New Zealand. Aerotwin is the manufacturer of the engine designed by Pearson Motor Company. It is a 4-stroke 970 cc engine giving 65 hp.

"Aerotwin view"

"Another view of the Aerotwin"

-From appendix 6: USA/NZ. From Aerotwin. USA we have received a series of photographs of this interesting AT972 engine. With and without turbocharger.

-Or with forced ventilation. And direct drive or with possible reversible gearbox.

"With gear, without turbo"

"The same engine viewed from the other side"

"Side view with high gear"

"With ventilation without turbo"

"With ventilation and low gear"

"With turbocharger"

"Rear view with turbo"