Question 1

How many pieces does the LEGO Locomotive Blue Bricks (3743-1) have?

Accepted Answer

The LEGO Locomotive Blue Bricks set (3743-1) contains 106 pieces. It was released in 2001 as part of the LEGO Train theme.

Question 2

How can I find missing parts for LEGO set 3743-1?

Accepted Answer

On BrickMissing you can check which parts from the LEGO Locomotive Blue Bricks (3743-1) you already own. Add your LEGO collection and we'll show exactly which of the 106 pieces you're missing and which you already have.

Question 3

Can I build the LEGO Locomotive Blue Bricks with parts I already have?

Accepted Answer

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 106 parts to show your buildability percentage and which specific pieces you still need.

Question 4

What theme is the LEGO Locomotive Blue Bricks from?

Accepted Answer

The LEGO Locomotive Blue Bricks (3743-1) belongs to the LEGO Train theme. You can browse all Train sets on BrickMissing to find more sets from this theme.

Part	Color	Qty
Panel 1 x 2 x 3 [Hollow Studs] 2362b	Black	2×
Tile Special 1 x 2 Grille with Bottom Groove 2412b	Black	1×
Tile Special 1 x 2 with Handle 2432	Black	2×
Brick 2 x 6 2456	Black	1×
Plate Special 1 x 2 Side Handle [Free Ends] 2540	Black	2×
Brick Special 1 x 1 with Handle 2921	Black	12×
Brick 1 x 2 3004	Black	4×
Brick 1 x 2 3004	Black	21×
Brick 1 x 6 3009	Black	1×
Plate 2 x 4 3020	Black	1×

Brick Special 1 x 1 with Handle	2921	Black	12×
Brick 1 x 2	3004	Black	4×
Brick 1 x 2	3004	Black	21×
Brick 1 x 6	3009	Black	1×
Plate 2 x 4	3020	Black	1×
Plate 1 x 2	3023	Black	2×
Slope 45° 2 x 4	3037	Black	6×
Slope 45° 2 x 1 with Bottom Pin	3040b	Black	6×
Brick Round 1 x 1 Open Stud	3062b	Dark Gray	2×
Tile 2 x 2 with Groove	3068b	Black	1×
Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin	32064a	White	1×
Slope 33° 3 x 4	3297	Black	4×
Plate 1 x 3	3623	Black	2×
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]	3660	Black	4×
Plate Special 1 x 2 with 1 Stud without Groove (Jumper)	3794a	Brown	1×
Brick Round 2 x 2 with Axle Hole	3941	Black	1×
Dish 4 x 4 Inverted [Radar]	3960	Black	1×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Black	1×
Plate Special 1 x 2 with Ladder	4175	Black	2×
Panel 1 x 4 x 3 [Hollow Studs]	4215b	Black	2×
Equipment Weapon, Loudhailer / Speaker / Blaster / Space Gun	4349	Black	1×
Plate Special 1 x 8 with Door Rail	4510	Black	2×
Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]	6019	Black	2×
Brick 1 x 10	6111	Black	2×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Red	3×
Plate Round 1 x 1 with Solid Stud	6141	Dark Gray	8×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Neon Green	4×
Technic Axle 3 with Stud	6587	Dark Gray	1×

Locomotive Blue Bricks

Parts Inventory

Parts inventory insights for Locomotive Blue Bricks