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Floor Jack Replacement Parts Low Side Bigger & Smaller Pump Piston Plunger Kit, for 3 Ton Hydraulic with Dual Pump, Fit for Pittsburgh for Torin Big Red for Harbor Freight for Daytona for Arcan Engine

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$27.99

$ 12 .99 $12.99

In Stock

About this item

  • High Quality Material: The pump plunger, cylinder, spring, C-ring, and retainer are made of high quality material, ensuring outstanding wear and corrosion resistance. Two rubber sealing rings on the plunger enhance sealing performance for long-term use of the pump piston kit.
  • Replace a New Pump Plunger Kit: Over time, pump piston and plunger may wear and age from regular jack use, causing hydraulic oil leakage and reduced load-bearing capacity. Replacing it with a new pump piston plunger kit helps restore jack tightness, increase load capacity, extend service life, and enhance operating experience and safety.
  • Universal Compatibility: This piston kit fits all 3-ton hydraulic floor jacks with dual pumps, and is especially compatible with Torin Big-Red, for Harbor-Freight, for Daytona, for Pittsburgh, for Arcan hydraulic floor jacks. Replaces both the smaller and bigger piston on the lower side.
  • Low Side Smaller Size: Pump plunger measures 2.88" x 0.59" (with seals), and cylinder measures 2.64" x 1.06". Designed to replace the smaller of the two plungers at the low side. Capacity per stand: 3-1/2".
  • Low Side Bigger Size: Pump plunger measures 2.88" x 0.86" (with seals), and cylinder measures 2.59" x 1.19". Intended to replace the bigger of the two plungers at the low side. Package Contains: 2 Sets Jack Plunger Kit for Horizontal Double Pump.



Product Description

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[Material] This jack plunger kit horizontal double pump is constructed from sturdy metal material, ensuring durability and reliability for heavy-duty tasks.

[Feature] The Cylinder Piston Plunger Parts Seals are specifically engineered for horizontal jacks, providing smooth operation and a long service life. Equipped with a double oil seal, it delivers strong suction power for optimal performance.

[Easy to Install] The Car Jack Oil Pump is designed for high performance and easy installation, allowing for a direct replacement of old or broken parts.

[Versatile Use] This 3T 4T double pump horizontal jack oil pump body, universal wheel, universal joint oil cylinder, and small piston plunger accessories make it a highly adaptable tool for a wide range of applications.

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Easy Installation

Follow these simple steps for a hassle-free setup:

- Step 1: Begin by removing the old cylinder and installing the new one securely.

- Step 2: Insert the steel packing into the pump plunger, then fix it in place using the C-ring.

- Step 3: Apply grease to both the pump plunger and cylinder for smooth operation.

- Step 4: Sequentially insert the retainer, pump plunger, and spring into the cylinder to complete the replacement.

2

Mike E.
Reviewed in the United States on July 2, 2025
The quality of the product is good. That being said, none of the black sleeves fit into my jack. Only the small piston fit into my original sleeve. I have the 3 ton Harbor Freight high lift jack. Luckily for me it was the small piston that had gone bad in my jack and that's what I needed to fix it.
Sainterlin Ricardo
Reviewed in the United States on June 26, 2025
Good quality 100% recommend
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