Where the jack plate comes in contact with the transom at the top, it usually presses against the Aluminum piece that covers the seam between the top cap and hull. The flat area on the very bottom of the hull/transom is the "pad" and when running at max performance and the right trim the only portion of the hull in the water is the pad. This product can help you adjust the distance between the engine and the transom, improve the performance and efficiency of your. #DIY #TRANSOM #OUTBOARDMOTORIn the last jon boat to bass boat build video i bought a 8 HP mercury outboard motor and in this video im building a transom plat. 8067) 4. Have a 1987 Grumman fisherman 14 and a 1988 Johnson 9. Raising the engine higher puts an extra strain on the transom, and the jack plate also causes the motor to be at an unsafe angle. Vance JPL4800 8'' Setback Adjustable Outboard Boat Jack Plate. It can be mounted on any boat transom using four ½” bolts (mounting hardware not included). Raising an engine on a jack plate will definitely increase your shallow running capability as well as the top end speed due to less drag. New to jets and will have one of two dealers power it up. The Mini Jacker™ allows mounting of long shaft motors to shorter shaft transom boats. Apr 4, 2012. To help find the correct setback for your boat, give us a call! 1-813-247-7040. 1 Year Unconditional Warranty against manufacturer defects. Constructed of strong 3/8" 6061 T6 alloy aluminum. . 9, I’m redoing the transom this weekend and was planing on building a jack plate to help the little motor all it can. Adjustable Manual Boat Jack Plate - High Grade Marine Aluminum - for up to 30hp Outboard Motors - by On The Fly Jack Plates. Marine T & H MARINE TSP-1. A permanent way to replace a transom is to use Schedule 40 square pipe stacked and welded. Not to measure boat speed, but to gauge the. Its solid cast black aluminum 1 piece design sets against a boat transom providing additional mounting space for difficult. JACK PLATE DIMENSIONS: • Height – 10 1/2”. 4'' Setback Small Jack Plate with Wooden Mounting Block. Max support 750HP 1500 lb. But for almost $1800, it better pick it up!All you have to do is just push the 2 connectors together once you have your relay harness hooked up to the battery and your new jack plate is working. The only value of a jackplate for a jet is to raise the motor sufficiently to align the intake with the top of the tunnel or bottom of the boat. Raising an outboard higher on the transom can reduce drag and raise top speed. $ 12788. They are durably built of high-quality aluminum and stainless steel. On low HP applications where the engine is not actually lifting a big planing hull out of the water, it's almost a non-issue. JACK PLATE. Integrated locking pins prevent the plate. Trailer Jacks and Jack Stands; Transom Savers; Trailer Brakes, Hubs and Axles; Trailer Fenders. - - - Updated - - -. Pre-drilled Hole pattern: 12 7/8 inches across the top two holes. Messages. #3. WEIGHT: 28lbs. Am I missing something? I am using the horsepower the boat is rated for and that has been on it for decades. Unordered list. Step 4: Time for Assembly. #3. +. Talked with two Jack plate co. Pretty sad if whoever rigged your boat didn't even put the big washers on those bolts. T-H Marine CMC High Speed Hydraulic Power-Lift Transom Jack - 5-1/2" Set Back. Shop Now. I always cut clearance into the jack plate so the jack plate doesn't crush the Aluminum and there for. Model # 17379736 Mfg # AHJ-4VHD-DP. Boat Covers and Hardware; Boats; Davits and Accessories; Inflatable Boat Parts;. The engine mounting surface is 11-1/2" wide x 10" high and features a vertical offset of 3". T-H Marine MJ1DP; Mini. You want the jetfoot to sit in the pressure wave . 00. FREE delivery Thu, Nov 16 on $35 of items shipped by Amazon. JACK PLATE. . Gazechimp Aluminum Transom Plate Outboard Mounting Engine Bracket for Inflatable Boat. $14. It was still sorta janky and put a bit more pressure on the transom than I would want myself. Made a template to put 1/4” starboard under the motor mounting brackets. 26. Lifts in 8 Seconds. The Bob's Machine Kick-Back Jac Plate, aka "Stump Jumper" provides a 45 degree tilt up (kick up) for motors up to 115 HP. Vance Machine MFG ;Aluminum. 99. TSP-1 transom Plate Aluminum Transom Support Plate Fit for Top Bolt Holes(3001. You still want to get a feel for the transom as over-compressing, even with the plates, could be damaging. 00. 