Cometic Toyota B58/B58H .042in MLX Head Gasket

The Cometic Toyota B58/B58H .042in MLX Head Gasket is intended for the verified vehicle applications listed below. Match manufacturer part number C14144-042, exact engine family, bore, thickness, material, sealing surfaces, fasteners, and every product note before ordering.

Key Features

• Toyota B58/B58H.042 ” MLX Cylinder Head Gasket, 83mm Bore.

Fitment

Specifications

What’s Included

One new Cometic gasket product in the exact configuration and quantity identified by manufacturer part number C14144-042. Fasteners, sealants, fluids, companion gaskets, tools, and related engine components are included only when expressly stated for this exact part number.

About Cometic Gasket

Cometic develops sealing products for automotive and powersports engine applications. Correct selection remains exact-engine, exact-dimension, exact-material, exact-interface, and exact-part-number specific.

Related Cometic Gasket Products

• Cometic Toyota B58/B58H .036in MLX Head Gasket
• Cometic Toyota B58/B58H .040in 83mm Bore MLX Head Gasket
• Cometic 93-02 Toyota/Lexus 2JZ-GE / GTE 87mm Bore .052in MLX Head Gasket

Browse the Cometic Gasket collection for related head, intake, exhaust, valve-cover, and engine gasket products.

Frequently Asked Questions

Will this Cometic gasket fit my 2021 Toyota GR Supra A91 Edition?
That application is listed, but confirm the exact engine, bore, gasket thickness, material, sealing-surface requirements, and manufacturer part number before ordering.

Can I choose gasket thickness by vehicle alone?
No. Confirm the exact engine build, bore, deck and head condition, installed clearances, compression target, and manufacturer instructions before selecting thickness.

Do the sealing surfaces need preparation?
Yes. Follow the current Cometic and engine-builder requirements for surface finish, flatness, cleanliness, fasteners, torque procedure, and any specified sealant.

Installation Instructions

Follow the current Cometic and engine-manufacturer instructions for this exact part number. Verify surface finish, flatness, cleanliness, orientation, fasteners, torque sequence, torque values, sealant requirements, clearances, and fluid procedures before assembly. Inspect and test the completed repair before full-load operation.