If you’re mounting an outboard on a jon boat, a reliable transom support or jack plate helps optimize engine height, balance weight, and protect the transom from stress. This guide covers five durable options suitable for jon and inflatable boats, with clear guidance on who benefits most, plus practical tradeoffs. The selected products aim to deliver solid load distribution, easy installation, and compatibility with common outboard setups.
| Product | Best For | Key Benefit |
|---|---|---|
| Outboard Motor Jack Plate, 4″ Setback Transom Aluminum Alloy Jack Plate | Small engines up to 35HP on jon/inflatable boats | 4″ setback for better balance and reduced bow rise |
| PUIOCO Adjustable Boat Transom Saver | Trailer use with engines up to 100HP | 5 adjustable points from 23″ to 35″ for versatile mounting |
| Camoo TSP-1 & TSP-2DP Transom Support Plates | Universal outboard mounting with multiple bolt patterns | Distributes engine load across transom |
| KAZINSKI Boat Transom Saver | Trailers, with composite head for 100 HP and under | Flexible mounting; durable, protected engine mounting |
| JY PERFORMANCE Adjustable Boat Transom Saver | Outboard motors up to 100 HP | Adjustable length for varied setups |
Outboard Motor Jack Plate, 4″ Setback Transom Aluminum Alloy Jack Plate
This jack plate is designed for small engines up to 35HP on jon or inflatable boats. It features lightweight aluminum construction that helps reduce transom load and resists corrosion in marine settings. The 4″ setback moves the engine away from the transom to improve balance and reduce water flow interference, which can translate to a smoother ride at higher speeds. The height is adjustable up to 7.09″ when the lower bracket is fixed, though actual lift depends on engine weight, boat speed, and water conditions.
Who this is best for: boat owners with light outboards who want better planing and reduced bow rise without major hardware changes. This option is well-suited for shallow-water conditions where stable handling matters.
Why selected: It directly addresses transom load, weight distribution, and water flow interference with a straightforward 4″ setback and a practical lift range. The aluminum build offers corrosion resistance for frequent saltwater or freshwater use.
Caution: Actual lifting height varies with engine weight and conditions; verify fit with your exact motor model and transom measurements.
PUIOCO Adjustable Boat Transom Saver
This transom saver is designed for trailer use and covers engines up to 100HP. It offers five adjustable points spanning 23″ to 35″ to accommodate a range of motor sizes and boat setups. The design supports the engine weight during transport and storage, reducing transom stress. The kit includes roller and trailer mounting brackets for flexible installation.
Who this is best for: boat owners who trailer frequently and need a flexible, length-adjustable transom support that can adapt to different engines and boat setups.
Why selected: The adjustable length and mounting versatility provide strong load distribution and protection for various trailer configurations.
Caution: Not intended for launching; remove before entering water to avoid unintentional damage or disengagement.
Camoo TSP-1 & TSP-2DP Transom Support Plates
The Camoo set includes two transom plates designed for top bolt holes (TSP-1) and lower bolt holes (TSP-2-DP), aligning with universal mounting patterns from major manufacturers. Each plate is 3/8″ thick and measures 15″ × 2″ for TSP-1 or 12″ × 2″ with 10 holes for TSP-2-DP. They distribute mounting stress across the transom and support heavier 4-stroke engines, extending transom longevity.
Who this is best for: boat owners seeking universal compatibility and extra transom reinforcement when using contemporary, heavier outboards.
Why selected: The two-plate kit covers top and lower bolt patterns, offering a modular approach to load distribution across the transom.
Caution: Ensure bolt hole alignment with your engine bracket pattern to avoid misfit.
Boat Transom Saver With Heavy-Duty Composite Head
This transom saver uses a heavy-duty composite head to hold the engine securely while protecting the transom from impact and stress. It is designed for trailers and supports engines up to 100 HP, spanning 23″ to 35″ in length. The setup includes flexible mounting options with roller and trailer brackets, and the composite head helps prevent scratches on the engine or transom.