2. Jack plate might help. When trimmed up to the "sweet spot" where engine RPMs are highest, it seems like there is fine line between that sweet spot and. 83 $ 174. Boat jack plate made of high strength polished Quality Aluminum, stainless steel fasteners for maximum strength and durability. H. This jack plate can lift up to two 300 HP outboard motors at the same time! Detwiler D3000 Hydraulic Jack Plate The D3000 is Detwiler's "Cadillac" of their jack plate line. HECASA Adjustable 4'' Outboard Boat Aluminum Jack Plate Tool Manual Silver Maximum 225 Horsepower. Cost 30% less than from a Dealer! Made of high strength polished Aircraft Quality Aluminum. 0 out of 5 stars 19. $22. #1. Overview. The brackets can be fixed and adjustable, but when it comes to adjustability, jack plates could be a better option. The Transom Elevator comes to your rescue. After a failed first attempt, I now have a great looking and working homemade jack plate. No matter what your boat requires, Wholesale Marine has you covered. I was thinking about building a power tilt/trim box that would allow the motor to move the way it needs to. Drain Plugs, Housings & Diaphragms. 50 inches of adjustable vertical movement. Weighs 20 lbs. 99 $ 25. Then figure the tiller and swinging the motor left and right. 9 hanging off the back right now. Atlas™ is an all-new HD design to meet the demands of today’s high-performance outboards. Specs. Transom jacks are used to adjust the motor higher out of the water for optimal shallow water performance. Menu Log in Register Forums. I have a long shaft 15hp Suzuki and a short transom Lund boat. Pre-drilled Hole pattern: 12 7/8 inches across the top two holes. Yes, the transom would have looked great with some fresh paint and TLC. 57 $ 9. It will be tiller driven with no console. Great For Shallow Water Boats – Gheenoes, jon boats and skiffs. Step 1: Removing the Old Rivets. If you’re already happy with engine performance- hole shot, top end, rpm at wide open throttle, then I’d just get the tilt/trim, save the money and be happy. Material: Aluminum; Package Size: 17. By Charles Plueddeman. or i have 2 pieces of 3/6 aluminum bent into a semi Z 3 inches on each bend, and 3. The addition of the CMC Manual Power-Lift Transom Jack Plate allows for better starts and getting the boat up and. 10/15. Re: Cutting down a transom to mount a short shaft outboard. My 2008 Grady Escape only has 190 hours and the boat was always kept in a high and dry but look at the galvanic corrosion most likely due to the contact of the motor with. Another application includes mounting the 5-inch vertical extension motor mount on a hydraulic jack plate to raise the motor higher on shallow-running boats that are equipped with tunnel extensions. Motor brackets & jack plates are commonly used to attach an outboard engine to a vessel, and these parts are available in different designs and sizes. Bottom bolts are filled with 5200 in holes washers etc and all wiped smooth with laquer thinner. Lowtide. Go (800) 209-9624 M-F 9-5 ET (800) 209-9624 M-F 9-5 ET. They are each intended to give some improvement in outboard motor performance vs. Boost Speed with Outboard Engine Height Adjustments. Also, aftermarket Tilt & Trims are installed by the thousands every year on aluminum boats. H. I'm using a mini-jacker with a short shaft 1983 25 hp Mariner on a 1971 Wards Sea King 1436 jon with a 16" transom. With the 4" set back I have the anti-ventilation plate about 2" above the bottom of the hull. Standard Series Jack Plates were designed to keep the least amount of weight on the transom. Re: Jack Plate help for an AL Bass Boat. Fit each bolt with a washer and locknut, and use a torque wrench to tighten to 90 foot-pounds, or the engine manufacturer’s. When you get to about a foot of setback, engine height is affected by about 1" or so, and the tendency to porpoise goes up exponentially. Get it as soon as Thursday, Sep 28. ECOTRIC 4'' Adjustable Set Back Jack Plate Outboard Boat Aluminum New Jack Plate Factory Style. The dealer reinstalled the motor with a 3/4 or 1 inch piece of starboard between the top of the transom and the clamps. - - - Updated - - -. Add To Cart. Set Back – 5 1/4” (total length from of transom side to the back of the motor slide) Motor Plate Height – 13 3/4”. Bob’s Machine Shop’s standard series jack plates have a proven track record. 10” jack plate is recommended for all engines 150 HP and above; Overall package length includes trailer and engine; All measurements are approximate; Photos may include. The mini-jacker™ stands off transom 4". Buy KUAFU Jack Plate Adjustable 8'' Outboard Boat Jack Plate Aluminum Manual Power-Lift: Outboard Motor Brackets - Amazon. Move onto 5200 everything. 