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Smallest Engine(157)
Uses item details. Price when purchased online
SEMTO Engine ST-NF2 7.0cc Mini Inline Double-Cylinder Four-Stroke Air-Cooled Nitro Internal Combustion Engine Model Kit That Works, DIY Engine Model Gift for Hobbyists From $76.89
3 options
Available in additional 3 optionsFrom$7689
SEMTO Engine ST-NF2 7.0cc Mini Inline Double-Cylinder Four-Stroke Air-Cooled Nitro Internal Combustion Engine Model Kit That Works, DIY Engine Model Gift for Hobbyists
4 out of 5 stars
CCOCC V8 Combustion Engine Model Kit,Engine Replica Design Mini V8 Model Engine Kit,Premium Resin Craftsmanship Nordic Artistic Style V8 Engine Model Kit,Style2 $18.71
$1871
current price $18.71CCOCC V8 Combustion Engine Model Kit,Engine Replica Design Mini V8 Model Engine Kit,Premium Resin Craftsmanship Nordic Artistic Style V8 Engine Model Kit,Style2
ENGINEDIY Mini Engine Model That Runs, FS-L200AC Inline Double-Cylinder Four-Stroke Metal Engine Build Kit, Science Educational Kit for Tech Enthusiast From $186.99
2 options
Available in additional 2 optionsFrom$18699
ENGINEDIY Mini Engine Model That Runs, FS-L200AC Inline Double-Cylinder Four-Stroke Metal Engine Build Kit, Science Educational Kit for Tech Enthusiast
ENGINEDIY Mini Engine Model that Runs, 1/10 DIY DM115 Metal OHV Inline Four-cylinder Engine Model with Cooling System (450+PCS) $379.99
$37999
current price $379.99ENGINEDIY Mini Engine Model that Runs, 1/10 DIY DM115 Metal OHV Inline Four-cylinder Engine Model with Cooling System (450+PCS)
1:5 Scale Mini Gasoline Engine Model That Runs, V-twin 4-Stroke Motorcycle Internal Combustion Engine Model with Kickstart Display, Metal STEM Education & Desktop Collectible Gift for Hobbyists $489.99
$48999
current price $489.991:5 Scale Mini Gasoline Engine Model That Runs, V-twin 4-Stroke Motorcycle Internal Combustion Engine Model with Kickstart Display, Metal STEM Education & Desktop Collectible Gift for Hobbyists
89%-Gasoline V8 Small-Block Engine Model, V8 Engine Kit Gasoline, V8 Engine, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine From $13.00
From$1300
89%-Gasoline V8 Small-Block Engine Model, V8 Engine Kit Gasoline, V8 Engine, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine
1 out of 5 stars
Mini Engine Kit That Runs, 7.0cc Inline Double Cylinder 4-Stroke Air-Cooled Internal Combustion Engine Model, Metal DIY OTTO Motor STEM Experiment & Desktop Display for Adults (Starter Kit Included) From $205.99
From$20599
Mini Engine Kit That Runs, 7.0cc Inline Double Cylinder 4-Stroke Air-Cooled Internal Combustion Engine Model, Metal DIY OTTO Motor STEM Experiment & Desktop Display for Adults (Starter Kit Included)
5 out of 5 stars
BESTSKY 89%-Gasoline OHV V8 Small-Block Engine Model Kits,V8 Engine Kits,Build Your Own STEM V8 Model Engine for Adults,Mini V8 Model Engine Kit - Red $18.23
$1823
current price $18.23BESTSKY 89%-Gasoline OHV V8 Small-Block Engine Model Kits,V8 Engine Kits,Build Your Own STEM V8 Model Engine for Adults,Mini V8 Model Engine Kit - Red
Stirling Engine Kit, 2025 Mini Hot Steam Engine Model Building Kits, Single Cylinder Stirling Engine Electricity Generator Motor Model with LED Light, School Education Science Kits for Adults 18 $33.19 Was $39.49
Now$3319
current price Now $33.19, Was $39.49$39.49
Stirling Engine Kit, 2025 Mini Hot Steam Engine Model Building Kits, Single Cylinder Stirling Engine Electricity Generator Motor Model with LED Light, School Education Science Kits for Adults 18
4 out of 5 stars
BESTSKY 2026 New 89%-Gasoline Ohv V8 Small-Block Engine Model Kits, V8 Engine Kit Gasoline, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit (Blue) $18.77
