Miniature Engineering Museum: Edwards Supercharged 2 Cylinder Airplane Engine by Forest Edwards, circa 1990s
Miniature Engineering Museum: Manx 250IL, 2 Cylinder, Inline, Model Airplane Engine, Designed and Built by Robert Hoskins, TN, 1979
Miniature Engineering Museum: 2 Cylinder 4 Cycle KING T85, Air Cooled Inline Engine, by Stephen J. King, FL, 2005
Miniature Engineering Museum: Cox Engines Multi-Cylinder Designed and Built by John Swartzwelder, WA, 1975
Miniature Engineering Museum: Sorrel Two-Cylinder Water-Cooled Model Boat Engine designed and built by Col. James Sorrel, CA, 1960’s
Miniature Engineering Museum: John Nuovo Two Cylinder 120 Air-Cooled Model Aircraft Engine, CA 1980s
Miniature Engineering Museum: 2 Cylinder 4 Stroke Water-Cooled Boat Motor Designed and Built by Paul Bennett, CA, 1969
Miniature Engineering Museum: 2 Cylinder Opposed Aircraft Engine, Builder Unknown, Date Unknown
Miniature Engineering Museum: Wall Wizard Water Cooled, Built by Dick Pretel, CA
Miniature Engineering Museum: John Nuovo 2 Cylinder Two Cycle Model Aiplane Engine, CA,1985
Miniature Engineering Museum: Schroeder Twin Built by Andrew Coholic, Canada, 2001
Miniature Engineering Museum: 2 Cylinder Morton Airplane Engine by Dennis Fadden, Canada, 2005
Miniature Engineering Museum: Clarke Trolling Motor 1/3 Scale 2-Cylinder by Ted Maciag, 2002
Miniature Engineering Museum: Forest Edwards Supercharged 2 Cylinder Airplane Engine by Forest Edwards, circa 1990s
Miniature Engineering Museum: Handt Two Cylinder Inline, Four-Cycle SOHC,1980s
Miniature Engineering Museum: Flame Licker Twin, Designed and Built by Alphonse C. Vassallo, CA, 1968
Miniature Engineering Museum: Custom Airplane Engine 2 Cylinder Opposed Designed and Built by Alphonse C. Vassallo, CA, 1985
Miniature Engineering Museum: Stirling Cycle Engine - Vassallo 2-Cylinder Designed and Built by Alphonse C. Vassallo, CA, 1971
Miniature Engineering Museum: Jupiter 220, 2 Cylinder Opposed Model Airplane Engine Manufactured by Farger & Joosten, Germany, early 1980s
Miniature Engineering Museum: Kavan FK50 MKI, 2 Cylinder Opposed Model Airplane Engine by Franz Kavan, Germany, mid-1980s
Miniature Engineering Museum: Two Aces XA902 Manufactured by Bancroft and Martin, ME, 1966
Miniature Engineering Museum: 2 Cylinder Air Cooled Boat Engine by Col. James Sorrel, 1960s
Miniature Engineering Museum: OS FT 120 & FT 240 TWINS
Miniature Engineering Museum: Magnum 182 V Twin Airplane Engine
Miniature Engineering Museum: OPS Engines B20 Two Cylinder Model Racing Boat Engine, Manufactured by OPS Engines, Italy, 1973-1975
Miniature Engineering Museum: Cox .049 Twin Model Airplane Engine by Henry Parohl
Miniature Engineering Museum: Craftsman 10cc Inline Twin Prototype by Edgar T. Westbury, circa 1947