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LEGO Missing Piece Checker

Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece and leave with the element ID LEGO asks for, or a link to buy the part.

Grand Prix Race

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8161 Grand Prix Race

572 pieces in 175 part and color combinations, plus 7 minifigures.

LEGO counts 595 pieces. This inventory comes from a separate parts catalog and lists 600, including the 28 parts inside the minifigures; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Before you call it missing

Builders who report a missing piece often find it in one of these places. Tick each one off as you look.

Look-alike colors in this set

These parts appear in this set in two colors that are easy to confuse. If you are one short in one color, check whether it went in where the other color belongs. Each color has its own element ID in the parts list at the back of the instructions.

3 more look-alike pairs
  • Tile 2 x 2 with Groove Black ×2 Dark Bluish Gray ×1 Black is darker than Dark Bluish Gray.
  • Wedge Plate 4 x 2 Left Black ×4 Dark Bluish Gray ×2 Black is darker than Dark Bluish Gray.
  • Wedge Plate 4 x 2 Right Black ×4 Dark Bluish Gray ×2 Black is darker than Dark Bluish Gray.
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Piece checklist

Plates 112 pieces

  • Plate 1 x 10 Black Part 4477 Element 447726 ×1
  • Plate 1 x 2 Black Part 3023 Element 302326 Also in Dark Bluish Gray ×2
  • Plate 1 x 6 Black Part 3666 Element 366626 ×7
  • Plate 1 x 8 Black Part 3460 Element 346026 ×6
  • Plate 2 x 2 Corner Black Part 2420 Element 242026 ×2
  • Plate 2 x 3 Black Part 3021 Element 302126 ×5
  • Plate 2 x 4 Black Part 3020 Element 302026 Also in Dark Bluish Gray ×7
  • Plate 2 x 6 Black Part 3795 Element 379526 ×4
  • Plate 2 x 8 Black Part 3034 Element 303426 ×4
  • Plate 4 x 6 Black Part 3032 Element 303226 ×1
  • Plate 6 x 8 Black Part 3036 Element 303676 or 303626 ×1
  • Plate 8 x 8 Black Part 41539 Element 4166619 ×1
  • Plate 1 x 2 Dark Bluish Gray Part 3023 Element 4211063 Also in Black ×6
  • Plate 2 x 2 Dark Bluish Gray Part 3022 Element 4211094 ×1
  • Plate 2 x 4 Dark Bluish Gray Part 3020 Element 4211065 Also in Black ×4
  • Plate 4 x 4 Dark Bluish Gray Part 3031 Element 4243831 or 4211089 ×4
  • Plate 1 x 2 Light Bluish Gray Part 3023 Element 4211398 or 3023194 ×4
  • Plate 1 x 4 Light Bluish Gray Part 3710 Element 4211445 ×2
  • Plate 1 x 6 Light Bluish Gray Part 3666 Element 4211438 ×3
  • Plate 2 x 16 Light Bluish Gray Part 4282 Element 4211486 ×4
  • Plate 2 x 2 Corner Light Bluish Gray Part 2420 Element 4211353 ×4
  • Plate 2 x 4 Light Bluish Gray Part 3020 Element 4211395 ×2
  • Plate 2 x 8 Light Bluish Gray Part 3034 Element 4211406 ×1
  • Plate 4 x 4 Light Bluish Gray Part 3031 Element 4243797 or 4211403 ×4
  • Plate 1 x 6 Red Part 3666 Element 366621 ×1
  • Plate 2 x 4 Red Part 3020 Element 302021 ×1
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 ×1
  • Plate 1 x 3 White Part 3623 Element 6552105 or 6550144 ×4
  • Plate 1 x 4 White Part 3710 Element 6552108 or 6548266 ×2
  • Plate 1 x 6 White Part 3666 Element 6552107 or 6548265 ×8
  • Plate 2 x 2 White Part 3022 Element 6552099 or 6548260 ×4
  • Plate 2 x 2 Corner White Part 2420 Element 6548254 or 242051 ×4
  • Plate 2 x 6 White Part 3795 Element 6550146 or 379501 ×1
  • Plate 2 x 8 White Part 3034 Element 6552101 or 303401 ×2
  • Plate 4 x 8 White Part 3035 Element 6609533 or 303501 ×2
  • Plate 2 x 2 Corner Yellow Part 2420 Element 242074 or 242024 ×2

