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Large boxed set of multi-coloured plastic building bricks, 6584 pieces, Star Wars themed steam engine model

ZITIANYOUBUILD

ZITIANYOUBUILD MOC-157380 RMS Reciprocating Triple Expansion Steam Engine 6584PCS Educational Building Set

SKU CH-VRQK-R2GF2

A 6584-piece interlocking brick set that builds a working triple-expansion steam engine model for ages six and up

  • MotifStar Wars
  • Color familyMulti-Color
  • Product formatBooks
  • Product typeToy Interlocking Building Sets
  • Product colorMulti-Color
  • Main materialPlastic
  • Compatible with major brands for easy expansion
  • 6584 pieces enable a detailed triple-expansion steam engine build
  • MOC-157380 design offers a unique mechanical model experience
  • ABS plastic construction provides durable, BPA-free pieces with smooth edges
  • PDF instructions included to guide the complex assembly process

Educational Building Set

The ZITIANYOUBUILD MOC-157380 is a large-scale interlocking brick kit containing 6584 pieces designed for adult builders and advanced hobbyists. It recreates a reciprocating triple-expansion steam engine mechanism for display and mechanical study.

6584-Piece Capacity

The high piece count provides extensive detail for the engine's cylinders, crankshaft and valve gear, allowing a complex multi-stage build. The model reaches its structural limit if handled roughly, as the friction-fit connections rely on clutch power alone.

LEGO-Compatible Bricks

Bricks are made from ABS plastic and are fully compatible with standard stud-and-tube systems, letting builders integrate existing collections. The set includes PDF instructions only, so a device for viewing digital files is required during assembly.

How it compares

Measured against everything we stock in Classroom Supplies & Learning Aids, at today’s prices. Recalculated every night.

Price $420.99
Pricier than about 90% of the 4,397 comparable items (median $60.99).

Specifications

Product
Product typeToy Interlocking Building Sets
MotifStar Wars
Product colorMulti-Color
Color familyMulti-Color
Size & build
Main materialPlastic
More details
Suitable forUnisex
Age groupAdult
Product formatBooks

Questions about this item

Will the 6584 bricks in this MOC-157380 set lock firmly onto the LEGO Technic pieces I already own?

Yes, the bricks are 100% compatible with LEGO and all major brands, so they will hold tightly with your existing Technic elements.

How can I verify the triple-expansion mechanism runs smoothly once I finish the build?

Turn the crank by hand; the three cylinders should reciprocate in sequence without binding, confirming the gear timing is correct.

Does the box include a printed instruction booklet or only the PDF file?

The package contains the 6584-piece brick set and PDF instructions; no printed manual is included.

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