Said It Here

What extra parts do I need to replace during an engine teardown?

When tearing down an engine for a major repair like a head gasket, knowing which extra gaskets, bolts, and internal components to replace preventatively is difficult without prior experience. This leaves people unsure of what else to order or how to properly inspect parts below the lifters and valves before putting the engine back together.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    Asking online forums for a comprehensive checklist of related wear items and components to replace simultaneously.
  2. 2
    Replacing components blindly or asking online forums for opinions on photos.

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/MechanicAdvice2 people · September 2026 – October 2026

“I know I’ll need a head gasket, valve cover gasket, intake manifold gasket upper and lower, and head bolts. What else should I get?”source ↗

AmazingGaming21 · r/MechanicAdvice · 1 upvotes

“I don’t know how to inspect valve tips, springd, or anything below the lifters.”source ↗

SimilarDouble6313 · r/MechanicAdvice · 1 upvotes

Where this came up

People with this problem also raised