Tiles 63 pieces

  • Tile 1 x 2 with Groove Black Part 3069b Element 306926 Also in Dark Bluish Gray ×16
  • Tile 1 x 6 with Groove Black Part 6636 Element 663626 Also in Dark Bluish Gray ×2
  • Tile 2 x 2 with Groove Black Part 3068b Element 306826 Also in Dark Bluish Gray ×2
  • Tile 1 x 2 with Groove Dark Bluish Gray Part 3069b Element 4211052 Also in Black ×11
  • Tile 1 x 4 with Groove Dark Bluish Gray Part 2431 Element 4211053 ×2
  • Tile 1 x 6 with Groove Dark Bluish Gray Part 6636 Element 4210651 Also in Black ×2
  • Tile 2 x 2 with Groove Dark Bluish Gray Part 3068b Element 4211055 Also in Black ×1
  • Tile 1 x 2 with Groove White Part 3069b Element 6548264 or 306901 ×18
  • Tile 1 x 8 with Groove White Part 4162 Element 6552110 or 416201 ×3
  • Tile 2 x 2 with Groove White Part 3068b Element 6548263 or 306801 ×1
  • Tile 1 x 2 with Groove Yellow Part 3069b Element 306924 ×2
  • Tile 1 x 4 with Groove Yellow Part 2431 Element 243124 ×1
  • Tile 1 x 6 with Groove Yellow Part 6636 Element 6388488 or 663624 ×2

Bricks 46 pieces

  • Brick 1 x 2 Black Part 3004 Element 300426 ×5
  • Brick 1 x 3 Black Part 3622 Element 362226 Also in Dark Bluish Gray ×2
  • Brick 2 x 8 Black Part 3007 Element 6037390 or 300726 ×1
  • Brick 1 x 3 Dark Bluish Gray Part 3622 Element 4211104 Also in Black ×4
  • Brick 1 x 6 Dark Bluish Gray Part 3009 Element 4211100 ×1
  • Brick 1 x 10 Light Bluish Gray Part 6111 Element 4211521 ×4
  • Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges Light Bluish Gray Part 2454a ×4
  • Brick 1 x 4 Light Bluish Gray Part 3010 Element 4211394 ×1
  • Brick 2 x 6 Light Bluish Gray Part 2456 Element 4274668 or 4211795 ×2
  • Brick 2 x 8 Light Bluish Gray Part 3007 Element 6037399 or 4211391 ×1
  • Brick 1 x 2 Red Part 3004 Element 4613961 or 300421 ×1
  • Brick 1 x 12 White Part 6112 Element 6548281 or 611201 ×3
  • Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges White Part 2454a ×10
  • Brick 1 x 4 White Part 3010 Element 6550135 or 301001 ×4
  • Brick 1 x 8 White Part 3008 Element 6550134 or 300801 ×3

Bricks Curved 41 pieces

  • Brick Arch 1 x 6 x 2 Curved Top Black Part 6183 Element 6132770 or 4299388 ×4
  • Brick Curved 4 x 1 No Studs [Stud Holder with Asymmetric Ridges] Black Part 61678 ×14
  • Brick Curved 6 x 1 Black Part 42022 Element 4160393 ×1
  • Brick Curved 6 x 2 Black Part 44126 Element 4180548 ×1
  • Brick Curved 3 x 1 No Studs Dark Bluish Gray Part 50950 Element 4246896 ×4
  • Brick Curved 4 x 1 No Studs [Stud Holder with Asymmetric Ridges] White Part 61678 ×11
  • Brick Curved 6 x 2 White Part 44126 Element 6619299 or 4179870 ×1
  • Brick Curved 4 x 1 No Studs [Stud Holder with Asymmetric Ridges] Yellow Part 61678 Element 4522035 ×5