$1877
current price $18.77BESTSKY 2026 New 89%-Gasoline Ohv V8 Small-Block Engine Model Kits, V8 Engine Kit Gasoline, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit (Blue)
BESTSKY 89%-Gasoline OHV V8 Small-Block Engine Model Kits,V8 Engine Kit Gasoline,Build Your Own STEM V8 Model Engine for Adults,Mini V8 Model Engine Kit (Blue) $19.70
$1970
current price $19.70BESTSKY 89%-Gasoline OHV V8 Small-Block Engine Model Kits,V8 Engine Kit Gasoline,Build Your Own STEM V8 Model Engine for Adults,Mini V8 Model Engine Kit (Blue)
1.1 out of 5 stars
Best seller Joycrown Mini V8 Engine Kits That Runs, Build Your Own V8 Engine Building Set with Motor and Battery, STEM Physical Science Educational Toy for Adults Kids Age 14+ (1123PCS) From $39.99
Best seller
From$3999
Joycrown Mini V8 Engine Kits That Runs, Build Your Own V8 Engine Building Set with Motor and Battery, STEM Physical Science Educational Toy for Adults Kids Age 14+ (1123PCS)
4.6 out of 5 stars
Mini Steam Turbine Engine, All-metal High Speed Turbine Model Science Set for Adults $53.99
$5399
current price $53.99Mini Steam Turbine Engine, All-metal High Speed Turbine Model Science Set for Adults
V8 Engine Model Kit, Mini Working Engine Building Set with Motor, Plastic Building Blocks for Adults, STEM Construction Toy, Mechanical Model Kit $45.98
$4598
current price $45.98V8 Engine Model Kit, Mini Working Engine Building Set with Motor, Plastic Building Blocks for Adults, STEM Construction Toy, Mechanical Model Kit
BESTSKY 2026 New V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine,4-Stroke 44Cc Water-Cooled 1/6(Black+Green) $35.49
$3549
current price $35.49BESTSKY 2026 New V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine,4-Stroke 44Cc Water-Cooled 1/6(Black+Green)
1.8 out of 5 stars
BESTSKY Engine Model Desktop Engine,4-Cylinder Car Engine Model Building Kit Adult DIY Engine Model Toy $17.18
$1718
current price $17.18BESTSKY Engine Model Desktop Engine,4-Cylinder Car Engine Model Building Kit Adult DIY Engine Model Toy
Chamoist Mini V8 Engine Kits,V8 Engine Building Set,V8 Engine Model Kit That Works,Mini V8 Model Engine Kit for Adults,Visible V8 Mini Engine Kit,Mini V8 Engine Model Toy for Display Building Project $33.37
$3337
current price $33.37Chamoist Mini V8 Engine Kits,V8 Engine Building Set,V8 Engine Model Kit That Works,Mini V8 Model Engine Kit for Adults,Visible V8 Mini Engine Kit,Mini V8 Engine Model Toy for Display Building Project
Mini V4 Steam Engine Model with Reverse Gearbox for Model Boats and Cars Metal Motor Educational DIY Project (No Boiler) From $121.88
From$12188
Mini V4 Steam Engine Model with Reverse Gearbox for Model Boats and Cars Metal Motor Educational DIY Project (No Boiler)
Mini α-Type Stirling Engine Model, Opposed Hot Air Engine, External Combustion Physics Demonstration, Metal Mechanical Model Kit, Educational STEM Science Desk Display Gift for Teens & Adults
6 options
Available in additional 6 optionsMini α-Type Stirling Engine Model, Opposed Hot Air Engine, External Combustion Physics Demonstration, Metal Mechanical Model Kit, Educational STEM Science Desk Display Gift for Teens & Adults
FEOLGEHLY Mini V8 Engine Kits That Runs, V8 Engine Model kit Build Your Own Visible Car Motor, Fully Assemblable V8 Engine Model Toy, Timing Chain and Crankshaft Pulley System for Adults $28.99 Was $38.77
Now$2899
current price Now $28.99, Was $38.77$38.77
FEOLGEHLY Mini V8 Engine Kits That Runs, V8 Engine Model kit Build Your Own Visible Car Motor, Fully Assemblable V8 Engine Model Toy, Timing Chain and Crankshaft Pulley System for Adults
5 out of 5 stars
