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This engine was developed to be as efficient as possible. It may also be the most powerfull engine we offer.

It is available in 2 versions. With and without a gearbox set.

It was very popular with US-based universities and was used in the Chem e-car challenge, where it won several competitions powering various vehicles.

The product ships fully assembled and without instructions!

Engine type:inline
Operating principle:Pneumatic, driven by compressed air/gas (such as normal air mixture, CO2...)
Number of cylinders:4
Engine displacement:18.56 cm3 (1.13 cui)
Main bearings:5
Bore:2 studs (0.6")
Stroke:2 studs (0.6")
Crank throw:1 stud (0.3")
Crank type:Cross-plane crank with crank pins 90deg from each other
Valvetrain:2 valves, directly operated by conrods
Conrod length:6 studs (1.9")
Tubing diameter (inner/outer):3mm/5mm
Tubing type:Industrial strength, polyetilene
Tubing pressure rating:10 bar (145 psi)
Max measured rpm:1620 tpms @ 7.5 bar (108 psi)
Recommended operating pressure:8 bar (116 psi)
Max tested pressure:8 bar (116 psi)
Min operating pressure:0.3 bar (5 psi)
Length:15 studs / 120 mm (4.72")
Height:16 studs / 128 mm (5.03")
Width:8 studs / 64.8 mm (2.55")

Inline 4 CoKi engine

Price:149,00 €

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