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Working Model Engine Kit


Visible V8 Internal Combustion Ohc Engine Motor Working Model Haynes Kit Box New

$104.99


STEMNEX V8 Combustion OHC Engine Motor Working Visible Clear Sound Model Kit

$69.95


Haynes Visible Working V8 Engine Plastic Model Kit 42839 HYE42839

$71.99


Haynes Visible Working V8 Engine Plastic Model Kit

$69.95


Haynes 4 Cylinder Internal Combustion Engine Working Model Assembly Kit HM11

$54.95


Haynes Jet Engine | STEM Project| Build Your Own | Fully Working Model Kit

$69.95


New Smithsonian Motor-Works 4-Cylinder Engine Model Kit Skill Level. II

$51.96


Transparent V-8 Engine Model Kit Car Scale Working Motor Boys Children Plastic

$111.77


NIB vintage 1998 Popular Mechanics for kids motor build working model engine kit

$44.95


Visible V8 Internal Combustion Ohc Engine Motor Working Model Haynes Kit Box Set

$87.39


Haynes 4 Cylinder Internal Combustion Engine Working Model Assembly Kit HM11 New

$39.99


Popular Mechanics For Kids 1998 Motor Works Model Engine Kit 1998 NEW Vintage

$40.00


Edu Science Lab Jet-Works Model Engine Kit

$17.99


KIT - Gasoline Powered Flywheel Engine Model G Scale (1:24) - Non-Working

$7.95


NEW Smithsonian Motor Works 4-Cylinder Engine Model Kit Physical Science Age 8+

$38.75


HAYNES MODEL KIT WORKING INTERNAL COMBUSTION ENGINE,INCL IGNITION SOUND

$30.00


Smithsonian Motor Works Gas Engine Model Kit Educational Toy Children Kids Hobby

$21.98


Smithsonian Motor-Works Gas Engine Model Kit Skill Level II

$47.95


Smithsonian Motor Works 4-Cylinder Engine Model Kit Educational Toy Hobby

$11.98


Smithsonian Motor Works Engine Model Kit Educational Fun Toy Children Kids Hobby

$25.00


Stirling Engine Model Toy Kit - Conversion of Heat Energy to Mechanical Work

$55.69


Smithsonian Motor-Works Gas Engine Model Kit

$45.00


N Scale Model Power Bldg Kits 1546 Holland Iron Works & Minitrains Engine Shed

$19.99


NEW In Open-box Smithsonian Motor Works 4-Cylinder Engine Model Kit Educational

$18.99


VISIBLE V8 Internal Combustion OHC Engine Motor Working Model Haynes Kit Box DIY

$91.25


Smithsonian Motor-Works Gas Engine Model Kit Skill Level II New in Box

$31.47


Smithsonian Motor-Works Advanced Science Kit Build a Working Model 4-Cyl Engine

$29.00


Smithsonian Jet-Works Battery-Operated Jet Engine Model Kit

$18.99


Entex 1:38 1804 Trevithick Steam Locomotive Working Model Kit with Display Case!

$19.99


Smithsonian ~ Motor-Works ~ Gas Engine Model Kit ~ STEM ~ Skill Level II

$36.99


Edu Science Lab Jet Works (TM) Model Engine Kit NEW

$20.99


Smithsonian Motor-Works Gas Engine Model Kit Skill Level II 49013

$20.00


NEW Smithsonian Motor-Works Gas Engine Model Kit Skill Level II Motorswork

$35.00


Wheel Works Ford Tractor HO scale Micro Engineering model kit NIB

$35.00


PM Research EL-1 1/12 Scale Working Model 1890s ENGINE LATHE Unmachined Kit LNIB

$33.90


Visible V8 Internal Combustion OHC Engine Motor Working Model Haynes Kit Box New

$88.47