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Marine Engine Mounts & Jack Plates

SeaStar Solutions Rigging
CMC Jack Plates
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Boating Know How
Purpose of Jack Plates and Mounting Brackets

What is the purpose of Jack Plates and Mounting Brackets?

Jack plates are used to set the engine further back from the transom. Installing them takes the weight off the back of the boat. It stabilizes the boat so it can ... read more cut through the water more easily and allows the ability to adjust the height of the motor that allows for speed variation. There are certain kinds of hydraulic jack plates where the operator can adjust the height without having to turn the engine off and manually moving it up or down. Jack plates are a useful tool and a good investment for boaters who intend to preserve their engine life and save gas. Jack plates allow boaters to raise their engines in shallow water to avoid damaging the prop and any other engine parts that may be affected.

Hydraulic jack plates give boaters the ability to adjust the height of their engine with the touch of a button while still in the water. When using a hydraulic plate, you get the better hole shot and top end because you can adjust the motor while moving.

Manual jack plates come in one piece as well two piece designs. The operator has to be stopped to adjust the motor themselves. Manual jack plates have a tradeoff, either better hole shot or top end speed because you can only adjust it when it stops restarting at your current engine position.

Mounting brackets perform the same function as jack plates but are used for smaller auxiliary and trolling motors. They set the engine back at a fixed length.

Different Jack Plates and Mounts are made to accommodate a variation of speeds and weight loads as well as distances the boater wants to set his engine back as well.

iboats offer a variety of Jack plates and mounting brackets. We carry several different manufacturers both hydraulic and manual. You can determine which one is best for your boat depending on weight, distance desired from transom and mode of operation. You can look at plates and mounting options to determine the right fit for your engine. Start by going to “Boat Parts & Accessories” and then to “Controls and & Steering” and then to “Jack Plates.”

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marine jack plate

Marine Jack Plates by Detwiler (Video)

A presentation by Detwiler on the qualities of the Detwiler Marine Jack Plates. ... read more



Video Transcript

Detwiler Industries manufactures the most performance driven compact line of jack plates within the industry today. Due to the jacks patented revolutionary design, Detwiler jack plates provides ease of installation and years of trouble-free use. The Detwiler line of jack plates is recognized throughout the boating industry for their durability and their reliability in the harshest of marine environments. The Detwiler jack plate design features three patents on the unique tongue and groove design. The jack plates are assembled using the finest in marine grade stainless hardware and supported by solid 1 1/4 inch stainless steel guide rods. If that’s not enough, what really separates their jack plates from their competitors is the fact that their hydraulic jack plates use a self-contained pump cylinder that is actually mounted in the jack plate.

Installation is quick and easy. Simply mount the jack plate to the transom, the motor to the jack plate and you’re ready to go. There is no need to install, fill or bleed separates hydraulic lines or mount the pump reservoir in the boat. Service labor and shop time is drastically reduced plus with the jack plates sealed, self-contained pump cylinder it makes Detwiler jack plates environmentally friendly.

As an added bonus you recover more room in your transom or storage areas because you don’t have to mount the pump or a reservoir. I have my choice of three options to control exactly. The rocker switch OBD model or I can upgrade to the gauge return signal which is the OPT or the exclusive exact dial system, the OEZ.

Detwiler jack plates provides dependability and durability while offering load adjusting capabilities second to none. And as you can see from our demo boat, the enhanced performance is simply awesome due to our jack plates. Detwiler hydraulic jack plates come in 4, 6 and 8 inch setback. The plates also feature a full line of manual 4, 6, 8 and 10 inch jacks. All mechanical and hydraulic Detwiler jack plates are backed by a 3 year limited warranty. You can visit Seastar Solutions to learn more about each jack plate. Click here to browse our product line of jack plates.
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Mounting and Operating Instructions for Outboard Engine Mount Models

Here is a description and example of mounting and operating marine engine mounts - 71033, 71056, and 71039. ... read more This pdf is a thorough description of operating and installing three specific models of garelick engine mount brackets. It shows supporting imagery, examples, tips and steps to ensure your marine engine mount is installed correctly.

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