VIDEO: How Do Plastic Carrier Gaskets Work?
Andrew Markel explains how plastic carrier gaskets work to keep a good seal as engine components expand and contract. Sponsored by MAHLE.
VIDEO: Diagnosing Head Gasket Leaks
Andrew Markel shows how to test if an issue is truly related to a head gasket leak and not something else. Sponsored by MAHLE.
Subaru Gasket Failure
Subarus, like many other nameplates, have common problems, one of which I’ll discuss in this article. Head gasket failure has been something Subaru has struggled with to some extent since the 1980s. There are many thoughts as to why head gasket failure on Subaru has continued.
ASE A1 Task List: Gaskets
Passing the ASE A1 can be difficult. Do not go into this test with the notion that this is an exam for engine rebuilders. Many of the tasks in the A1 task list are required every day at general repair shops for top-end engine repairs.
VIDEO: Understanding Modern Engine Intake, Water Pump And Thermostat Gaskets
Andrew Markel discusses new gasket designs and how they are used on modern engines. Sponsored by MAHLE.
New Fel-Pro Performance eCatalog Features More Than 100 Additional Gaskets, Sets For Racing And Modern Muscle Car Engines
The new eCat highlights expanded range of PermaTorque MLS performance head gaskets, as well as the introduction of exclusive HTA turbocharger gaskets and more.
Engine Gasket Guide: Are You Pairing The Gasket With The Correct Sealant And Surface?
There are endless combinations of engines, applications and gaskets on the market. But how do you match the gasket with the correct installation procedures? Here is a quick guide on how to match gaskets with the correct sealants and surface treatments.
Head Gasket Do’s And Don’ts
To ensure accurate torque values and to avoid cracking the cylinder block, clean any dust, dirt, oil and fluid from the cylinder block head bolt holes before installing the new head gasket and head bolts. Never lubricate the head bolts with a friction-modified oil. Unless otherwise specified, lightly lubricate the bolt threads with 30w non-detergent motor oil.
Porosity Issues And Engine Gaskets
Porosity refers to any void or hole found in a casting. These voids can be caused by gases and contaminates present during the casting process and typically occur near the outer parts or at the top of a casting. Honda, GM, Chrysler and other OEMs have all had issues with the porosity of some castings.
Gasket Guide: Match A Sealant With Every Type of Gasket
Cork/Composite Gaskets Sealants: Cork and composite gaskets can seal a variety of underhood applications from valve covers to carburetors. The type of sealant used with these gaskets depends on a variety of factors. First, you must consider if the gasket needs to remain flexible. Second, you need to consider the temperatures the sealant will have
Chemical Gasketing: Cleaning the Surface
Service technicians can now use chemical gaskets where OEs had originally used formed-in-place or pre-cut gaskets during vehicle assembly. In addition to complying with OE specs, chemical gaskets are in many instances application specific, which makes their use more effective. Cleaning the Surface Perhaps the single most important step in assuring success with any type
Improving the Head Gaskets, Fasteners Relationship
The relationship between head gaskets and head bolts is an intimate one. The clamping load applied by the head bolts is what allows the head gasket to maintain its seal. For this marriage to last, there has to be constant tension – not too much, otherwise the bolts may stretch or break, and not too