2 photos
This is a scratch-built, 155cc, 4-stroke, water-cooled engine. The majority of this engine is built from upcycled beer cans.
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Block
11 photos
The engine block was bored and milled from a 5"x5"x5" block of aluminum.
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Crankshaft
17 photos
The crankshaft is made from 4140 steel.
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Cylinder
49 photos
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Cylinder Sleeve
7 photos
This cast iron sleeve was press fit into the cylinder as a wear surface for the cast iron piston rings.
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Piston
4 photos
The piston is made from beer can aluminum.
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Head
14 photos
The head is made from beer can aluminum. The valves, valve springs, and guides are from a Honda 50.
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Head Gasket
10 photos
The head gasket is made from .o25" copper sheet.
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Rockers
4 photos
The rocker tower is made from beer can aluminum and annodized. The rockers are made from .500" aluminum plate.
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Cam Housing
42 photos
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Cam Shaft
21 photos
53 photos in 3 sub-albums -
Lifters
10 photos
The lifters are made from cold-rolled steel.
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Gear Housing
3 photos
This cover fits over the 4" cam gear on the front of the cam housing. It is made from .500" aluminum plate.
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Gears
28 photos
The 2" crankshaft gear and 4" cam shaft gear are made from 1045 hot-rolled steel.
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Mandrel
5 photos
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Cooling
7 photos
The engine is water-cooled. The water pump, impeller, radiators, water manifold, and water collector are made from beer can aluminum.
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Radiators
3 photos
The radiators are made from beer can aluminum. Water flows into the top cap, down to the bottom cap, up through the center, and back down to exit from the bottom cap.
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Fan Shroud
3 photos
The shroud is made from galvanized steel.
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Fuel Tank
7 photos
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Ignition
4 photos
A rotor with an embedded magnet is turned by the cam shaft. The magnet passes over a hall effect sensor, cutting the ground to the coil and triggering the spark plug to fire.
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Breather
8 photos
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Flywheel
14 photos
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Base Plate
30 photos in 2 sub-albums
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Panel
9 photos
The panel is made from plate aluminum and centralizes all the electrical controls.