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

Parts

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

Price source:

Value of parts: $406.89
Pricing information known of 78/84 parts.

	Color	Quantity	Average price	Total	Value
Wire with Brick 2 x 2 x 2/3 Pair, 69L	Black	2	$36.15	$72.30	2 x $36.15 $72.30
Wire with Brick 2 x 2 x 2/3 Pair, 15L	Black	1	$34.17	$34.17	1 x $34.17 $34.17
Rubber Band Medium (Square Cross Section) Thin Cut	Black	9	$2.84	$25.52	9 x $2.84 $25.52
Battery Box, 9V 4 x 14 x 4 with Dark Gray Base [Complete Assembly]	Light Gray	1	$21.18	$21.18	1 x $21.18 $21.18
Motor, 9V Mini [Old Style]	Light Gray	1	$20.32	$20.32	1 x $20.32 $20.32
Pneumatic Pump 1 x 5.5	Yellow	2	$9.88	$19.77	2 x $9.88 $19.77
Technic Rubber Belt Medium [26mm ID] [Round Cross Section]	Blue	5	$3.87	$19.33	5 x $3.87 $19.33
Technic Rubber Belt Medium [24mm ID] [Round Cross Section]	Red	5	$3.44	$17.19	5 x $3.44 $17.19
Technic Gear Rack 1 x 14 with Holes	Light Gray	2	$7.73	$15.46	2 x $7.73 $15.46
String Cord Thin (0.5mm) 500cm	Black	1	$13.63	$13.63	1 x $13.63 $13.63
Pneumatic Cylinder 1 x 5 with 2 Inlets	Yellow	1	$12.42	$12.42	1 x $12.42 $12.42
Technic Rubber Belt Large [33mm ID] [Round Cross Section]	Yellow	5	$2.39	$11.97	5 x $2.39 $11.97
Pole Reverser / Polarity Switch with Center Part [Complete Assembly]	Light Gray	1	$8.84	$8.84	1 x $8.84 $8.84
Wheel with Split Axle hole	Yellow	10	$0.76	$7.62	10 x $0.76 $7.62
Technic Brick 1 x 16 [15 Pin Holes]	Blue	6	$1.23	$7.38	6 x $1.23 $7.38
Technic Gear 40 Tooth	Red	2	$3.14	$6.29	2 x $3.14 $6.29
Hose, Pneumatic 4mm D. 26.25L / 21cm	Black	1	$5.52	$5.52	1 x $5.52 $5.52
Technic Link 1 x 11	Blue	4	$1.27	$5.08	4 x $1.27 $5.08
Plate 6 x 8	Light Gray	1	$3.91	$3.91	1 x $3.91 $3.91
Technic Axle 5	Black	2	$1.79	$3.58	2 x $1.79 $3.58
Technic Gear 24 Tooth Clutch with Dark Gray or Light Gray Center	White	1	$3.21	$3.21	1 x $3.21 $3.21
Pneumatic Switch with Top Studs	Light Gray	1	$3.01	$3.01	1 x $3.01 $3.01
Technic Brick 1 x 8 [7 Pin Holes]	Blue	4	$0.75	$3.00	4 x $0.75 $3.00
Tyre 30 x 10.5 Offset Tread	Black	4	$0.74	$2.94	4 x $0.74 $2.94
Technic Axle Pin without Friction Ridges Lengthwise	Light Gray	12	$0.23	$2.73	12 x $0.23 $2.73
Technic Pin without Friction Ridges Lengthwise	Light Gray	18	$0.15	$2.65	18 x $0.15 $2.65
Technic Bush	Light Gray	24	$0.11	$2.57	24 x $0.11 $2.57
Technic Brick 1 x 12 [11 Pin Holes]	Blue	4	$0.63	$2.51	4 x $0.63 $2.51
Technic Gear 12 Tooth Bevel	Light Gray	4	$0.60	$2.41	4 x $0.60 $2.41
Hose, Pneumatic 4mm D. 20L / 16cm	Blue	1	$2.41	$2.41	1 x $2.41 $2.41
Tyre 43 x 17	Black	2	$1.11	$2.22	2 x $1.11 $2.22
Technic Axle 3	Black	2	$1.10	$2.19	2 x $1.10 $2.19
Technic Gear Rack 1 x 4	Light Gray	2	$1.03	$2.06	2 x $1.03 $2.06
Technic Gear 24 Tooth Crown with Reinforcements [New Style]	Light Gray	2	$1.00	$2.01	2 x $1.00 $2.01
Technic Cam	Light Gray	2	$0.99	$1.98	2 x $0.99 $1.98
Technic Gearbox 2 x 4 x 3 1/3	Trans-Clear	1	$1.93	$1.93	1 x $1.93 $1.93
Technic Plate 2 x 8 [7 Holes]	Light Gray	4	$0.47	$1.87	4 x $0.47 $1.87
Plate 1 x 2	Light Gray	4	$0.45	$1.82	4 x $0.45 $1.82
Technic Steering Pulley Large	Light Gray	1	$1.67	$1.67	1 x $1.67 $1.67
Technic Plate 2 x 4 [3 Holes]	Light Gray	8	$0.20	$1.60	8 x $0.20 $1.60
Plate 1 x 8	Light Gray	4	$0.40	$1.60	4 x $0.40 $1.60
Technic Bush 1/2 Smooth with Axle Hole Reduced	Light Gray	12	$0.13	$1.60	12 x $0.13 $1.60
Technic Gear 24 Tooth [New Style with Single Axle Hole]	Light Gray	2	$0.76	$1.52	2 x $0.76 $1.52
Technic Axle Connector Ridged [with x Hole x Orientation]	Light Gray	4	$0.37	$1.50	4 x $0.37 $1.50
Plate 1 x 4	Light Gray	4	$0.36	$1.44	4 x $0.36 $1.44
Brick 2 x 4	Blue	8	$0.17	$1.39	8 x $0.17 $1.39
Plate 1 x 10	Light Gray	4	$0.32	$1.28	4 x $0.32 $1.28
Technic Worm Gear	Black	2	$0.59	$1.18	2 x $0.59 $1.18
Technic Gear 8 Tooth	Light Gray	3	$0.39	$1.16	3 x $0.39 $1.16
Technic Gear Differential, 24 -16 Tooth with Clutch on Both Sides	Dark Gray	1	$1.10	$1.10	1 x $1.10 $1.10
Technic Pin 3/4	Dark Gray	8	$0.13	$1.07	8 x $0.13 $1.07
Technic Wedge Belt Wheel [aka Pulley]	Light Gray	2	$0.51	$1.02	2 x $0.51 $1.02
Technic Wedge Belt Wheel Tire	Black	2	$0.51	$1.02	2 x $0.51 $1.02
Plate 2 x 6	Light Gray	2	$0.47	$0.94	2 x $0.47 $0.94
Motor Pulley, 9V Micromotor with axle hole	Light Gray	2	$0.43	$0.86	2 x $0.43 $0.86
Tyre Offset Tread 24 x 8	Black	2	$0.41	$0.83	2 x $0.41 $0.83
Technic Axle 12	Black	2	$0.36	$0.72	2 x $0.36 $0.72
Plate 2 x 2	Light Gray	2	$0.32	$0.64	2 x $0.32 $0.64
Technic Beam 1 x 5 Thin	Light Gray	2	$0.32	$0.64	2 x $0.32 $0.64
Technic Brick 1 x 6 [5 Pin Holes]	Blue	4	$0.16	$0.64	4 x $0.16 $0.64
Plate Special 1 x 2 with Door Rail	Light Gray	4	$0.16	$0.64	4 x $0.16 $0.64
Technic Pin with Friction Ridges Lengthwise and Center Slots	Black	24	$0.03	$0.64	24 x $0.03 $0.64
Technic Pin 1/2 without Friction Ridges	Light Gray	4	$0.16	$0.64	4 x $0.16 $0.64
Technic Axle 10	Black	2	$0.29	$0.59	2 x $0.29 $0.59
Technic Gear 16 Tooth with Round Holes [Old Style]	Light Gray	2	$0.28	$0.56	2 x $0.28 $0.56
Technic Brick 1 x 2 [1 Pin Hole]	Blue	8	$0.05	$0.43	8 x $0.05 $0.43
Technic Brick 1 x 4 [3 Pin Holes]	Blue	4	$0.11	$0.43	4 x $0.11 $0.43
Technic Axle 8	Black	2	$0.19	$0.37	2 x $0.19 $0.37
Technic Beam 1 x 4 Thin with Stud Connector	Light Gray	2	$0.16	$0.32	2 x $0.16 $0.32
Plate 1 x 2	Yellow	7	$0.04	$0.28	7 x $0.04 $0.28
Tile 1 x 8 with Groove	Blue	2	$0.13	$0.27	2 x $0.13 $0.27
Technic Axle 3 with Stud	Dark Gray	2	$0.12	$0.24	2 x $0.12 $0.24
Tile 1 x 4 with Groove	Blue	2	$0.12	$0.24	2 x $0.12 $0.24
Technic Axle 2 Notched	Black	4	$0.05	$0.21	4 x $0.05 $0.21
Tile 1 x 2 with Groove	Yellow	2	$0.08	$0.16	2 x $0.08 $0.16
Technic Axle 6	Black	2	$0.08	$0.16	2 x $0.08 $0.16
Technic Axle 4	Black	4	$0.04	$0.16	4 x $0.04 $0.16
Brick Round 2 x 2 with Axle Hole	Yellow	2	$0.05	$0.11	2 x $0.05 $0.11

