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 Polar Base — 4% complete

Buy 399 pieces across 190 lots.

🛒 Source the gap from the parts marketplace

26 of 190 part-lots available now (14%) · 164 still to import. Total-to-door R258 across 1 order(s) — parts + per-seller shipping.

BrickBits Spares · 38 lotsR258 (parts R188 + ship R70)

The missing parts

Buy	Part	Colour	Name
19×	2412b	Black	Tile Special 1 x 2 Grille with Bottom Groove
11×	30249	Blue	Slope 55° 1 x 6 x 5
10×	6141	Trans-Neon Green	Plate Round 1 x 1 with Solid Stud
9×	2454a	Blue	Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges
9×	4286	Blue	Slope 33° 3 x 1
7×	3005	Blue	Brick 1 x 1
7×	3710	Black	Plate 1 x 4
6×	30284	Yellow	Minifig Footwear Snowshoe [Long Front End]
6×	30285	White	Wheel 18 x 14 with Tread Small Hub
6×	30288	Light Gray	Panel 3 x 6 x 6 Sloped with Window
6×	354	Trans-Dark Blue	Glass for Panel 3 x 6 x 6 with Window
6×	3710	Orange	Plate 1 x 4
6×	6120	Light Gray	Sports Ski with Hinge
5×	3020	Light Gray	Plate 2 x 4
5×	3023	Blue	Plate 1 x 2
5×	3660	Orange	Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
5×	6141	Trans-Red	Plate Round 1 x 1 with Solid Stud
4×	2467	Light Gray	Panel 4 x 4 x 6 Corner Concave
4×	3003	Blue	Brick 2 x 2
4×	30237a	Red	Brick Special 1 x 2 with Vertical Clip [Thick U Clip]
4×	3832	Light Gray	Plate 2 x 10
4×	3867	White	Baseplate 16 x 16
4×	4599a	Blue	Tap 1 x 1 with Hole in Spout
4×	6019	Light Gray	Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]
4×	6019	Blue	Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]
3×	2431	Blue	Tile 1 x 4 with Groove
3×	2458	Blue	Brick Special 1 x 2 with Pin
3×	3010	Light Gray	Brick 1 x 4
3×	30157	Light Gray	Plate Special 2 x 4 with Pins
3×	3022	Black	Plate 2 x 2
3×	30283	Orange	Slope Inverted 45° 6 x 4 Double with 4 x 4 Recessed
3×	3039	Orange	Slope 45° 2 x 2
3×	4085c	Black	Plate Special 1 x 1 with Clip Vertical [Thick U Clip]
3×	4589	Trans-Neon Green	Cone 1 x 1 [No Top Groove]
3×	6019	White	Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]
3×	6048a	Black	Arm Piece with Pin, 2 Fingers
3×	6140	Black	Bar 1 x 6 [Closed Studs]
3×	6141	Trans-Green	Plate Round 1 x 1 with Solid Stud
3×	75535	White	Technic Pin Connector Round [No Slot]
2×	2362b	Black	Panel 1 x 2 x 3 [Hollow Studs]