaru Impreza WRX STI Special Edition
- 2006-2007 Subaru Impreza WRX TR
- 2003-2006 Subaru Legacy GT
- 2006-2009 Subaru Legacy GT spec.B
- 2005-2009 Subaru Outback XT Limited
Tip: Most head gaskets call for new head bolts and a flat, clean deck surface. Check the head and block before you reassemble.

Before you order: Nissan RB-26 6 head gasket fitment
The head gasket seals the cylinder head to the block, keeping combustion pressure in the cylinders and coolant and oil in their own passages.
Fitment notes
- Listed for: Nissan RB-26 6.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- Specs, lead time and warranty come from Cometic and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentPlan the whole job
- Head bolts. Many engines use torque-to-yield head bolts that should not be reused.
- Coolant. Refill with the coolant type your engine calls for.
- Valve cover and intake gaskets. They come off during the job, so it is the time to replace them.
More for your car: Head Gaskets · Nissan Parts · All Head Gaskets · Engine
Questions about Nissan RB-26 6 head gasket
Will this fit my Nissan RB-26 6?
What are signs of a bad head gasket?
Should I resurface the cylinder head?
Where do specs and warranty details come from?
Questions & answers
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