2. I've been looking at my options and reading how several other folks on here removed the old transom and put a new one in that is taller, also how some folks used either a jack plate or. Mine always had big washers there, but I thought the transom plate. • Width (Transom Side) – 12 ½”. Considerations when choosing the correct adapter plate include the. Provides a template for drilling holes into a new transom. Attached to a transom, such a plate can move vertically, and you can affix it. 30 $ 146. Product Name. And it's expensive. $152. From $288. The plate is made for the massive and powerful V6 engines on the market. Looks like there is too much stress on the. $ 700. The Mini-Jacker mounts to boat transom with. The extension is constructed of extruded 6061-T6 aluminum alloy ½-inch-thick aluminum. The 18 was rated at 27 on a reasonably fast boat. Thread starter Rookie1719; Start date. 500 inches higher than the transom. $146. jack plates set the motor so far back that it robs performance. Double & Triple Engine Applications (6) 2 or 3 engines on your boat, here are the options for you! From reading the right spot for the caviation is level with the bottom to 1" higher. Made of high strength polished Aircraft Quality Aluminum. These spacers go between the transom and the engine’s mounting bracket or they can also be installed between the jack plate and engine. Panther 2 Set Back Plate/Spacer. in Boat Trailer Jacks. #4. 99. * Although our general guidance suggests 4” jack plates for boats under 18’ long, like small aluminum boats and duck boats, 4” jack plates can also be a great fit for the 17’, 18’, and 19’ inshore boats used. Add to Cart. 6" set back (Magnum) HDEX-60-HD-CM Max combined set back 12" 8" set back (Magnum) HDEX-80-HD-CM Max combined set back 15"Bob’s Machine Shop’s fixed setback brackets are made of 5/8’s inch thick, heavy-duty 6061 T6 aircraft-grade aluminum and can handle up to 550-hp engines. Not sure which size jack plate is right for your outboard engine? See full list on vancemfg. It is available in setbacks from 4" to 8" and can handle an outboard motor up to 625 lbs. I did my lake boat last year, using Mig and Argon gas. Currently the rear of the hull drafts over 6" with no one in it leaving very little transom freeboard once loaded. . Cast in high quality aluminum. 1. The only legitimate way to use a short shaft motor on a tall transom is to cut the transom down. 00. Eliminates bolts "biting" into transoms. This cast aluminum offset type jack plate is designed for clamp-on mount outboard motors up to 35 HP. #6. T-H Marine CMC ML-65 Manual Power-Lift Transom Jack Plate - 5-1/2" Set Back. You still will only be delivering 90 HP to the transom. 00. Some transoms are simply positioned upright or slantwise, based on the required structural system and dimension of the watercraft. Re: Cavitation Plate Height on a notched or step transom. Allison Boats: Roller Design Jack Plate. The CMC Hydraulic Transom Jack has a dependable. Danti TSP-1 transom Plate Aluminum Transom Support Plate Fit for Top Bolt Holes(3001. 65012. Outboard Jack Plates. While he’s a pretty good aluminum welder and the mount and transom was quite solid. OK, I have to move my motor up on the rear transom, I've done a bunch of searching on both this site and the internet. $19932. Ordered list. Without changing the engine’s mounting height. If the jackplate moves the intake very far away from the "clean", bubble-free water the motor will cavitate. $28. 5. #jackplate #bassboat #boatperformance #boattipLet John Crews explain to you how and why to adjust your jack plate height to maximize performance of your bass. The boat is equipped with a 1988 Johnson 28hp which sits on a jack plate mounted to the transom. I intend to use three thicknesses of 20mm/3/4" GRP and aluminium angle to raise the transom,which will give me the same thickness of transom. 00. Has a hull weight of 128 lbs, and a maximum weight capacity of 602 lbs. $146. T-H Marine TTC-1-DP Push Button Transom Trim Switch. The two piece, T-6 heat treated, 1/2" anodized aluminum bracket will work with even the most powerful main engines. Boats. The easiest way to gain performance and speed out of a padded boat is to install. The steering will have to be changed because the Evinrude setup is different with it being dated. It's currently setup with a hydrofoil and handles pretty decent, however I have had some issues with porpoising. Tightened down the upper transom bolts too. Manufacturer model #: PKB-T-4-0-U-BK. Kojem 4'' Back Jack Plate Adjustable Outboard Manual Power Lift Transom Aluminum Jack Plate Boat Motor Factory Style. Improves performance and handling of smaller or lighter boats. $ 17899. 26. We looked at the crowd and these are our top 10 picks for aluminum boats in 2023: 2023 Alumacraft Trophy 205. Jack Plate Plans Construction Notes. 