Brickonomics | Mechanical Engineering Set (9665-1)

Mechanical Engineering Set (9665-1)

LEGO set 9665-1 Mechanical Engineering Set - Image 1

Price Comparison

No retailers currently stock Mechanical Engineering Set in The United States.

Set details

Name: Mechanical Engineering Set
Set number: 9665-1
Year: 2001
Theme: Educational and Dacta
Number of parts: 322
Number of part types: 84
Retail price: $150.00

Browse all 322 parts in set 9665-1 with individual pricing from BrickLink or Brick Owl.

Price source:

Value of parts: $410.06
Pricing information known of 77/84 parts.

Part

Color

Quantity

Average price

Total

Value

Wire with Brick 2 x 2 x 2/3 Pair, 69L

Black

$37.45

$74.90

2 x $37.45

$74.90

Wire with Brick 2 x 2 x 2/3 Pair, 15L

Black

$27.85

$27.85

1 x $27.85

$27.85

Rubber Band Medium (Square Cross Section) Thin Cut

Black

$2.80

$25.19

9 x $2.80

$25.19

Battery Box, 9V 4 x 14 x 4 with Dark Gray Base [Complete Assembly]

Light Gray

$24.09

$24.09

1 x $24.09

$24.09

Pneumatic Pump 1 x 5.5

Yellow

$9.99

$19.98

2 x $9.99

$19.98

Technic Rubber Belt Medium [26mm ID] [Round Cross Section]

Blue

$3.87

$19.33

5 x $3.87

$19.33

String Cord Thin (0.5mm) 500cm

Black

$19.20

$19.20

1 x $19.20

$19.20

Motor, 9V Mini [Old Style]

Light Gray

$17.14

$17.14

1 x $17.14

$17.14

Technic Rubber Belt Medium [24mm ID] [Round Cross Section]

Red

$3.42

$17.10

5 x $3.42

$17.10

Technic Gear Rack 1 x 14 with Holes

Light Gray

$8.15

$16.31

2 x $8.15

$16.31

Pneumatic Cylinder 1 x 5 with 2 Inlets

Yellow

$12.99

$12.99

1 x $12.99

$12.99

Technic Rubber Belt Large [33mm ID] [Round Cross Section]

Yellow

$2.27

$11.36

5 x $2.27

$11.36

Pole Reverser / Polarity Switch with Center Part [Complete Assembly]

Light Gray

$10.51

$10.51

1 x $10.51

$10.51

Wheel with Split Axle hole

Yellow

$0.74

$7.44

10 x $0.74

$7.44

Technic Gear 40 Tooth

Red

$3.47

$6.95

2 x $3.47

$6.95

Technic Brick 1 x 16 [15 Pin Holes]

Blue

$1.14

$6.81

6 x $1.14

$6.81

Hose, Pneumatic 4mm D. 26.25L / 21cm

Black

$5.58

$5.58

1 x $5.58

$5.58

Pneumatic Switch with Top Studs

Light Gray

$4.31

$4.31

1 x $4.31

$4.31

Plate 6 x 8

Light Gray

$3.81

$3.81

1 x $3.81

$3.81

Technic Axle 5

Black

$1.84

$3.68

2 x $1.84

$3.68

Tyre 30 x 10.5 Offset Tread

Black

$0.78

$3.14

4 x $0.78

$3.14

Technic Brick 1 x 8 [7 Pin Holes]

Blue

$0.77

$3.08

4 x $0.77

$3.08

Technic Gear 24 Tooth Clutch with Dark Gray or Light Gray Center

White

$2.96

$2.96

1 x $2.96

$2.96

Technic Bush

Light Gray

$0.12

$2.92

24 x $0.12

$2.92

Technic Gear 12 Tooth Bevel

Light Gray

$0.69

$2.76

4 x $0.69

$2.76

Technic Axle Pin without Friction Ridges Lengthwise

Light Gray

$0.23

$2.76

12 x $0.23

$2.76

Technic Steering Pulley Large

Light Gray

$2.62

$2.62

1 x $2.62

$2.62

Tyre 43 x 17

Black

$1.27

$2.54

2 x $1.27

$2.54

Technic Brick 1 x 12 [11 Pin Holes]

Blue

$0.62

$2.49

4 x $0.62

$2.49

Technic Plate 2 x 8 [7 Holes]

Light Gray

$0.62

$2.49

4 x $0.62

$2.49

Technic Pin without Friction Ridges Lengthwise

Light Gray

$0.14

$2.43

18 x $0.14

$2.43

Hose, Pneumatic 4mm D. 20L / 16cm

Blue

$2.43

$2.43

1 x $2.43

$2.43

Technic Axle 3

Black

$1.12

$2.24

2 x $1.12

$2.24

Technic Cam

Light Gray

$1.10

$2.19

2 x $1.10

$2.19

Technic Gearbox 2 x 4 x 3 1/3

Trans-Clear

$1.92

$1.92

1 x $1.92

$1.92

Plate 1 x 2

Light Gray

$0.46

$1.84

4 x $0.46

$1.84

Technic Gear 24 Tooth Crown with Reinforcements [New Style]

Light Gray

$0.92

$1.84

2 x $0.92

$1.84

Technic Gear 24 Tooth [New Style with Single Axle Hole]

