7750-1

Steam Engine

Set number: 7750-1
Year: 1980
Theme: 12V
Parts: 268
Minifigures: 2

Building instructions

The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.

View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)

Minifigures

fig-000733Man - Blue Jacket, Blue Legs, Red Hat1×4 parts
fig-000285Man, Blue Shirt, Blue Legs, Red Hard Hat1×4 parts

Parts list – 7750-1 Steam Engine

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90 lines, 260 pieces

Parts list of set 7750-1
Part	Name	Colour	Quantity
3005	Brick 1 x 1Bricks	Black	6×
3004	Brick 1 x 2Bricks	Black	14×
3622	Brick 1 x 3Bricks	Black	2×
3622	Brick 1 x 3Bricks	Red	2×
3010	Brick 1 x 4Bricks	Black	4×
3010	Brick 1 x 4Bricks	Red	6×
3009	Brick 1 x 6Bricks	Black	8×
3008	Brick 1 x 8Bricks	Black	6×
3008	Brick 1 x 8Bricks	Red	2×
3003a	Brick 2 x 2 without Inside RidgesBricks	Black	1×
3001a	Brick 2 x 4 without Cross SupportsBricks	Black	1×
3001a	Brick 2 x 4 without Cross SupportsBricks	Red	4×
3062b	Brick Round 1 x 1 Open StudBricks Round and Cones	Black	1×
3062b	Brick Round 1 x 1 Open StudBricks Round and Cones	Red	2×
3941	Brick Round 2 x 2 with Axle HoleBricks Round and Cones	Black	3×
3063b	Brick Round Corner 2 x 2 Macaroni with Stud NotchBricks Round and Cones	Red	2×
3297	Brick Sloped 33° 3 x 4Bricks Sloped	Black	4×
3040a	Brick Sloped 45° 2 x 1 without Bottom PinBricks Sloped	Black	2×
3039	Brick Sloped 45° 2 x 2Bricks Sloped	Black	5×
3037	Brick Sloped 45° 2 x 4Bricks Sloped	Black	6×
3665a	Brick Sloped Inverted 45° 2 x 1 [Old Type with Small Stud Hole]Bricks Sloped	Black	2×
3660b	Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Small Stud Holes]Bricks Sloped	Black	2×
3660b	Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Small Stud Holes]Bricks Sloped	Red	2×
3134	Brick Special 1 x 2 with Cable Holding Square CutoutBricks Special	Black	2×
73090a	Brick Special 2 x 6 x 2 Weight with Bottom Openings and Center Seams on EndsBricks Special	Black	2×
266ac01	Light Brick 2 x 2 Type 1 12V (Complete)Electronics	White	2×
4170	Light Prism Brick, Train, 1 x 6 HolderElectronics	Black	2×
4171	Light Prism, Train, 1 x 3Electronics	Trans-Clear	4×
501a	Motor, Train Base, 12V Modern Type I with 2 Round Contact HolesElectronics	Red	1×
765c15	Wire with 1-Prong Connectors, 12V / 4.5V 15LElectronics	Light Gray	1×
765c28	Wire with 1-Prong Connectors, 12V / 4.5V 28LElectronics	Light Gray	1×
3831	Hinge Brick 1 x 4 [Lower]Hinges, Arms and Turntables	Black	1×
3830	Hinge Brick 1 x 4 [Upper]Hinges, Arms and Turntables	Black	1×
73092	Magnet CylindricalMagnets and Holders	Black	4×
4023	Train CouplingMagnets and Holders	Black	4×
3837	Equipment Shovel [Rounded Handle End]Minifig Shields, Weapons, & Tools	Dark Gray	1×
3024	Plate 1 x 1Plates	Black	2×
3023	Plate 1 x 2Plates	Black	3×
3023	Plate 1 x 2Plates	Red	2×
3623	Plate 1 x 3Plates	Black	4×
3710	Plate 1 x 4Plates	Black	3×
3710	Plate 1 x 4Plates	Red	4×
3666	Plate 1 x 6Plates	Black	2×
3666	Plate 1 x 6Plates	Red	3×
3022	Plate 2 x 2Plates	Black	4×
3022	Plate 2 x 2Plates	Red	4×
3021	Plate 2 x 3Plates	Black	3×
3020	Plate 2 x 4Plates	Black	2×
3020	Plate 2 x 4Plates	Red	3×
3795	Plate 2 x 6Plates	Black	4×
3795	Plate 2 x 6Plates	Red	3×
3034	Plate 2 x 8Plates	Black	4×
3034	Plate 2 x 8Plates	Red	3×
3031	Plate 4 x 4Plates	Black	2×
3032	Plate 4 x 6Plates	Black	1×
3035	Plate 4 x 8Plates	Black	1×
3958	Plate 6 x 6Plates	Black	1×
3036	Plate 6 x 8Plates	Red	1×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Trans-Clear	1×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Trans-Red	2×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Trans-Yellow	2×
4085a	Plate Special 1 x 1 with Clip Vertical [Thin Open O Clip]Plates Special	Black	2×
3794a	Plate Special 1 x 2 with 1 Stud without Groove (Jumper)Plates Special	Black	2×
3839a	Plate Special 1 x 2 with Handles [Round Ends, Mid Attachment]Plates Special	Black	2×
4175	Plate Special 1 x 2 with LadderPlates Special	Black	6×
4175	Plate Special 1 x 2 with LadderPlates Special	Red	2×
3738	Technic Plate 2 x 8 [7 Holes]Plates Special	Black	2×
191925	Sticker Sheet for Set 7750-1Stickers	[No Color/Any Color]	1×
3704	Technic Axle 2Technic Axles	Black	2×
3700	Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks	Black	9×
3701	Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks	Black	2×
3713	Technic BushTechnic Bushes	Light Gray	2×
3651	Technic Axle and Pin ConnectorTechnic Connectors	Light Gray	2×
3673	Technic Pin without Friction Ridges LengthwiseTechnic Pins	Light Gray	2×
3069b	Tile 1 x 2 with GrooveTiles	Red	4×
4162	Tile 1 x 8 with GrooveTiles	Black	2×
3068b	Tile 2 x 2 with GrooveTiles	Black	2×
3068b	Tile 2 x 2 with GrooveTiles	Red	5×
4092	Tile Special 6 x 4 with Beveled Edges and 7mm Pin (Train Bogie Plate)Tiles Special	Red	2×
4022	Train Buffer BeamTransportation - Land	Red	4×
upn0256	Train, Steam Engine Cylinder, 1 x 2 Studs, Round SurfacesTransportation - Land	Black	2×
upn0258c12	Hose, Classic 4mm D. 12LTubes and Hoses	Black	4×
458	Tyre for Train Wheel for Electric Train Motor 12VWheels and Tyres	Light Gray	6×
867	Wheel Train for 12V Electric MotorWheels and Tyres	Red	2×
4180c05	Wheels Train Spoked Large (29mm D.) and Black Brick, Modified 2 x 4 [Red]Wheels and Tyres	Red	4×
4181	Door 1 x 4 x 5 Train LeftWindows and Doors	Black	1×
4182	Door 1 x 4 x 5 Train RightWindows and Doors	Black	1×
4183	Glass for Train Door Lip On Top and BottomWindows and Doors	Trans-Clear	2×
29	Window 1 x 1 x 2, Short Lip [no Glass]Windows and Doors	Black	4×
3081c01	Window 1 x 2 x 2 Classic, Short Lip, Hollow Studs [with Glass]Windows and Doors	Black	2×