6 out of 5 stars. Features. But they flat work. Speed is reasonable at 27 though the 25 was rated at 30-32 on a reasonably fast boat. • Width (Motor Side) – 13 ¼”. 26. that a manual jack plate is my best bet and I can get one for $100-150 for a motor that small. Joined Apr 29, 2009 Messages 1,651 Reaction score 1 Location Hagerstown MD. 3125 Quantity: 1. 51 $ 152. FREE delivery Thu, Nov 16 . When using a jack plate ona OB jet you want as close to zero offset as possible,,,, water needs feed the leading edge of the jet foot off the bottom of the boat to prevint water splash and drag off the foot of the jet pump,,,,, get the transom bracket built for a ob jet from Outboard Jets. com FREE DELIVERY possible. Adjusts easily by turning one stainless steel bolt. Depending on the motor setback, the force from the motor may be similar to the. The engine mounting surface is 11 1/2" wide x 10" high and features a vertical offset of 3". Overall Pick T. One swears by jack plate and the other warns against it. This transom jack has no welds or castings to break. 99 $ 139. I have a new 1750 Crestliner Fishhawk with a Yamaha F115 fourstroke. Aug 7, 2018. Offers 4 inches of adjustable Vertical movement. The bass boats that you see running jack plates often have transoms that are 4 inches thick and are braced in many different ways to spread the entire motor stress to the rest of the boats hull. 8067) 4. I just installed a jack plate on my Alumacraft which has a 20hp outboard; however, I could only get the 3/8 stainless bolts torqued to 22 Foot Pounds before the transom started bending inwards a little at the area of the bolts washer; my transom is hollow and has two . Re: jack plates/what is their purpose/. Compared to a hydraulic or manual jack plate, which require the fisherman to anticipate obstacles or depth change and change the height of the motor beforehand, an outboard breakaway plate is hinged to your boat in. Buy It Now. 30. Learn more from TH Marine about setback recommendations and the affects adding a jack plate to your boat. Ripr, Before even thinking about adding a jack plate to a boat, check with the boats manufacturing engineering department and see if the stern and transom of the boat is stressed and reinforced to be able to handle the forces from a jack plate. 9 out of 5 stars 28. 6” jack plate is recommended for all engines 150 HP and above;. Select the department you want to search in. View Details. Some will also use them on a hull/engine combination that just doesn't perform right. Danti TSP-1 transom Plate Aluminum Transom Support Plate Fit for Top Bolt Holes(3001. . PLEASE CONTACT US FOR STOCK INFORMATION. 1 Year Unconditional Warranty against manufacturer defects. proper setback. 51. 5" setback from transom, 5" of slot adjustment at motor mounting bracket, and 1. The engine mounting surface is 11 1/2" wide x 10" high and features a vertical offset of 3". I had a little galvanic action occur (just staining) as the the SS was in contact with the aluminum jack plate. JACK PLATE. RTTinBoats. Jack Plates are the perfect solution for long shaft engines with a short shaft transom! The engine side holes of the Jack Plate is drilled 1. Re: Transom replacement on my 12' Sears tinny. Offers 3. 3. CMC® Power Trim Relay (7122) 0. The outside of the transom at the deck joint (at bottom of jack plate)is straight. Instructions is included. 5 out of 5 stars 46. Jack Plates are the perfect solution for long shaft engines with a short shaft transom! The engine side holes of the Jack Plate is drilled 1. Get it as soon as Monday. 500 inches higher than the transom side. 65012. Quick buy. You possible could loosen the bolts holding. The 5" vertical extension allows the motor to be mounted 5 inches higher than the standard mounting height on the transom. It has the benefit of being adjustable, up and down. Danti TSP-1 transom Plate Aluminum Transom Support Plate Fit for Top Bolt Holes(3001. Was $179. They have the same industrial design and appearance as Bob’s Machine’s hydraulic jack plates to give an overall look and feel of consistency. Outboard Motor Bracket for Boat, 304 Stainless Steel Auxiliary Boat Motor Bracket Outboard Motor Support for 7. 5 to 20 HP 2 Stroke Motors. 8067) 4. Tilt and Trim Transom Clamp Adapter. What's new. 6 out of 5 stars 6. Evenly distribute loads on high. 4 inches of setback. Jack Plate Plans Construction Notes. 