Answering the common search for small engine jack plates, these options extend the transom to improve engine height, performance, and handling on small boats. They are best for anglers, hobbyists, and boaters using aluminum boats, skiffs, inflatables, or dinghies with short shaft transoms. The top picks here focus on 4″ setback with up to 100mm adjustable height, cast aluminum construction, and easy mounting. The following selections prioritize reliability, ease of installation, and suitability for engines up to 35 HP.
| Product | Base Features | Best For |
|---|---|---|
| Camoo MJ-1-DP 4″ Jack Plate | 4″ setback, wooden mounting block included, up to 35 HP | Small skiffs and inflatable boats needing a simple, solid installation |
| VELCKING MJ-1-DP (Black) | 0–100 mm height adjust in 20 mm steps, rubber mounting blocks, stainless screws | Boats requiring precise engine height tuning and secure mounting |
| VELCKING MJ-1-DP (White) | 0–100 mm height adjust in 20 mm steps, rubber mounting blocks, stainless screws | Similar to black version; choose by color for visibility or fit |
| RUIANOMG MJ-1-DP | 4″ setback, cast aluminum, up to 35 HP, adds distance between engine and transom | Dinghies and small boats needing better hull clearance |
| MJ-1-DP Mini by Bzcovac | 4″ setback, 0–100 mm height adjust, cast aluminum, 6–35 HP compatibility | Small fishing boats and shallow-water skiffs |
Camoo MJ-1-DP 4″ Jack Plate
Designed for clamp-on outboard motors up to 35 HP, this cast aluminum offset jack plate extends 4″ off the transom. The wooden mounting block is pre-cut and grooved for a precise fit, promoting a firm and reliable installation. Best for skiffs, aluminum boats, and inflatables that need a simple, sturdy upgrade to motor height and waterflow. Best for buyers who want an all-in-one solution with a ready-to-install wooden block.
Best for: small boats that rely on a straightforward setup with a wooden mounting block included. This option is easier for DIYers seeking a reliable, fixed longshaft removal path without extra hardware compatibility concerns. Caution: ensure your transom and mounting surface accept wood block mounting and that the included block matches your transom thickness.
VELCKING MJ-1-DP Black Jack Plate
This jack plate offers adjustable engine height from 0 to 100 mm in 20 mm increments, with secure rubber pad mounting blocks and stainless steel screws. Built from heavy-duty hard steel alloy, it is designed to withstand vibration and boat wakes for long-lasting use. Best for boaters who want precise engine alignment and robust mounting hardware to endure rough water conditions.
Best for: owners who value precise height tuning and durable hardware. Choose this if you will frequently tweak engine height for performance or ride comfort. Caution: ensure compatibility with your specific engine clamp system and mounting crossmember.
VELCKING MJ-1-DP White Jack Plate
This white variant shares the same adjustable height range and secure mounting as the black version, with durable hard steel alloy construction. The color option helps with visibility and aesthetic matching on some vessels. Best for buyers who want a uniform look while retaining the same performance benefits of adjustable height and sturdy mounting. Caution: verify the color choice aligns with your boat’s interior or transom finish.
Best for: color-coordinated setups and those who prefer uniform hardware styling. Caution: color is cosmetic; ensure it doesn’t clash with other components on intake or trim surfaces.
RUIANOMG MJ-1-DP 4inch Setback
Offers a 4″ setback to increase hull and strut clearance, enabling long shaft engines on short shaft boats and improving engine protection in shallow areas. Constructed from cast aluminum with corrosion resistance for marine environments. Best for dinghies and inflatables needing added transom distance and better water flow for improved propulsion efficiency. Caution: ensure your transom can support the fixed 4″ setback and that long shaft engines will align properly with your propeller.
Best for: boats that frequently operate in shallow water with a need for better engine protection and hull clearance. Caution: check compatibility with your hull’s waterline and engine height limits.
MJ-1-DP Mini Jack Plate By Bzcovac
This 4″ setback jack plate is designed for outboard motors up to 35 HP, featuring cast aluminum construction with a mounting wood block. It optimizes motor height to reduce drag, improve propeller efficiency, and boost top speed. Best for Jon boats, shallow water skiffs, and inflatables seeking a straightforward height adjustment. Caution: ensure the wood mounting block compatibility with your transom and that the set-back aligns with your waterline requirements.
Best for: boaters seeking improved hydrodynamics and a simpler, compact jack plate option. Caution: verify availability of the pre-cut wood mounting block for your installation.
Buying Guide
What should I look for in a small engine jack plate?
Key factors include setback distance (usually 4 inches for these models), engine horsepower compatibility (up to 35 HP in these options), and height adjustability (0–100 mm in 20 mm increments). Choose a model with durable cast aluminum or steel alloy and secure mounting hardware to withstand marine conditions.
Which configuration is best for shallow-water boats?
Jack plates with greater setback and adjustable height help raise the engine out of shallow water, improving propeller efficiency and reducing cavitation. For very shallow chop, a 4″ setback with an adjustable height is typically effective.
Wood mounting blocks vs. hardware-only setups?
Wood mounting blocks offer a simple, ready-to-fit solution for quick installs, while hardware-only systems may provide more rigid mounting on certain transoms. Check compatibility with your transom construction and mounting method before purchasing.
How important is corrosion resistance?
Marine environments demand materials that resist saltwater corrosion. Cast aluminum and stainless steel hardware are common in these jack plates for long-lasting performance. Consider a corrosion-resistant finish for durability in saltwater use.
How do I choose between colors and finishes?
Color or finish often matters for visibility and aesthetics. Function should drive the choice first, but ensure the finish won’t clash with surrounding hardware or affect mounting fitment.
What installation considerations should I plan for?
Expect to align the engine height with the waterline and ensure the transom can support the added distance. Have the correct tools for mounting blocks, screws, and any included rubber pads. Assess whether you need additional hardware for securing the jack plate to your boat and engine.
Frequently Asked Questions
- Q: Do these jack plates fit all small outboard engines?
A: They are designed for engines up to 35 HP with clamp-on mounting systems; verify your engine model and transom compatibility before purchase. - Q: Is a wooden mounting block necessary?
A: Some models include a pre-cut wooden block for a quick fit; others rely on hardware mounts. Choose based on your mounting method and transom design. - Q: Will a 4″ setback affect steering or trim?
A: A 4″ setback often improves water flow and propeller efficiency, but verify your boat’s handling and trim characteristics after installation. - Q: Are these suitable for saltwater use?
A: Yes, many are made from corrosion-resistant cast aluminum with stainless hardware; rinse after use to extend life. - Q: How do I know which height adjustment I need?
A: Start with a neutral engine position and adjust in small increments (20 mm steps) to optimize height for planing and ventilation. - Q: Do I need professional installation?
A: If you’re confident with basic marine hardware installation, you can mount these plates yourself using the provided instructions; otherwise, seek marine technician assistance.