Small Locomotive (3740): parts list and STL files

Set 3740, Small Locomotive, from 2001, has 66 pieces in 29 kinds of part and colour. Here is every part, with the ones you can 3D print at home and the ones to buy.

Get the free print files

Free: an STL file for every part you can print, the parts list and a BrickLink shopping list for the rest. Pro adds print-ready plates for a 256 mm bed and our printing guide. About ProYour Pro includes the print-ready plates.

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Small Locomotive, built (3D picture) — What it looks like built. A 3D picture, not a photo, made from the LDraw model by Robert Paciorek (CC BY 2.0).

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57to print

9to buy

0spares

29kinds

57 to print, 9 to buy, 0 spares. Print: plain bricks, plates and beams you can make on a home 3D printer. Buy: clear, printed, rubber, electric and very thin parts, which are better ordered. Spares are the extras in the box.

Every part in set 3740

Parts in set 3740, Small Locomotive
Colour	Part	Qty	Print or buy
Black	2412b Tile Special 1 x 2 Grille with Bottom Groove	5	Print
Black	2456 Brick 2 x 6	5	Print
Light Gray	3022 Plate 2 x 2	4	Print
Black	3678a Brick Sloped 65° 2 x 2 x 2 Smooth without Bottom Tube	4	Print
Black	3839b Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment]	4	Print
Black	6019 Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]	4	Print
Light Gray	3710 Plate 1 x 4	3	Print
Black	4070 Brick Special 1 x 1 with Headlight	3	Print
Black	2377 Window 1 x 2 x 2 Plane, Solid Studs	2	Print
Light Gray	2436 Bracket 1 x 2 - 1 x 4 [Square Corners]	2	Print
Black	2449 Brick Sloped Inverted 75° 2 x 1 x 3	2	Print
Black	2540 Plate Special 1 x 2 Side Handle [Free Ends]	2	Print
Black	3009 Brick 1 x 6	2	Print
Light Gray	3023 Plate 1 x 2	2	Print
Black	3455 Brick Arch 1 x 6	2	Print
Black	4095 Bar 6.6L with Stop Ring [Umbrella Stand]	2	Print
Black	6636 Tile 1 x 6 with Groove	2	Print
Black	3001 Brick 2 x 4	1	Print
Black	3023 Plate 1 x 2	1	Print
Black	3035 Plate 4 x 8	1	Print
Black	30367b Brick Round 2 x 2 Dome Top, Blocked Open Stud, Bottom Axle Holder	1	Print
Black	3794a Plate Special 1 x 2 with 1 Stud without Groove (Jumper)	1	Print
Black	3795 Plate 2 x 6	1	Print
Yellow	4589 Cone 1 x 1 [No Top Groove]	1	Print
Black	2878c01 Wheel Holder, Train with Wheels [Complete Assembly]	2	Buy
Black	2920 Train Coupling New	2	Buy
Black	4022 Train Buffer Beam	2	Buy
Black	73092 Magnet Cylindrical	2	Buy
Black	3058b Plate Special 6 x 16 with Motor Opening Wide	1	Buy

Print set 3740 at home

The set tool makes an STL file for each of the 57 printable pieces, sorted by colour, plus a shopping list for the 9 to buy. Free, no account, and it runs on your own phone or computer.

Get the free print files

Pro adds print-ready plates for a 256 mm bed. About Pro

Parts data: Rebrickable, and it can differ slightly from your box. Part shapes: LDraw Parts Library (CC BY 4.0). Browse all sets. Independent project, not sponsored, authorised or endorsed by any brick company.