Originally Posted by
John Taylor
Pictured here appears to be a class B Alky Harrison or Harrison/Anzani hybrid engined hydro at speed. The make of the hydro is unknown but it is a Region 10 USA Northwest raceboat. Close photo scrutiny of the engine shows the individual ignition coils clamped and mounted typically Harrison B block aluminum casting like right next to the sparkplugs. There are also 2 of the front mounted and spray shield covered Tillotson HL pumper carbs identified that were in addition to the block side mounted 3rd carb of this three carbed Harrison B class Alky engine.
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