Suzuki 300 HP Four Stroke Outboard.

Tuesday, April 18 2006 @ 04:48 PM MDT

Contributed by: Admin

The Worlds Largest Four Stroke Outboard, Suzuki Marine has released the worlds first 300 HP Four Stroke Outboard motor and the reviews are terrific. Unleash this beast and you better have a very good hold of something nailed fast to the hull.

It was only a matter of time, we suppose. But we've recently learned that the 300 hp outboard is now a reality. There was a time not long ago that I would have doubted the existence of a four stroke outboard in this size would ever exist. Four strokes were large and heavy even in the 90 hp range, a 300 would require a boat the size of the Queen Mary to stay afloat.

But times have changed and the four stroke outboard is here to stay. Through the advanced engineering and mechanical and electronic innovations, manufactures have upped the ante to the point that current engineers refuse all limitations. Proving that "where there is a will, there is a way" Suzuki unleashes the mammoth of outboard muscle upon the boating world.

Today's Most Powerful Outboard Motor, 300 Mind Blowing Horsepower.

At the recent Miami International Boat Show, American Suzuki Marine introduced the world's first 300-hp, V-6, four-stroke outboard motor. In his short speech, Suzuki Marine's marketing director Larry Vandiver said, "This should leave no doubt about Suzuki's commitment to push the envelope in four-stroke outboard power and performance."

Available in both 25- and 30-inch shaft lengths, Suzuki's DF300 should elevate the company's reputation for super strong, high-end-of-the-power-band ratings, as ever-lengthening offshore fishing boats start supplying transoms for more big-block power. Who knows? Perhaps we'll even get away from triple-engine installations in lieu of a pair of 300s.

The DF300 carries over some of the proven technology found in Suzuki's previous models, as well as features new and unique. For example, from previous models, Suzuki has kept dual overhead camshaft and 32-valve powerhead, variable valve time, multipoint electronic fuel injection, gear-driven timing chain and California Air Resources Board Ultra-Low emissions rating. However, the company created an entirely new, sleeker lower unit to handle the increased horsepower's higher speeds, but retained the successful two-stage reduction gear that allows Suzuki to turn props with higher pitch than its other engines.

Another truly appreciated feature, electronic throttle and shift controls, makes rigging a boat easier and operating it like driving on a silk highway. This system affords you several other new advantages, too: Need that second control station? No problem, just plug in a single wire and off you go. You need only one key to control any number of engines, and the key can be inside the cabin or console if you wish. And should you opt for a triple-engine installation, you don't need triple-throttle/shift controls. Underway at speed, all three engines respond to a single throttle lever. At maneuvering speeds, the two outboard engines respond to two levers while the center engine idles in neutral. We've found this to be an excellent safety feature in addition to a convenience. When maneuvering in close quarters, we always have to look down to assure that we're moving the correct lever when using triple controls. Use of dual controls more closely corresponds to an autonomic function like your heart beating or lungs breathing. With twins, we can maneuver without thinking.

Suzuki 300 Four Stroke, Breathing Fire Into The Horsepower Race.

Suzuki Boat Motors and Accessories
Alive and thriving, outboard manufactures are pushing the envelope of sanity with larger and larger power plants capable of propelling our sport craft to the limits of rational agility. We Americans do have a thing about bigger is always better and in many ways this has some merit. More power means a power plant just doesn’t have to work nearly as hard to produce the same results. That being said, provided the throttle jockey can control the impulses to throw those levers to the firewall, running an outboard or any internal combustion engine at part throttle will produce greatly increased fuel economy and fewer mechanical repairs. Powering your boat to the maximum limit of the rated HP limit usually offers the most economical operation from an intelligent and mature operator. Now all we need is to find that person.

NOW BOYS, THROW THOSE THROTTLES FORWARD.

Suzuki has released the new 300's specifications. See Below for details.
For more information, contact Suzuki at 800-247-4704 or visit Suzuki Outboard Motors.

DF300 Specifications

Type:Four-Stroke DOHC 24 Valves
Model Number:DF300TZDF300T
Displacement:245.6 (4028)245.6 (4028)
Bore:3.81 (98)3.81 (98)
Stroke:3.46 (89)3.46 (89)
Horsepower:300.00300.00
Operating Range:5700-63005700-6300
Ignition:Solid State Direct IgnitionSolid State Direct Ignition
Fuel:UnleadedUnleaded
Oil Capacity:8.7 (8.2)8.7 (8.2)
Shaft Length:3030
Gear Ratio:2.08:12.08:1
Drive Train Protection:Spline Drive Rubber HubSpline Drive Rubber Hub
Prop Pitch Range:17 - 27.517 - 27.5
Weight:614604
Trim:Power trim and tiltPower trim and tilt
Steering:RemoteRemote

DF300 Features
  The DF300 is the first Suzuki outboard to utilize an electronic remote control. Compared to conventional cable systems, electronic control delivers quicker throttle response, especially in the low rpm range. This system also offers smooth and positive gear operation.
 At 300hp the DF300 has the largest power rating among 4-stroke outboards. Its 4.0 liter V6 24-valve engine offers the largest displacement in its class and delivers power and torque to spare.
 A newly developed streamlined gear case reduces resistance while the boat is underway and contributes to increased top speed.
 The DF300 meets CARB 3-Star Ultra-Low Emission standards—one of the strictest emission standards in the world.

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