Cometic
Cometic Mazda B6 16V 89-93 Exhaust .030 inch MLS Head Gasket 1.765 inch X 1.020 inch Port
Cometic Mazda B6 16V 89-93 Exhaust .030 inch MLS Head Gasket 1.765 inch X 1.020 inch Port
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- Free fitment check before you order
Listed for: Mazda B6 16VFitment notes & questions
Head gasket by Cometic for 1989–1993 Mazda B6 16V. The head gasket seals the cylinder head to the block, keeping combustion pressure in the cylinders and coolant and oil in their own passages.
Quick facts
- Brand: Cometic
- Part type: Head gasket
- Listed for: 1989–1993 Mazda B6 16V
Listed fitment
- 1989-1993 Mazda 323 Base
- 1989 Mazda 323 GTX
- 1989 Mazda 323 LX
- 1989-1993 Mazda 323 SE
- 1990-1993 Mazda Miata Base
- 1993 Mazda Miata LE
- 1991 Mazda Miata SE
- 1992-1993 Mazda MX-3 Base
Good to know
- Warranty terms: Warranty
Tip: Most head gaskets call for new head bolts and a flat, clean deck surface. Check the head and block before you reassemble.

Cometic head gasket for the Mazda B6 16V: what to know
A failed head gasket can mix coolant and oil, push coolant out of the system or cause overheating, so it is a job worth doing once and doing right.
Fitment notes
- Listed for: Mazda B6 16V.
- 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? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- 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: Mazda Parts · All Head Gaskets · Engine