Bricks Sloped 39 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Black Part 54200 Element 4504382 or 4287159 2 spares in the box Also in Dark Bluish Gray ×4
  • Brick Sloped 33° 3 x 1 Black Part 4286 Element 428626 ×4
  • Brick Sloped 45° 2 x 3 Black Part 3038 Element 303826 ×2
  • Brick Sloped Inverted 45° 2 x 1 Black Part 3665 Element 366526 ×2
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Bluish Gray Part 54200 Element 4504378 or 4244373 1 spare in the box Also in Black ×4
  • Brick Sloped 10° 6 x 8 Light Bluish Gray Part 4515 Element 6440325 or 4211819 ×1
  • Brick Sloped 55° 1 x 6 x 5 Light Bluish Gray Part 30249 Element 6038002 or 4211728 ×4
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) White Part 54200 Element 6550179 or 4504369 1 spare in the box ×4
  • Brick Sloped 45° 2 x 2 White Part 3039 Element 6552103 or 303901 ×1
  • Brick Sloped Inverted 45° 2 x 1 White Part 3665 Element 6552106 or 366501 ×2
  • Brick Sloped Inverted 45° 2 x 2 Double Convex White Part 3676 Element 6548282 or 6138740 ×2
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Yellow Part 54200 Element 4504381 or 4283095 1 spare in the box ×9

Plates Wedged 34 pieces

  • Wedge Plate 4 x 2 Left Black Part 41770 Element 4161332 Also in Dark Bluish Gray ×4
  • Wedge Plate 4 x 2 Right Black Part 41769 Element 4160869 Also in Dark Bluish Gray ×4
  • Wedge Plate 3 x 6 Cut Corners Dark Bluish Gray Part 2419 Element 4210984 ×2
  • Wedge Plate 4 x 2 Left Dark Bluish Gray Part 41770 Element 4210788 Also in Black ×2
  • Wedge Plate 4 x 2 Right Dark Bluish Gray Part 41769 Element 4210782 Also in Black ×2
  • Wedge Plate 6 x 12 Left Light Bluish Gray Part 30355 Element 6535639 or 4211616 ×2
  • Wedge Plate 6 x 12 Right Light Bluish Gray Part 30356 Element 4211617 ×2
  • Wedge Plate 3 x 3 Cut Corner White Part 2450 Element 6601842 or 4280148 ×2
  • Wedge Plate 4 x 2 Left White Part 41770 Element 6552119 or 4161326 ×6
  • Wedge Plate 4 x 2 Right White Part 41769 Element 6552118 or 4160857 ×6
  • Wedge Plate 6 x 3 Left White Part 54384 Element 4287708 ×1
  • Wedge Plate 6 x 3 Right White Part 54383 Element 4287707 ×1

Plates Special 31 pieces

  • Plate Special 1 x 2 Side Handle [Free Ends] Black Part 2540 Element 4140588 or 254026 ×4
  • Plate Special 1 x 2 [Side Handle Closed Ends] Black Part 48336 Element 4225201 ×2
  • Plate Special 1 x 2 with 1 Stud without Groove (Jumper) Black Part 3794a ×15
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Light Bluish Gray Part 4081b Element 6281998 or 4632575 ×2
  • Plate Special 1 x 1 with Tooth Pearl Light Gray Part 49668 Element 4293006 or 4263416 ×2
  • Plate Special 1 x 1 with Clip Vertical [Thick U Clip] White Part 4085c Element 408501 ×4
  • Plate Special 1 x 2 with 1 Stud without Groove (Jumper) White Part 3794a ×2

Wheels and Tyres 27 pieces

  • Tyre 24 x 14 Shallow Tread (Tread Small Hub) Black Part 30648 Element 4524358 or 4153005 ×14
  • Wheel 18mm x 14mm with Axle Hole, Fake Bolts and Shallow Spokes Black Part 55982 Element 4517737 ×13

Hinges, Arms and Turntables 24 pieces

  • Hinge Brick 1 x 2 Locking with 2 Fingers Horizontal End, 9 Teeth Black Part 30540 Element 4144533 ×4
  • Hinge Brick 1 x 2 Top Plate Thin Black Part 3938 Element 393826 ×4
  • Hinge Plate 1 x 2 Locking with 1 Finger On End, with Groove Black Part 44301a Element 4183043 ×4
  • Turntable 2 x 2 Plate, Base Black Part 3680 Element 368076 or 368026 ×2
  • Turntable 2 x 2 Plate - Top Light Bluish Gray Part 3679 Element 4540203 or 4495467 ×2
  • Hinge Brick 1 x 4 [Lower] White Part 3831 Element 6619285 or 383101 ×4
  • Hinge Brick 1 x 4 [Upper] White Part 3830 Element 6327411 or 6011456 ×4