BESTSKY V8 Engine Kit Gasoline, Ohv V8 Small-Block Engine Model Kits, Mini V8 Engine Kit That Runs on Gas, Build Your Own Mini Working V8 Engines for Adults (Yellow) $17.95
$1795
current price $17.95BESTSKY V8 Engine Kit Gasoline, Ohv V8 Small-Block Engine Model Kits, Mini V8 Engine Kit That Runs on Gas, Build Your Own Mini Working V8 Engines for Adults (Yellow)
1 out of 5 stars
M96 Mini Horizontal 4-Stroke Hit & Miss Gas Engine Model - 2.3CC Single-Cylinder Air-Cooled Internal Combustion Engine with Wood Base From $278.88
From$27888
M96 Mini Horizontal 4-Stroke Hit & Miss Gas Engine Model - 2.3CC Single-Cylinder Air-Cooled Internal Combustion Engine with Wood Base
DM122 Mini Metal Turbofan Engine Model Kit That Works, 170+ Parts 1:14 Scale 4.41H x 7L x 3W All-Metal Jet Engine Model with Transparent Cover, STEM Educational Assembly Kit, Desk Decoration Gift $120.00
$12000
current price $120.00DM122 Mini Metal Turbofan Engine Model Kit That Works, 170+ Parts 1:14 Scale 4.41H x 7L x 3W All-Metal Jet Engine Model with Transparent Cover, STEM Educational Assembly Kit, Desk Decoration Gift
Mini V4 Steam Engine Model, Metal 4-Cylinder Miniature Steam Power Engine without Boiler for DIY Model Ship Car Generator, Desktop Collectible Gift for Enthusiast $196.88
$19688
current price $196.88Mini V4 Steam Engine Model, Metal 4-Cylinder Miniature Steam Power Engine without Boiler for DIY Model Ship Car Generator, Desktop Collectible Gift for Enthusiast
Mini Hoglet 2.1CC Single-Cylinder Gasoline Engine Model - 4-Stroke Pedal Start, Metal Chain Drive, Desktop Display & Collector’s Gift for Enthusiasts
Mini Hoglet 2.1CC Single-Cylinder Gasoline Engine Model - 4-Stroke Pedal Start, Metal Chain Drive, Desktop Display & Collector’s Gift for Enthusiasts
Mini Horizontally Opposed Four-Cylinder Steam Engine Model with Gearbox - Complete Kit for Small Model Ships, Walschaerts Valve Gear Physics Educational Toy From $63.88
15 options
Available in additional 15 optionsFrom$6388
Mini Horizontally Opposed Four-Cylinder Steam Engine Model with Gearbox - Complete Kit for Small Model Ships, Walschaerts Valve Gear Physics Educational Toy
Hit and Miss Gasoline Engine Model, Mini Horizontal Air-Cooled 4-Stroke Single Cylinder Internal Combustion Engine with New Igniter, Brass Alloy Desktop Collectible Gift for Hobbyists $302.88
$30288
current price $302.88Hit and Miss Gasoline Engine Model, Mini Horizontal Air-Cooled 4-Stroke Single Cylinder Internal Combustion Engine with New Igniter, Brass Alloy Desktop Collectible Gift for Hobbyists
1/8 Scale 2.6cc Mini Single-Cylinder 4-Stroke Gas Engine Ready-to-Run w/ CDI Ignition, Evaporative Water Cooling, Belt Pulley Output. For Desktop Display & Mechanical Enthusiasts $527.99
$52799
current price $527.991/8 Scale 2.6cc Mini Single-Cylinder 4-Stroke Gas Engine Ready-to-Run w/ CDI Ignition, Evaporative Water Cooling, Belt Pulley Output. For Desktop Display & Mechanical Enthusiasts
GARDVORA 2026 New V8 Engine Kit Gas, Gasoline Ohv V8 Small Block Engine Model Kits, Mini V8 Engine Kits That Runs, 4 Stroke 44Cc Water Cooled 1/6, Build Your Own V8 Model Engine for Adults (Black) $26.08
$2608
current price $26.08GARDVORA 2026 New V8 Engine Kit Gas, Gasoline Ohv V8 Small Block Engine Model Kits, Mini V8 Engine Kits That Runs, 4 Stroke 44Cc Water Cooled 1/6, Build Your Own V8 Model Engine for Adults (Black)
Mini Steam Engine Model, Metal 4-Cylinder Steam Power Engine without Boiler for DIY Model Ship Car Generator, Desktop Collectible Gift for Enthusiast $202.99
$20299
current price $202.99Mini Steam Engine Model, Metal 4-Cylinder Steam Power Engine without Boiler for DIY Model Ship Car Generator, Desktop Collectible Gift for Enthusiast