Light Gray

$0.88

$1.76

2 x $0.88

$1.76

Technic Gear Rack 1 x 4

Light Gray

$0.84

$1.68

2 x $0.84

$1.68

Plate 1 x 8

Light Gray

$0.42

$1.68

4 x $0.42

$1.68

Technic Gear Differential, 24 -16 Tooth with Clutch on Both Sides

Dark Gray

$1.61

$1.61

1 x $1.61

$1.61

Technic Bush 1/2 Smooth with Axle Hole Reduced

Light Gray

$0.12

$1.46

12 x $0.12

$1.46

Plate 1 x 10

Light Gray

$0.35

$1.41

4 x $0.35

$1.41

Brick 2 x 4

Blue

$0.18

$1.41

8 x $0.18

$1.41

Plate 1 x 4

Light Gray

$0.35

$1.41

4 x $0.35

$1.41

Motor Pulley, 9V Micromotor with axle hole

Light Gray

$0.70

$1.41

2 x $0.70

$1.41

Technic Plate 2 x 4 [3 Holes]

Light Gray

$0.18

$1.41

8 x $0.18

$1.41

Technic Axle Connector Ridged [with x Hole x Orientation]

Light Gray

$0.34

$1.35

4 x $0.34

$1.35

Technic Gear 8 Tooth

Light Gray

$0.38

$1.14

3 x $0.38

$1.14

Technic Worm Gear

Black

$0.57

$1.14

2 x $0.57

$1.14

Technic Pin 3/4

Dark Gray

$0.14

$1.08

8 x $0.14

$1.08

Technic Wedge Belt Wheel Tire

Black

$0.54

$1.08

2 x $0.54

$1.08

Plate 2 x 6

Light Gray

$0.49

$0.97

2 x $0.49

$0.97

Tyre Offset Tread 24 x 8

Black

$0.45

$0.89

2 x $0.45

$0.89

Technic Wedge Belt Wheel [aka Pulley]

Light Gray

$0.43

$0.87

2 x $0.43

$0.87

Plate 2 x 2

Light Gray

$0.38

$0.76

2 x $0.38

$0.76

Technic Axle 12

Black

$0.38

$0.76

2 x $0.38

$0.76

Technic Pin with Friction Ridges Lengthwise and Center Slots

Black

$0.03

$0.65

24 x $0.03

$0.65

Technic Pin 1/2

Light Gray

$0.16

$0.65

4 x $0.16

$0.65

Technic Brick 1 x 6 [5 Pin Holes]

Blue

$0.16

$0.65

4 x $0.16

$0.65

Technic Axle 10

Black

$0.31

$0.62

2 x $0.31

$0.62

Plate Special 1 x 2 with Door Rail

Light Gray

$0.15

$0.59

4 x $0.15

$0.59

Technic Beam 1 x 5 Thin

Light Gray

$0.28

$0.57

2 x $0.28

$0.57

Technic Gear 16 Tooth with Round Holes [Old Style]

Light Gray

$0.27

$0.54

2 x $0.27

$0.54

Technic Brick 1 x 2 [1 Pin Hole]

Blue

$0.05

$0.43

8 x $0.05

$0.43

Technic Brick 1 x 4 [3 Pin Holes]

Blue

$0.11

$0.43

4 x $0.11

$0.43

Technic Axle 8

Black

$0.19

$0.38

2 x $0.19

$0.38

Technic Beam 1 x 4 Thin with Stud Connector

Light Gray

$0.15

$0.30

2 x $0.15

$0.30

Plate 1 x 2

Yellow

$0.04

$0.28

7 x $0.04

$0.28

Tile 1 x 8 with Groove

Blue

$0.14

$0.27

2 x $0.14

$0.27

Tile 1 x 4 with Groove

Blue

$0.12

$0.24

2 x $0.12

$0.24

Technic Axle 2 Notched

Black

$0.05

$0.22

4 x $0.05

$0.22

Technic Axle 3 with Stud

Dark Gray

$0.09

$0.19

2 x $0.09

$0.19

Technic Axle 4

Black

$0.04

$0.16

4 x $0.04

$0.16

Tile 1 x 2 with Groove

Yellow

$0.08

$0.16

2 x $0.08

$0.16

Technic Axle 6

Black

$0.08

$0.16

2 x $0.08

$0.16

Brick Round 2 x 2 with Axle Hole

Yellow

$0.05

$0.11

2 x $0.05

$0.11

Missing pricing information on the following items.

	Color	Quantity
Technic Link 1 x 11	Blue	4
Technic Gear 12 Tooth Double Bevel	Green	2
Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening]	Green	2
Storage Bin, Dacta, Small	Red	1
Hose, Pneumatic 4mm D. 26.25L / 21cm	Light Gray	1
Storage / Sorting Tray, Dacta, 40 Compartment for Dacta Small Bin	Trans-Clear	1
Storage Bin Lid, Dacta, 19 x 24	Trans-Clear	1

Compare the value of buying Mechanical Engineering Set as a complete set versus the total value of all parts individually.

BrickLink
Condition	Timespan	Avg price	Items sold	Inventory value	Ratio
New	6 months	?	?	$307.92	?
Used	6 months	?	?	$0.00	?

Brick Owl
Condition	Timespan	Avg price	Inventory value	Ratio
New	Current	?	$707.84	?
	6 months	?	$403.19	?
	1 year	?	$410.06	?
Used	Current	?	$277.90	?

Combined 6 Month Sales Volume (New)
Total items sold	?

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