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TUCKBOLD Exhaust Donut Gasket Review: Does It Seal Manifold Joints Reliably?

TUCKBOLD Car Manifold Header Exhaust Donut Gasket 17 x 54 x 68mm Automotive Parts
4.6
[Durable Graphite Construction]  High-quality graphite resists heat and corrosion for long-lasting exhaust sealing.
[Precision Fit Dimensions]  54mm inner and 68mm outer diameter ensure accurate fit for compatible exhaust systems.
[Optimal Thickness Seal]  17mm thickness provides reliable compression and leak-free exhaust joint sealing.
[Easy Replacement Kit]  Includes one gasket for quick, hassle-free installation and immediate repair.
[Universal Application]  Designed to fit a range of vehicles and aftermarket exhaust components.
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Automotive gasket designed to seal exhaust manifold-to-header joints, offering a straightforward replacement for worn flanges. Graphite construction and clear dimensions give confidence during roadside repairs and workshop overhauls. Is the TUCKBOLD Exhaust Donut Gasket the right match for your manifold flange sizes?

⚡ At a Glance
  • Sealing Performance: Graphite ring conforms to mating faces and compresses to reduce exhaust leaks
  • Best for: Mechanics and DIY motorists replacing or servicing manifold to header joints with matching dimensions
  • Not ideal for: Applications that require a different flange size or a gasket with integrated sensor ports

Graphite construction with a thickness of 17mm, inner diameter 54mm and outer diameter 68mm. Supplied as a single 1 x exhaust donut gasket for manifold/header repairs.


Reliable exhaust joint sealing, thanks to graphite construction

Graphite material forms the sealing ring, while the listed dimensions are 17mm thickness, 54mm inner diameter and 68mm outer diameter. The ring sits between the manifold and header faces to create a compression seal when flanges are clamped together.

The graphite ring reduces the risk of exhaust leaks by creating a tight joint between mating flanges when correctly matched.

Straightforward replacement, with single-piece supply

Package content is one exhaust donut gasket supplied ready for installation, shaped to fit as a single unit between flange faces. The donut form matches a typical manifold bore and flange contact area.

Single-piece supply allows a quick, straightforward swap during routine repairs or when replacing a worn gasket.

Size-specific fit, with clear diameter and thickness specifications

Inner diameter measures 54mm, outer diameter measures 68mm and thickness measures 17mm, defining the mating surfaces and compression allowance. These dimensions indicate which flange bores and faces the ring is designed to match.

Clear sizing reduces the need for modification and helps ensure correct alignment where those exact dimensions are required.

✨ The 4 Key Reasons for TUCKBOLD Exhaust Donut Gasket
  1. Graphite Material - Compresses to fill flange gaps, preventing exhaust leaks.
  2. Exact Inner and Outer Diameters - Matches 54mm bore and 68mm flange openings for direct fit.
  3. Single Gasket Pack - Simplifies repairs with one ready part for replacement jobs.
  4. 17mm Thickness - Provides reliable spacing and surface contact under clamp pressure.
📋 Technical Details at a Glance
  • Category: Automotive Parts and Accessories
  • Brand: TUCKBOLD
  • Material: Graphite
  • Inner Diameter: 54mm (2.1")
  • Outer Diameter: 68mm (2.7")
❓ Frequently Asked Questions

Q: What material is the gasket made from?

A: The gasket is made from graphite, as stated in the product description.

Q: What are the gasket dimensions?

A: Inner diameter is 54mm, outer diameter is 68mm and thickness is 17mm.

Q: How many gaskets are included in the package?

A: The package contains one exhaust donut gasket.

🏆 Our Verdict

Ideal for mechanics and DIY motorists who need a direct replacement gasket for manifold-to-header joints that match the listed dimensions. Graphite construction combined with clearly stated inner and outer diameters and a 17mm thickness gives a predictable sealing solution. While a simple consumable, correct sizing ensures reliable long-term service and good value when fitted properly.