Sterndrive bases

Available for single and twin engine applications, the Alpha One’s efficient hydrodynamic profile produces very little drag, which means better boat performance and fuel economy. Features like an integrated water pump and permanently ...

Extended-length torpedos reduce drag and a deeper skeg provides a large rudder area for excellent steering response at any speed. Refined and well-mannered with best-in-class shifting. Intended for single, twin, and triple applications ...

With a longer-length design and large-diameter shaft, Bravo Two® and Bravo Two X® accommodate up to 20-inch propellers. High thrust at low speeds. Quick planing. Improved fuel economy. Everything you need to get going - and get ...

Featuring dual counter-rotating propellers, the Bravo Three® gives you great steering control in the marina and incredible performance on open water. The extra blade on the propellers lets your boat plane-off at a lower speed for ...

... combining Konrad's proven, single propeller technology with strong shafts and gears, the 620B has set a new standard for stern drive durability. INTENDED FOR MILITARY, COMMERCIAL, MEDIUM DUTY, AND ...

The Konrad 660B is well know for fast performance driven applications, such as extreme government patrol and military intercept. The 660B is built to meet the demand for speed and precision. Designed for 7-15 meter (23-50 foot) vessels ...

The Konrad 680B has been engineered with the largest and strongest gears in the industry. The 680B is capable of carrying capacities up to 8.4 metric tons (over 18,500 lbs.) per drive. This drive operates with extreme efficiency in the ...

The Konrad 520 has been engineered with hard work in mind and has a number of benefits that set it apart from the other stern drives on the market: Oversized bearings Thicker walled casings ...

... thicker walled castings, robust gears, bearings and shafts. The 540 sterndrive gives you the ability to apply greater power levels, resulting in increased reliability. The Konrad 540 Sterndrive is manufactured ...

The Konrad 560 Twin Prop is designed for medium performance applications and engineered to reduce stress on the gears using dual propeller technology. The specially designed lower housing contains two, one piece stainless steel propeller ...

The Konrad Model 620 Stern Drive is considered the "workhorse" of the 600 Series fleet. This drive is engineered with the largest, strongest gears in the commercial, diesel sterndrive ...

The Konrad Model 660 Stern Drive is a performance driven drive designed to meet your demand for speed. The 660 outdrive is optimally designed for 7 - 15 meter (21 - 50 foot) vessels, with speeds up to ...

The Konrad Model 680 Stern Drive is engineered with the largest, strongest gears in the sterndrive industry. Konrad's 680 gives you efficient carrying capacities up to 7.7 metric tons ...

Volvo Penta Forward Drive V6‐240‐C FWD is a totally integrated package, powered by the 6‐cylinder, 4.3‐liter, freshwater‐cooled, direct‐injected gasoline engine with catalyst. Working together with the perfectly matched FWD uoprop drive, ...

TYPESterndrive ENGINE TYPE [MHP]150 - 370 REDUCTION RATIO (FWD/ASN)1.65/1.65 1.78/1.78 REDUCTION GEAR SYSTEMHydraulic actuated multi-friction disc clutch DRY WEIGHT [KG - LBS]112 kg [247 lbs]

Replaces most Mercruiser Sterndrives 205 HP from 1983-1990. Ships in two boxes. Comes with a 9-9/16 new style input yoke. Does not include Complete Install Kit or Anode Kit. Up to 300 HP (SEI does not warranty applications ...

Replaces most Mercruiser Sterndrives 165-205 HP and up from 1976-1990. Typically used on V6 engines and the large 3.7L Mercruiser inline 4 cylinder engine. Ships in two boxes. Comes with a 9-9/16 new style input yoke. Does ...

Ships in two boxes. Comes with a 9-9/16 new style input yoke. Ships in two boxes. Comes with a 9-9/16 new style input yoke. Does not include Complete Install Kit or Anode Kit. We are generally able to ship the following business day ...

We are generally able to ship the following business day however, during the summer there may be a delay. We will notify you by email of the current ship date. Replaces R, MR, Alpha One lowers from 1972-1990 Has 13 Spline Driveshaft The ...

Ships in two boxes. Does not Include Complete Install Kit or Anode Kit. Please see related items below. We are generally able to ship the following business day however, during the summer there may be a delay. We will notify you by ...

Ships in two boxes. Does not Include Complete Install Kit or Anode Kit. Please see related items below. We are generally able to ship the following business day however, during the summer there may be a delay. We will notify you by ...

Ships in two boxes. Does not Include Complete Install Kit or Anode Kit. Please see related items below. We are generally able to ship the following business day however, during the summer there may be a delay. We will notify you by ...

Ships in two boxes. Counter rotation unit, do not use for standard rotation. Ships in two boxes. Comes with a 9-9/16 new style input yoke. Does not include Complete Install Kit or Anode Kit. Please see related items below. We are ...

This item is to replace 1992 and up Bravo One's with the oil passage. It can be modified to backfit 1988-1991. This unit has side water intakes only. For dual water intakes see SE122. We are generally able to ship the following business ...

Replaces most Mercury 3&4 Cylinder 2-Stroke 1987 and newer 70-125 HP Also replaces most 75-115 HP 4-Stroke below Serial #OT801000. This unit will not replace a 3 jaw lower unit unless you also change the shift shaft in the midsection.