Plates Round Curved and Dishes 18 pieces

  • Plate Round 1 x 1 with Solid Stud Black Part 6141 Element 614126 1 spare in the box ×5
  • Plate Round Corner 3 x 3 Black Part 30357 Element 4227392 ×2
  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Light Bluish Gray Part 4032a Element 4211475 ×2
  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) White Part 4032a Element 6601914 or 403201 ×2
  • Plate Round 1 x 1 with Solid Stud Yellow Part 6141 Element 614124 1 spare in the box ×7

Bricks Special 17 pieces

  • Brick Special 1 x 1 with Headlight Black Part 4070 Element 407026 ×10
  • Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side Plates Dark Bluish Gray Part 30592 Element 6301436 or 6278507 ×1
  • Brick Special 1 x 2 with Pin Light Bluish Gray Part 2458 Element 4211364 ×2
  • Brick Special 1 x 2 with Pin White Part 2458 Element 4160228 or 245801 ×2
  • Brick Special 2 x 2 with Pin and Axle Hole White Part 6232 Element 6403936 or 4143137 ×2

Panels 13 pieces

  • Panel 1 x 1 x 1 Corner Light Bluish Gray Part 6231 Element 4215513 ×4
  • Panel 1 x 2 x 1 [Square Corners] Light Bluish Gray Part 4865a Element 4211515 ×3
  • Panel 1 x 1 x 1 Corner White Part 6231 Element 6619293 or 623101 ×2
  • Panel 1 x 2 x 1 [Square Corners] White Part 4865a Element 486501 ×2
  • Panel 1 x 6 x 5 White Part 59349 Element 6550180 or 4504228 ×2

Technic Pins 13 pieces

  • Technic Pin with Friction Ridges Lengthwise and Center Slots Black Part 2780 Element 4121715 or 278026 1 spare in the box ×4
  • Technic Axle Pin without Friction Ridges Lengthwise Tan Part 3749 Element 4666579 or 4186017 ×9

Bricks Wedged 11 pieces

  • Brick Wedged, Sloped 45° 4 x 2 Left Black Part 43721 Element 6277462 or 4570401 ×1
  • Brick Wedged, Sloped 45° 4 x 2 Right Black Part 43720 Element 6279754 or 4570397 ×1
  • Brick Wedged, Sloped 4 x 2 Triple Left Dark Bluish Gray Part 43710 Element 4210866 ×2
  • Brick Wedged, Sloped 4 x 2 Triple Right Dark Bluish Gray Part 43711 Element 4210867 ×2
  • Brick Wedged, Angled 4 x 2 Left White Part 41768 Element 4160343 ×1
  • Brick Wedged, Angled 4 x 2 Right White Part 41767 Element 4160325 ×1
  • Brick Wedged, Curved 12 x 3 Left White Part 42061 Element 6021069 or 4162781 ×1
  • Brick Wedged, Curved 12 x 3 Right White Part 42060 Element 6021071 or 4162779 ×1
  • Brick Wedged, Curved 6 x 4 Triple White Part 43712 Element 4179869 ×1

Tiles Special 10 pieces

  • Tile Special 1 x 1 with Clip and Straight Tips Black Part 2555 Element 255526 ×8
  • Tile Special 1 x 2 with Handle Black Part 2432 Element 243226 ×1
  • Tile Special 1 x 2 with Handle Yellow Part 2432 Element 243224 ×1

Transportation - Land 10 pieces

  • Seat / Chair 2 x 2 Black Part 4079 ×2
  • Steering Stand 1 x 2 with Black Steering Wheel White Part 3829c01 Element 4208543 or 9551 ×2
  • Wheel Arch, Mudguard, 1 1/2 x 6 x 1 [Arch Extended] White Part 62361 Element 6476001 or 4523556 ×5
  • Steering Stand 1 x 2 with Black Steering Wheel Yellow Part 3829c01 Element 9553 ×1

Supports, Girders and Cranes 9 pieces

  • Support 2 x 2 x 10 Girder Triangular Vertical - Type 3 - Axle Hole, 3 Posts Dark Bluish Gray Part 58827 Element 4509668 or 4503259 ×4
  • Support 2 x 4 x 5 Stanchion Inclined [5mm wide posts] White Part 4476b Element 4142125 or 447601 ×5

