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 Mario Kart – Bowser's Castle — 2% complete

Buy 1,051 pieces across 343 lots.

🛒 Source the gap from the parts marketplace

109 of 343 part-lots available now (32%) · 234 still to import. Total-to-door R1,060 across 1 order(s) — parts + per-seller shipping.

BrickBits Spares · 152 lotsR1,060 (parts R990 + ship R70)

The missing parts

Buy	Part	Colour	Name
47×	22388	Light Bluish Gray	Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]
21×	85861	Yellow	Plate Round 1 x 1 with Open Stud
17×	3002	Light Bluish Gray	Brick 2 x 3
15×	15573	Light Bluish Gray	Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)
14×	22885	Light Bluish Gray	Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side
12×	28621	Trans-Orange	Minifig Head [Plain] [Vented Stud - 2 Holes]
12×	3022	Bright Light Orange	Plate 2 x 2
12×	47457	Dark Bluish Gray	Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End
12×	6141	Black	Plate Round 1 x 1 with Solid Stud
12×	85861	Green	Plate Round 1 x 1 with Open Stud
11×	3003	Light Bluish Gray	Brick 2 x 2
11×	35480	Black	Plate Special 1 x 2 Rounded with 2 Open Studs
10×	3024	Bright Light Orange	Plate 1 x 1
10×	41740	Black	Plate Special 1 x 4 with 2 Studs with Groove [New Underside]
9×	3020	Black	Plate 2 x 4
9×	3673	Yellow	Technic Pin without Friction Ridges Lengthwise
9×	3710	Dark Bluish Gray	Plate 1 x 4
9×	61332	Black	Technic Pin with Friction Ridges Lengthwise with No Center Slots
8×	14718	Light Bluish Gray	Panel 1 x 4 x 2 with Side Supports - Hollow Studs
8×	15573	Black	Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)
8×	25269	Light Bluish Gray	Tile Round 1 x 1 Quarter
8×	3021	Light Bluish Gray	Plate 2 x 3
8×	3023	Light Bluish Gray	Plate 1 x 2
8×	3024	Black	Plate 1 x 1
8×	3034	Dark Bluish Gray	Plate 2 x 8
8×	3623	Black	Plate 1 x 3
8×	3666	Black	Plate 1 x 6
8×	44728	Black	Bracket 1 x 2 - 2 x 2
8×	99207	Dark Bluish Gray	Bracket 1 x 2 - 2 x 2 Inverted
7×	18674	Black	Plate Special Round 2 x 2 with Center Stud (Jumper Plate)
7×	3070b	Blue	Tile 1 x 1 with Groove
7×	3386	Light Bluish Gray	Plate 1 x 1 x 2/3 Half Round with Side Stud
7×	35480	White	Plate Special 1 x 2 Rounded with 2 Open Studs
7×	54200	Black	Slope 30° 1 x 1 x 2/3 (Cheese Slope)
7×	65509	Dark Bluish Gray	Plate Special 2 x 4 with Groove and Two Center Studs (Jumper)
6×	18674	Light Bluish Gray	Plate Special Round 2 x 2 with Center Stud (Jumper Plate)
6×	22385	Red	Tile Special 2 x 3 Pentagonal
6×	22388	White	Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]
6×	24201	Bright Light Orange	Slope Curved 2 x 1 Inverted
6×	29119	Blue	Slope Curved 2 x 1 with Stud Notch Right