Ask Away! with Jeff Smith: Not Enough Clearance Equals Bent Pushrods
I have a 355ci small block Chevy engine in my pickup. It has a set of those triple triangle Vortec heads, and I just added a bigger COMP Cams 268H […]
Picking the Best Valve Springs for Power & Durability
Building reliable horsepower takes matched parts, proper octane fuel, and ignition to light the fire. The focus is normally on induction, camshaft, valvetrain, and exhaust—all selected for the displacement and […]
The Great Adjusters: Tools for Setting Valve Spring Seat Pressure and Valve Lash
Wander into the pits at any big drag race event and you’ll find racers draped over an engine with the valve covers off inspecting the components, checking valve spring pressure, […]
SEMA 2022 Product Feature Video: Melling Reveals a Massive Array of Stock & Performance Valve Springs
This is the latest in a series of new and featured products that caught our eye at the 2022 SEMA Show. Click here to see all of our 2022 SEMA Show […]
Video: How to Choose the Right Valve Springs for Your Engine
For as important as they are, there can be some confusion when it’s time to choose the right valve springs for an engine. That’s probably because there are so many […]
Parts Bin: Summit Racing Pro LS Valve Springs Help Unleash Your Engine’s Full Potential
Valve springs tend to be the Rodney Dangerfield of engine performance. That is to say, their importance is often overlooked. The truth is though, upgrading your valve springs is a […]
Video: Tips to Removing Valve Springs While the Cylinder Heads are Still on the Engine
Replacing valve springs is absolutely one of those jobs where you need the right tools to do it properly. But beyond that, there is a technique involved and watching the […]
Mailbag: What is Valve Spring Coil Bind?
Q: What is valve spring coil bind? … A: Coil bind happens when the valve spring is fully compressed. The coils of the spring contact each other. This stops the […]
Ask Away! with Jeff Smith: Calculating Valve Spring Clearance for Existing Cam
I bought a set of TFS valve springs (PN 16918-16) for my Summit 8702 cam for an LS engine and I realized these springs are only good up to a […]
Parts Bin: Trick Flow Double Platinum LS Spring Packs
Looking for the ultimate set of dual springs for your LS engine build or cam swap? The Trick Flow TFS-2500286P (steel retainer) and the TFS-2500287P (titanium retainer) have arrived. These […]