Uncowled three-cylinder outboard powerhead with spark plug leads…

Rear view of an uncowled three-cylinder two-stroke outboard powerhead, showing the bare cast cylinder head with casting number 340999, six spark plug leads, three stacked ignition coils and a red rubber-booted connector on the left. A CD 3/6 ignition module marked 113-3748 is bolted to the right side, with the boat's blue cover and gunwale in the background.

AI caption January 2010 · Photo 27 of 443