Missing pricing information on the following items.

	Color	Quantity
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 Lid, Dacta, 19 x 24	Trans-Clear	1
Storage / Sorting Tray, Dacta, 40 Compartment for Dacta Small Bin	Trans-Clear	1
Storage Bin, Dacta, Small	Red	1
Hose, Pneumatic 4mm D. 26.25L / 21cm	Light Gray	1

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

BrickLink

Ratio: what the parts sell for, over what the set sells for. Above 1× the parts are worth more than the set.

New · 6 months ?

Set ? · parts $310.81

Used · 6 months ?

Set ? · parts $168.95

Brick Owl

New · Current ?

Set ? · parts $748.05

New · 6 months ?

Set ? · parts $380.50

New · 1 year ?

Set ? · parts $406.89

Used · Current ?

Set ? · parts $243.55

Items sold, 6 months, new, both marketplaces ?

BrickLink
Condition	Timespan	Avg price	Items sold	Inventory value	Ratio
New	6 months	?	?	$310.81	?
Used	6 months	?	?	$168.95	?

Brick Owl
Condition	Timespan	Avg price	Inventory value	Ratio
New	Current	?	$748.05	?
	6 months	?	$380.50	?
	1 year	?	$406.89	?
Used	Current	?	$243.55	?

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

Find the cheapest offers for set 9665-1 from sellers on secondary marketplaces like Brick Owl and eBay. As an eBay Partner Network Affiliate and Brick Owl Affiliate, I earn from qualifying purchases.

Brick Owl and eBay marketplace offers.

BrickLink history of 0 sales with 0 total item quantity. Item condition: New.

Remove outliers

No sale history available.