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Seal Pusher - Lisle

Part #: 34840

The Lisle 34840 Seal Pusher is a specialized, professional-grade tool designed for the precise installation of fuel injector seals. As a crucial component of the Lisle 34850 Injector Seal Installer Kit, this tool ensures accurate and damage-free seating of PTFE seals onto various fuel injector types. It streamlines the often delicate process of injector seal replacement, making it an indispensable asset for automotive technicians.

Key Features

  • Precision Seal Installation: Engineered to guide and push new PTFE seals smoothly onto the injector tip, ensuring proper alignment and seating.
  • Integrated Kit Component: Essential part of the comprehensive Lisle 34850 Injector Seal Installer Kit, complementing other tools like seal stretchers and resizers for a complete seal service solution.
  • Damage Prevention: Helps minimize the risk of tearing or deforming new seals during installation, safeguarding the integrity of critical sealing surfaces.
  • Durable Construction: Built to withstand the demands of professional shop environments, offering reliable performance over extended use.
  • Professional-Grade Design: Facilitates efficient and accurate repairs, reducing rework and ensuring optimal injector performance.

Applications

The Lisle 34840 Seal Pusher is specifically utilized when servicing and replacing PTFE seals on a wide range of fuel injectors. It is compatible with Hitachi, Bosch, Continental, and Delphi single and double sealed fuel injectors commonly found in many Ford, GM, and Subaru engines. This includes applications on 2010 and later GM engines (including 1.4L, 1.5L, 2.0L, 2.4L, 2.5L, 3.0L, 3.6L, 4.3L, 5.3L, and 6.2L), 2014-2019 Subaru 2.0L & 2.4L turbo engines, and Ford ECO injectors from 2011 and newer. It is vital for maintaining the sealing integrity of direct injection systems, preventing fuel leaks and ensuring efficient engine operation.

Only 2 left in stock - order soon
List: $18.65 Save: $2.35

$16.30

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  • Model: 423959
  • Shipping Weight: 0.06lbs
  • UPC: 083045348405
  • Manufacturers Part #: 34840
  • Manufactured by: Lisle
  • Also Known As: LIS34840, LIS-34840

This product was added to our catalog on Tuesday 12 May, 2026.

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