8067) :. May 8, 2010. Powder Coated Finish. As a manufacturer of jack plates, I can attest to the fact that many aluminum boat owners, and even aluminum boat builders do install jack plates - both manual and hydraulic jack plates. *Aluminum Transom:* micro Jacker* homemade jack plate? for a small motor you can do a transom elevator, which is 4 pieces of angle bolted to the transom, with a 2x6 on top of the transom. not sure how your motor is mounted but most motors can be raised and lowerd on the transon mounts. Boat Cabin Vents & Deck Plates; Boat Deck Hardware; Boat Trailer Jacks; Engine Hoists & Stands; Automotive Replacement Engine Parts; Automotive Replacement Engine Main Bolts & Studs;. The Bob's Machine Versa Jac Manual Jack Plate is made of high-quality aluminum and can be upgraded to hydraulic. Oct 11, 2014. The addition of the CMC Manual Power-Lift Transom Jack Plate allows for better starts and getting the boat up. Fit top bolt pattern of outboard. With this transom riser, you can drive a long-shaft outboard motor on an inflatable boat. Oct 15, 2017. BESTOOL Aluminum Boat Jack Plates 4'' for Outboard. Mine has stainless plating on both sides for the top inside and both top and bottom of the outside of the transom. • Set Back – 5. I want to raise it 5-6 inches so that it is level with the top of the stern of the boat. Atlas Hydraulic Jack Plate, 12". ECOTRIC 4'' Adjustable Set Back Jack Plate Outboard Boat Aluminum New Jack Plate Factory Style. The steering will have to be changed because the Evinrude. This elevator can also be used to raise the engine by 5 inches. I drilled 3 holes in one piece and 3 matching slots in the adjoining piece. I am considering a had jack plate, to allow me better show water, low speed and idling around for duck hunting. Dec 8, 2007. It's on a double wall aluminum transom, and the bolts are 1/2 inch diameter in 5/8 inch diameter holes. 71. I have peeled gel off trying the get plates off that were not prepped with 5200. 19. com. Single Adjusting Jack Plate. com FREE DELIVERY possible on eligible purchases Skip to main content. Inflatable Boat Adhesives & Solvents. Ships from and sold by Amazon. #4. The extension is constructed of extruded 6061-T6 aluminum alloy ½-inch-thick aluminum. Reaction score. . And since the stationary part of the jackplate will most likely be at the same height as the engine clamps were, there will not be an increase in twisting force on the top of the. Design: They are designed with various mounting holes and slots to accommodate different motor sizes, types, and configurations. Adjustable 4'' Outboard Boat Aluminum Jack Plate Tool Silver JPL4700 JPL5500. Made of high-strength polished aircraft-quality aluminum. We installed a 6-inch setback T-H Marine Z-Lock manual plate to the X18 and saw improvements across the board. 400 Maximum Horsepower. $139. Aug 6, 2015. Patent 4,482,330): Made of 6061In general you can start with your cavitation plate around 1. More Details. $115. May 29, 2005. $132. Lightweight. I'm having a hard time understanding the higher/lower part. Model # 15920994 Mfg # AHJ-12V-DP. Nothing critical I am not sure that the transom plate does anything more then keep your fiberglass from been "marred" by the clamping of the engine. ) If you are mounting a longshaft motor on a 15" transom, make the moving part of the the jackplate 5" longer than shown in the plans drawings. 01 $ 31. #1. Outboard Motor Bracket for Boat, 304 Stainless Steel Auxiliary Boat Motor Bracket Outboard Motor Support for 7. $ 19389. I always planned on using a jack plate but never though what kind of clearance issues I might run into. 84 Degrees of Trim and Tilt. $1,699. Move the engine into position. #6. What's new. The outboard jack plate is made of stainless steel fasteners for maximum strength and durability. Manual jack Plate is suitable for all engines under 225HP, offers 4in setback and 4in of adjustable Vertical movement. Select the department you. 5 out of 5 stars 33. Boat Transom Saver,. My 2008 Grady Escape only has 190 hours and the boat was always kept in a high and dry but look at the galvanic corrosion most likely due to the contact of the motor with aluminum bang plate. Single Adjusting Jack Plate. Adding these spacers is the simplest way of getting that extra couple m. WEIGHT: 23lbs. Save 5%. It is rated for a 10 HP motor, 3 persons, and 545 lbs total payload. plates to the bottom of the boat or the top of the tunnel (for tunneled hulls) back to the leading edge of the intake toe to reduce the amount of air. Offered in 4″, 6″, 8″, 10″, 12″ and 14″ setbacks, Bob’s Jack plates offer 1 piece design, unlike competitors that require. Feb 5, 2012. The jack plate is. View Details. . Skip to main content. The dealer reinstalled the motor with a 3/4 or 1 inch piece of starboard between the top of the transom and the clamps.