Bricks Round and Cones 8 pieces

  • Brick Round 2 x 2 with Axle Hole Black Part 3941 Element 614376 or 614326 ×2
  • Cone 1 x 1 [No Top Groove] Dark Bluish Gray Part 4589 Element 4518486 or 4210647 ×2
  • Brick Round Corner 4 x 4 Macaroni Wide with 3 Studs Light Bluish Gray Part 48092 Element 6452524 or 4215472 ×4

Minifig Shields, Weapons, & Tools 8 pieces

  • Tool Drill, Electric Black Part 55297 ×1
  • Tool Hammer / Mallet Large Black Part 4522 Element 452226 ×1
  • Tool Hammer Cross Pein [6-Rib Handle] Black Part 55295 ×1
  • Tool Oil Can [Smooth Handle] Black Part 55296 ×1
  • Tool Screwdriver and Spanner / Wrench Black Part 4006 Element 6034000 or 4569095 ×1
  • Tool Screwdriver with Narrow Head [6-Rib Handle] Black Part 55298 ×1
  • Tool Wrench / Spanner Open End [6-Rib Handle] Black Part 55299 ×1
  • Tool Wrench / Spanner, Box [6-Rib Handle] Black Part 55300 ×1

Technic Bricks 8 pieces

  • Technic Brick 1 x 16 [15 Pin Holes] Black Part 3703 Element 370326 ×6
  • Technic Brick 1 x 2 [1 Pin Hole] Light Bluish Gray Part 3700 Element 4211440 ×1
  • Technic Brick 4 x 6 with 2 x 4 Opening Light Bluish Gray Part 32531 Element 4211716 ×1

Bars, Ladders and Fences 7 pieces

  • Bar 1 x 3 [Clip / Anti-Stud] Black Part 4735 Element 4141580 or 473576 ×1
  • Bar 4L (Lightsaber Blade / Wand) Black Part 30374 Element 6116604 or 4140303 ×2
  • Antenna 1 x 4 with Rounded Top Light Bluish Gray Part 3957a ×4

Minifig Accessories 6 pieces

  • Equipment Frying Pan Black Part 4528 Element 452826 ×4
  • Tap 1 x 1 with Hole in Spout Light Bluish Gray Part 4599a ×2

Flags, Banners and Signs 4 pieces

  • Flag 2 x 2 Square [Thin Clips] White Part 2335 Element 4523403 or 233551 ×4

Technic Bushes 4 pieces

  • Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Light Bluish Gray Part 32123b Element 6271165 or 4211573 1 spare in the box ×4

Containers 2 pieces

  • Cupboard 2 x 3 x 2 with Solid Studs Red Part 4532 Element 6106113 or 453221 ×1
  • Cupboard 2 x 3 x 2 Door White Part 4533 Element 4261470 or 4248214 ×1

Stickers 2 pieces

  • Sticker Sheet 1 for Set 8161-1 [No Color/Any Color] Part 63591 Element 4529252 ×1
  • Sticker Sheet 2 for Set 8161-1 [No Color/Any Color] Part 63086 Element 4527349 ×1

Technic Axles 2 pieces

  • Technic Axle 8 Black Part 3707 Element 370726 ×2

Technic Panels 2 pieces

  • Technic Car Spoiler 3 x 8 [Three Holes] Black Part 61073 Element 4518336 ×2

Animals / Creatures 1 piece

  • Animal, Monkey [Complete Assembly] Reddish Brown Part 2550c01 Element 4660881 or 4526876 ×1

Minifigures 7 figures

  • Commentator Minifigure, checked as a whole figure ×1
  • Cannonball Taylor Minifigure, checked as a whole figure ×1
  • Gray Ghost Minifigure, checked as a whole figure ×1
  • Pops Racer Minifigure, checked as a whole figure ×1
  • Spritle Minifigure, checked as a whole figure ×1
  • Trixie Minifigure, checked as a whole figure ×1
  • Speed Racer, White Outfit Minifigure, checked as a whole figure ×1

Tick each piece as you find it, or mark it missing.

When a piece really is missing

Ask LEGO

LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for the set number and each piece's element ID, the number printed beside the piece in the parts list at the back of the instructions. This checker lists both.

Request a replacement from LEGO

Buy the piece

Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from older or second-hand sets.

Keep a record

Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.