Who this is best for: boaters needing durable, trailer-oriented transom protection that accommodates a range of engine weights up to 100 HP.
Why selected: Combines robust protection with adaptable mounting hardware for varied trailer configurations.
Caution: Must be removed before launching to avoid interference with water entry or engine tilt.
JY PERFORMANCE Adjustable Transom Saver
The JY PERFORMANCE transom saver adjusts from 23″ to 35″ and is designed for outboard motors up to 100 HP. It uses aluminum construction for strength and features a composite head for engine support. The design aims to optimize weight distribution when clearance is limited, offering durability for repeated trailer use and transport.
Who this is best for: boat owners with variable engine sizes who need a flexible, durable transom support for trailering and storage.
Why selected: The adjustable length accommodates different setups, enhancing stability and reducing transom stress.
Caution: Verify compatibility with your exact engine mounting pattern to ensure a secure fit.
Outboard Transom Reinforcement Backing Plate
This 0.2″ thick aluminum backing plate provides full-pattern reinforcement compatible with most outboard motors. It helps distribute stress across the transom and is designed to improve durability of fiberglass or wood-cored transoms under load. The universal design supports various mounting patterns and engines.
Who this is best for: boat owners seeking an additional reinforcement layer to extend transom life, especially with heavier engines or rough water.
Why selected: A reliable, corrosion-resistant option that strengthens mounting points and reduces localized stress around bolts.
Caution: Structural reinforcement should complement, not replace, proper mounting hardware and alignment.
Bememo Transom Reinforcement Plates (2 Pack)
The Bememo pair offers 0.2″ thick aluminum backing plates that distribute engine load across the transom for many outboard motors. The plates are corrosion resistant and designed for universal compatibility, helping protect fiberglass or wood transoms from puncture or stress under dynamic conditions.
Who this is best for: boaters seeking a budget-friendly two-pack reinforcement option for varied outboard installations.
Why selected: The two-plate pack provides redundancy and coverage, enhancing durability without specialized fitting.
Caution: Confirm your transom dimensions and hole patterns before purchase to ensure proper fit.
Buying Guide: Key Considerations For Jon Boat Transom Supports
- Engine size and weight: Choose a system that matches your outboard’s horsepower and weight to avoid overstressing the transom.
- Mounting pattern compatibility: Ensure the plates or saver kit align with your boat’s mounting holes and bolt patterns.
- Trailer vs. in-water use: Some devices are specifically for trailer use; remove before launching to prevent damage or interference with water entry.
- Material durability: Aluminum alloys offer corrosion resistance and lightness, which is ideal for salt or fresh water.
- Adjustability: Longer, adjustable savers or jack plates support multiple configurations as your boat setup evolves.
- Protection orientation: Look for components that distribute stress across the transom rather than concentrating it near a few bolts.
When selecting, weigh the need for extra reinforcement against potential installation complexity and the intended usage pattern (trailering, storage, or regular use on water). For jon boats with light engines, a lightweight jack plate with moderate setback may deliver the best balance of performance and simplicity. For heavier engines or frequent trailer use, an adjustable transom saver with versatile mounting options can provide superior protection and flexibility.
FAQ
- What is a transom saver used for on a jon boat? It provides support to the transom when mounting an outboard, distributing engine weight and reducing stress during transport and use.
- Do I need a jack plate for a small engine on a jon boat? A jack plate can improve balance and reduce bow rise for certain setups, but it is not always required for very light engines. Consider weight, setback needs, and installation space.
- Can transom reinforcement plates be used with all engines? Universal compatibility is common, but verify bolt patterns and hole alignments with your engine bracket.
- Is it safe to trailer with a transom saver installed? Many transom savers are designed for trailer use, but they should be removed before launching to avoid interference.
- What maintenance is needed for transom supports? Regularly inspect fasteners, bolts, and brackets for corrosion or wear; clean and lubricate moving parts as recommended by the manufacturer.
- How do I choose between a transom saver and a jack plate? If you need engine height adjustment and setback for performance, a jack plate is suitable. For protection and stabilization during transport, a transom saver is typically better.