![An important objective of the Roberts Motor Company design was light weight, which was achieved through the extensive use of aluminum and magnesium alloys in the cylinders and crankcase, a hollow crankshaft, An important objective of the Roberts Motor Company design was light weight, which was achieved through the extensive use of aluminum and magnesium alloys in the cylinders and crankcase, a hollow crankshaft,](https://c8.alamy.com/comp/2GGBNRD/an-important-objective-of-the-roberts-motor-company-design-was-light-weight-which-was-achieved-through-the-extensive-use-of-aluminum-and-magnesium-alloys-in-the-cylinders-and-crankcase-a-hollow-crankshaft-and-two-stroke-cycle-operation-to-reduce-parts-count-between-1911-and-1912-roberts-engines-were-used-by-many-noted-exhibition-pilots-and-more-roberts-engines-were-said-to-be-built-than-by-hall-scott-and-curtiss-combined-this-engine-was-purchased-by-oscar-r-solbrig-of-davenport-iowa-to-power-the-curtiss-type-pusher-aircraft-he-built-in-1911-12-solbrig-who-had-received-aviation-tr-2GGBNRD.jpg)
An important objective of the Roberts Motor Company design was light weight, which was achieved through the extensive use of aluminum and magnesium alloys in the cylinders and crankcase, a hollow crankshaft,
Des Roberts Motor Cycle Performance - Motorcycle Parts & Accessories Retailers Unit 120 193 Southpine Rd, Brendale QLD 4500 | Yellow Pages®
![Tail Light Assembly Left Hand. All Except Panel Dodge Truck Plymouth Truck Fargo Truck 1928-1956 For 6 Volt Dodge Car 1928-1931 Tail Light Assembly Left Hand. All Except Panel Dodge Truck Plymouth Truck Fargo Truck 1928-1956 For 6 Volt Dodge Car 1928-1931](https://www.robertsmotorparts.com/images/thumbs/0001255_tail-light-assembly-left-hand-all-except-panel-dodge-truck-plymouth-truck-fargo-truck-1928-1956-for-_550.jpeg)
Tail Light Assembly Left Hand. All Except Panel Dodge Truck Plymouth Truck Fargo Truck 1928-1956 For 6 Volt Dodge Car 1928-1931
![Roberts Motor PartsAntique Dodge Truck Parts Antique Plymouth Parts Antique Dodge Parts 1948 Dodge trucks 1949 Dodge truck 1950 Dodge truck 1951 Dodge truck 1952 Dodge truck Roberts Motor Parts Old Dodge Roberts Motor PartsAntique Dodge Truck Parts Antique Plymouth Parts Antique Dodge Parts 1948 Dodge trucks 1949 Dodge truck 1950 Dodge truck 1951 Dodge truck 1952 Dodge truck Roberts Motor Parts Old Dodge](https://www.robertsmotorparts.com/images/uploaded/markf.jpg)
Roberts Motor PartsAntique Dodge Truck Parts Antique Plymouth Parts Antique Dodge Parts 1948 Dodge trucks 1949 Dodge truck 1950 Dodge truck 1951 Dodge truck 1952 Dodge truck Roberts Motor Parts Old Dodge
![Roberts Motor PartsAntique Dodge Truck Parts Antique Plymouth Parts Antique Dodge Parts heater control valve chrysler dodge plymouth desoto 1949 1950 1951 1952 1953 1954 1540547 Roberts Motor PartsAntique Dodge Truck Parts Antique Plymouth Parts Antique Dodge Parts heater control valve chrysler dodge plymouth desoto 1949 1950 1951 1952 1953 1954 1540547](https://www.robertsmotorparts.com/images/thumbs/0001621_heater-control-valve-1949-to-1954-chrysler-dodge-plymouth-desoto-1540547.jpeg)