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October 2026 cover of Power & Motoryacht magazine
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Cleaner and Greener Gallery

I consider myself an evolving environmentalist, although my wife has to occasionally remind me to recycle cardboard cereal boxes and defunct newspapers, and my nostalgia for old-fashioned boatyard fragrances like red-lead primer and tung-oil varnish continues unabated. While progress on the evolutionary has been slow though, it’s also been sure. For months now,
  • By Mike Smith
  • November 1, 2008
<p>While removing the old air cleaner I had to be careful not to tear the rather sticky underlying gasket.</p>

While removing the old air cleaner I had to be careful not to tear the rather sticky underlying gasket.

Because the Walker plenum’s thinner than the old cleaner, I had to substitute four shorter bolts.

The hose clamp that secures the tubular connector to the Walker Airsep unit is top-shelf.

That’s the vent cap (red) just a few inches from Walker’s negative-pressure-inducing vacuum regulator (black).

The plug that holds the check-valve fitting slides snugly into the oil-sump-access fitting on the engine’s side.

An aesthetically pleasing sight! Especially once the smudges are removed from the chrome dome.

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Mike Smith

  • Boats, Marine Engines, Photo Gallery

More Boats Marine Engines Photo Gallery

Side profile of a Grady-White 321 CE center console boat equipped with outriggers and dual Power-Poles on the water at sunset.

Grady-White 321 CE

Close-up view of polished mahogany wood trim and the chrome Riva emblem on a luxury speedboat deck.

Classico Moderno

White Scout 435 LXF luxury center console boat with quad outboard Mercury engines cruising past Jupiter Inlet Lighthouse.

Scout 435LXF Li-Ion

An aerial view of an Aquila 45 Sport power catamaran anchored near a shoreline at sunset, featuring blue hull LED accent lights, yellow underwater lights, twin Mercury outboards, and paddleboards secured to its hardtop roof rack.

Aquila 45 Sport

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