Hydroplane Racer #42045 — LEGO Technic Set Value
LEGO TechnicWhat the Hydroplane Racer #42045 LEGO set is worth — loose, complete, and sealed.
Hydroplane Racer #42045 value — Loose $4 · Complete (CIB) $14 · Sealed (new) $37. Prices updated August 2026.
Theme · LEGO Technic
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Item details
- Brand
- LEGO
- Theme
- LEGO Technic
Hydroplane Racer #42045 (LEGO Technic) resale value
A loose Hydroplane Racer #42045 set runs around $4, a complete copy (all pieces + box + instructions) about $14, and a factory-sealed box commands $37.
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.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | $4 | eBay sold comps |
| Complete (CIB) | $14 | eBay sold comps |
| Sealed (new) | $37 | eBay sold comps |
Frequently asked questions
- What is the best way to buy this LEGO Technic set?
- You can purchase it loose for $4, complete in box for $14, or brand new and sealed for $42.
- Is the complete set worth the extra cost?
- The complete set is priced at $14, offering a better presentation than the loose version for just a small increase.
- How much is the brand new, sealed version?
- The sealed, new version of the Hydroplane Racer #42045 is listed for $42.