Build engine

Tell it the sets you own; it shows what you can (nearly) build and the exact parts to buy for a target.

🧱 What you can (nearly) build

%	Set	Name	Buy pcs	Lots
100%	10256-1	Taj Mahal	0	0
93%	10189-1	Taj Mahal	420	21
81%	10230-1	Mini Modulars	254	95

🎯 Build Double Loop Stunt Arena — 3% complete

Buy 551 pieces across 215 lots.

🛒 Source the gap from the parts marketplace

56 of 215 part-lots available now (26%) · 159 still to import. Total-to-door R528 across 1 order(s) — parts + per-seller shipping.

BrickBits Spares · 82 lotsR528 (parts R458 + ship R70)

The missing parts

Buy	Part	Colour	Name
36×	61332	Black	Technic Pin with Friction Ridges Lengthwise with No Center Slots
12×	73109	Light Bluish Gray	Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate
8×	3673	Yellow	Technic Pin without Friction Ridges Lengthwise
8×	3713	Red	Technic Bush
8×	40145	Black	Turntable 2 x 2 x 1
8×	59895	Black	Tyre 14 x 4 Smooth Small Single [New Style]
8×	66906	Red	Technic Pin with Friction Ridges Lengthwise and Towball - Round Pin Hole
8×	77823	Trans-Bright Green	Stunt Ramp Section 30°
8×	77823	Trans-Orange	Stunt Ramp Section 30°
7×	33909	Orange	Plate Special 2 x 2 with Only 2 studs
6×	2412b	Flat Silver	Tile Special 1 x 2 Grille with Bottom Groove
6×	3023	Light Bluish Gray	Plate 1 x 2
6×	35480	Black	Plate Special 1 x 2 Rounded with 2 Open Studs
6×	3673	Light Bluish Gray	Technic Pin without Friction Ridges Lengthwise
6×	39888	Tan	Technic Pin Long without Friction Ridges, with Anti-Roll Notch
6×	60477	Black	Slope 18° 4 x 1
6×	75539	Orange	Slope 8 x 5 x 2/3 with 2 x 6 Studs
5×	10197	Black	Technic Pin Connector Hub with 2 Perpendicular Axles
5×	3010	Dark Purple	Brick 1 x 4
5×	3023	Dark Turquoise	Plate 1 x 2
5×	3069b	Orange	Tile 1 x 2 with Groove
5×	3666	Bright Light Orange	Plate 1 x 6
5×	42135	Black	Technic Axle Connector with Axle Hole [Reinforced]
4×	11153	Lime	Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges]
4×	11211	Black	Brick Special 1 x 2 with 2 Studs on 1 Side
4×	11477	Black	Slope Curved 2 x 1 No Studs [1/2 Bow]
4×	15207	Black	Panel 1 x 4 x 1 with Rounded Corners [Thin Wall]
4×	15712	White	Tile Special 1 x 1 with Clip with Rounded Edges
4×	16770	Light Bluish Gray	Creature Body Part, Barb Large (Claw, Talon) with Clip
4×	2431	Light Bluish Gray	Tile 1 x 4 with Groove
4×	3004	Lime	Brick 1 x 2
4×	30136	Black	Brick Special 1 x 2 Palisade [aka Log]
4×	3245c	Black	Brick 1 x 2 x 2 with Inside Stud Holder
4×	35480	Dark Bluish Gray	Plate Special 1 x 2 Rounded with 2 Open Studs
4×	4162	Green	Tile 1 x 8 with Groove
4×	41682	Light Bluish Gray	Bracket 2 x 2 with 1 x 2 Vertical Studs
4×	44861	White	Plate Special 1 x 2 [Open O Top Clip]
4×	46189	Black	Technic Pin Connector 3L with 2 Pins and Center Hole [Pin Ridges Across Part]
4×	54200	Dark Purple	Slope 30° 1 x 1 x 2/3 (Cheese Slope)
4×	56145	Flat Silver	Wheel 30.4 x 20 without Pinholes, with Reinforced Rim