JP-4FAHD-DP - Th Marine Supplies Llc Huntsville TH Marine | Aztek Computers
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SKU: D3YU860JL5 |  Mfg. Part: JP-4FAHD-DP  | UPC: 733572081008  |  0 Reviews  |     Share

JP-4FAHD-DP - Th Marine Supplies Llc Huntsville TH Marine Hi-Jacker 4in 1/2in Thick Jack Plate For up to 300hp Outboard

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$286.17  $386.33
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Product Overview

TH Marine Hi-JackerTM Fixed Jack Plate 4 inch Heavy Duty

Model: JP-4FAHD-DP
  • Inexpensive Short Transom Fix
  • Solid Aluminum Extrusion
  • 3-Engine Mount Holes - 2-Transom Holes
  • Total Vertical of 5-1/2 Inches - 4 in Setback

This tough 1/2 thick aluminum bracket provides an inexpensive solution to mounting a long shaft outboard to a short transom. Also great as a fixed jack plate for all V6 outboards. Handles all outboards up to 300 hp. Three engine mounting holes and two transom mounting holes combined with a 3 in designed lift allows a total of 5 1/2 in of lift with a full four (4) inches of setback.

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Expert Overview

The TH Marine Hi-Jacker Jack Plate is a mount plate designed for outboard motors up to 300 horsepower. This component allows for vertical adjustment of an outboard engine, which can optimize boat performance by fine-tuning propeller depth relative to the hull. It is suitable for marine businesses or individual users requiring precise engine height control for various water conditions or load configurations. The jack plate measures 4 inches, with a 1/2 inch thickness, providing a robust mounting solution. The part number for this specific model is JP-4FAHD-DP. This product addresses the need for adjustable outboard mounting, which can contribute to improved fuel efficiency, speed, and handling characteristics by enabling users to quickly adapt to changing operational demands without re-rigging.

Product Details

  • Manufacturer:
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  • UPC:
  • Condition:
  • Weight:
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  • TH Marine Supplies LLC Huntsville
  • JP-4FAHD-DP
  • 733572081008
  • New
  • 18 lbs
  • 5 X 5 X 5
  • Today - Aug 27, 2026
  • Aug 26, 2026
Product Identifiers: Brand: Th Marine Supplies Llc Huntsville • Part #: JP-4FAHD-DP • UPC: 733572081008

Frequently Asked Questions

What is the primary function of the TH Marine Hi-Jacker Jack Plate?

The primary function of this jack plate is to allow for vertical adjustment of an outboard motor. This enables users to optimize the propeller depth for different operating conditions.

What is the maximum horsepower rating for this jack plate?

This TH Marine Hi-Jacker Jack Plate is designed to support outboard motors up to 300 horsepower.

What are the key dimensions of this jack plate?

The jack plate measures 4 inches and has a thickness of 1/2 inch. These dimensions refer to the plate itself, not the total range of adjustment.

Who is the manufacturer of this product?

This mount plate is manufactured by TH Marine Supplies LLC Huntsville.

JP-4FAHD-DP - Th Marine Supplies Llc Huntsville TH Marine Hi-Jacker 4in 1/2in Thick Jack Plate For up to 300hp Outboard

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Reviews for Th Marine Supplies Llc Huntsville JP-4FAHD-DP

$286.17