89%-Gasoline Ohv V8 Small-Block Engine Model Kits, Cison V8 Engine Kit Gasoline, V8 Engine Kits, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit From $17.79
From$1779
89%-Gasoline Ohv V8 Small-Block Engine Model Kits, Cison V8 Engine Kit Gasoline, V8 Engine Kits, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit
1 out of 5 stars
Clearance Cison Engines 89% Gasoline Overhead V8 Small Engine Model Kit, Build Your Own Diy 8-Cylinder V8 Engine With Detailed Components, For S Teens 14+ Assembly & Collectible From $10.29
Clearance
From$1029
Cison Engines 89% Gasoline Overhead V8 Small Engine Model Kit, Build Your Own Diy 8-Cylinder V8 Engine With Detailed Components, For S Teens 14+ Assembly & Collectible
1 out of 5 stars
BESTSKY V8 Gasoline Engine Model Kit, 89% OHV Small Block Mini Motor, Build Your Own STEM Educational Toy for Adults, Hobbyist Mechanical Collectible Display $18.47
$1847
current price $18.47BESTSKY V8 Gasoline Engine Model Kit, 89% OHV Small Block Mini Motor, Build Your Own STEM Educational Toy for Adults, Hobbyist Mechanical Collectible Display
2 out of 5 stars
XIBUFE Cison V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine for Adults,4-Stroke 44Cc Water-Cooled 1/6(Yellow) $17.49
$1749
current price $17.49XIBUFE Cison V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine for Adults,4-Stroke 44Cc Water-Cooled 1/6(Yellow)
89%-Gasoline Ohv V8 Small-Block Engine Model Kits, Cison V8 Engine Kit Gasoline, V8 Engine Kits, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit(Orange)
89%-Gasoline Ohv V8 Small-Block Engine Model Kits, Cison V8 Engine Kit Gasoline, V8 Engine Kits, Build Your Own Stem V8 Model Engine for Adults, Mini V8 Model Engine Kit(Orange)
1.4 out of 5 stars
1/5 Scale 4.2CC Miniature V-Twin OHV Engine Model 4-Stroke Gasoline Motor with Air Cooling, Electronic Ignition, Wooden Base, Ready-to-Run for Display and CollectionBlack $952.99
$95299
current price $952.991/5 Scale 4.2CC Miniature V-Twin OHV Engine Model 4-Stroke Gasoline Motor with Air Cooling, Electronic Ignition, Wooden Base, Ready-to-Run for Display and CollectionBlack
BESTSKY V8 Engine Kit Gas,Gasoline OHV V8 Small Block Engine Model Kits,Mini V8 Engine Kits That Runs,4 Stroke 44cc Water Cooled 1/6,Build Your Own V8 Model Engine for Adults (Black) $18.30
$1830
current price $18.30BESTSKY V8 Engine Kit Gas,Gasoline OHV V8 Small Block Engine Model Kits,Mini V8 Engine Kits That Runs,4 Stroke 44cc Water Cooled 1/6,Build Your Own V8 Model Engine for Adults (Black)
Steam Engine Model Kit That Works, 1.6cc Mini Vertical OHV 4-Stroke Gasoline Engine, Retro Brass Motorcycle Engine Replica with Wooden Base for Physics Science Experiment Demonstration From $437.88
4 options
Available in additional 4 optionsFrom$43788
Steam Engine Model Kit That Works, 1.6cc Mini Vertical OHV 4-Stroke Gasoline Engine, Retro Brass Motorcycle Engine Replica with Wooden Base for Physics Science Experiment Demonstration
BESTSKY V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine,4-Stroke 44Cc Water-Cooled 1/6(Black+Green) $30.55
$3055
current price $30.55BESTSKY V8 Engine Kit Gas,Gasoline Ohv V8 Small-Block Engine Model Kits,Mini V8 Engine Kits That Runs,Build Your Own Stem V8 Model Engine,4-Stroke 44Cc Water-Cooled 1/6(Black+Green)
TECHING Mini Diesel Engine Model kit That Runs OHV 4-Cylinder Engine Mechanical Metal Assembly DIY Car Engine Model Kit 300+pcs DM-115 $340.00
$34000
current price $340.00TECHING Mini Diesel Engine Model kit That Runs OHV 4-Cylinder Engine Mechanical Metal Assembly DIY Car Engine Model Kit 300+pcs DM-115
3.7 out of 5 stars
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