Granatelli
Granatelli HD Valve Spring Compressor – Heavy-Duty Engine Valve Spring Removal & Installation Tool - 540105
Granatelli HD Valve Spring Compressor – Heavy-Duty Engine Valve Spring Removal & Installation Tool - 540105
Part number: 540105
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HD Valve Spring Compressor by Granatelli. Key specs: finish Black Powder Coated. Springs are matched to the cam lift and rpm range, so they are often changed with a cam. Part number: 540105.
Key features
- The Granatelli Motor Sports 540105 HD Valve Spring Compressor is a professional-grade engine assembly tool designed to make valve spring removal and installation faster, easier and more controlled
- Valve Spring Replacement
- Engine Compatibility
Specifications
- Brand: Granatelli
- Part type: Valve spring set
- Part number: 540105
- Construction: Heavy-Duty Steel Construction
- Finish: Black Powder Coated
- Weight: 5.0 lbs
Fitment
Compatible with: Cylinder Head Off / Engine Assembly & Service
What it does
Weak springs let valves float, which costs power and can damage the engine. Using the correct part for your exact engine keeps oil pressure, sealing and timing where the engine was designed to run, and doing related parts at the same time saves taking it apart twice.
Installation & tips
- Check installed height and coil bind against the spec from the brand before you start the engine.
- Retainers and locks: Make sure they match the springs.
- Valve stem seals: Replace them while the springs are off.
- Put the new part next to the old one and compare the shape, mounting points and connections before you install it.
- Work on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.
FAQ
What is the part number of this HD valve spring compressor?
540105 (Granatelli). Compare it with the number on your old part or in your parts catalog.
What is the HD valve spring compressor made of?
The listing gives the material as heavy-Duty Steel Construction.
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
Before you order
- Compare part number 540105 with your original part.

Before you order: fitment and what to plan
Valve springs close the valves and keep them following the cam at high rpm.
Fitment notes
- Specs, lead time and warranty come from Granatelli and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentPlan the whole job
- Retainers and locks. Make sure they match the springs.
- Valve stem seals. Replace them while the springs are off.
More for your car: Valve Springs · All Valve Springs · Engine
Questions about valve springs
Will this fit my car?
Do I need new springs with a new cam?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.