# Auto Engines #858 — resale value

**Auto Engines #858** is worth about **$304** loose, based on real closed eBay sales.

## Value by tier

| Condition | Value (USD) |
| --- | --- |
| Loose | $304 |

Values are medians of real closed eBay sales, updated 2026-07-31. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DLEGO%2520Technic%2520858%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DLEGO%2520Technic%2520858%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

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## Details

| Field | Value |
| --- | --- |
| Brand | LEGO |
| Theme | LEGO Technic |
| Set number | #858 |
| Release date | January 1, 1980 |

## Auto Engines #858 (LEGO Technic) resale value

A loose Auto Engines #858 set runs around $304, a complete copy (all pieces + box + instructions) about null, and a factory-sealed box commands null.

### What drives the price

Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.

## FAQ

**What is the condition of the Auto Engines #858 set?**

The set is listed as loose, meaning it is not in its original packaging.

**Is this set still considered a valuable LEGO Technic item?**

Yes, as a LEGO Technic set, it holds value for collectors.

**What is the current asking price for this item?**

The current asking price for the loose Auto Engines #858 is $328.

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Full price guide: https://junkpal.ai/products/auto-engines-858-lego-technic-lego
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-31, based on real sold listings (junkpal.ai)"