What Is a Cylinder Liner Puller & Why You Need One
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- Issue Time
- Sep 2,2025
Definition & Purpose
What Is a Cylinder Liner Puller & Why You Need One
A cylinder liner puller is a specialized tool for safely extracting cylinder liners from engine blocks, preserving block integrity and simplifying maintenance.
Purpose & Benefits
- Safe extraction: Removes liners without damaging the engine block, vital for maintenance efficiency. :contentReference[oaicite:0]{index=0}
- Fast & reliable: Quick setup and operation make it ideal for both professionals and DIY use. :contentReference[oaicite:1]{index=1}
- Universal fit: Accommodates wet and dry liners, covering diameters from 75 mm to 138 mm (3-7/8″ to 6-1/4″), such as the VEVOR and others. :contentReference[oaicite:2]{index=2}
- Low-profile design: Spring-loaded or compact configurations allow usage in confined spaces. :contentReference[oaicite:3]{index=3}
Real-World Examples
- Universal Spring-Loaded Pullers (e.g. OTC 5668): Impact wrench compatible, auto-adjusting, and fits multiple engine brands like Cummins and Cat. :contentReference[oaicite:4]{index=4}
- VEVOR Puller Sets: Durable 45# steel kits with interchangeable plates for 75–138 mm and full accessories. :contentReference[oaicite:5]{index=5}
- Vita Parts Pullers: Built for heavy-duty environments, balancing durability with ease of use. :contentReference[oaicite:6]{index=6}
Hydraulic Puller Mechanics
Hydraulic cylinder liner pullers let a single operator extract liners without lifting the engine block. Using a bottom flange, center rod, and hydraulic jack, they apply smooth upward force for efficient removal. :contentReference[oaicite:7]{index=7}
Why Choose DNT Tools?
DNT Tools (Ningbo, China) manufactures premium cylinder liner pullers with OEM/ODM customization. Our tools feature:
- Accurate OD/ID matching for specific engine needs
- High-grade steel and precision manufacturing
- Modular quick-change design for fast setups
- Global export services, private labeling, and kit solutions
Enhance your workshop’s efficiency and safety. Contact DNT Tools for tailored cylinder liner puller solutions today.
Learn About DNT Tools