Post Tagged with: "Camshafts"

cam swap ford 306
Tech Articles / Tech Projects / Videos & Galleries

Video: Measuring Power & Torque Gains From a Cam Swap in a 5.0L Ford

In today’s video, engine builder Richard Holdener is going to show you the dyno results of a previously modified 5.0L Ford engine before and after a cam swap (and unplanned […]

Cam Motion Camshaft for GM LS
Parts

Parts Bin: Cam Motion Camshafts for the GM LS

LS engine enthusiasts are all too familiar with the infamous “sewing machine” sound that can come with an aftermarket performance cam swap. Basically what happens is the new cam affects […]

Q&A

Mailbag: Building a Camshaft & Valvetrain Combo to Boost Bottom-End Performance

Q: I have a 1976 Toyota FJ-40 with a 350 small block from a 1973 Camaro. The engine has been rebuilt and is stock internally. The heads have a fresh […]

Q&A / Tech

Ask Away! with Jeff Smith: Choosing an Optimal Camshaft and Ignition Timing for Double Hump Heads

This is directed to Jeff Smith – great article on ignition timing.  I have a few questions.   My problem is I can’t seem to get the timing right with either the initial or […]

Ask Away! with Jeff Smith: How and Why Camshaft Manufacturers Grind Advance Into Camshafts
Q&A / Tech / Tech Articles

Ask Away! with Jeff Smith: How and Why Camshaft Manufacturers Grind Advance Into Camshafts

I’ve read something about camshafts that some cam companies grind advance into the camshaft. I thought that you could only advance the cam once it was installed in the engine? […]

Videos & Galleries

Video 101: An Introduction to Camshaft Profiles and Flat vs. Roller Tappets

“Roller lifters maintain better contact with cam lobes, allowing cam designers to create profiles with more midrange and top-end power than a flat-tappet cam with the same duration,” says two-time […]

Q&A / Tech

Mailbag: The 9 Things You Should Know Before Ordering a Camshaft

You’ve got questions. We’ve got answers—the Summit Racing tech department tackles your automotive-related conundrums. This week in our Mailbag, we’re discussing what you need to know when choosing a new camshaft. Q: I […]

Q&A / Tech

Ask Away! with Jeff Smith: How to Decode a COMP Cams Camshaft

I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. My buddy says it’s a mild cam that’s bigger than a stock […]

How Tos / Tech

Roller Derby: How to Break In a Roller Camshaft

By now, it’s common practice (or should be) to use break-in oil with ZDDP or a zinc additive for a flat-tappet camshaft. But what about roller cams? Any old oil will […]

Q&A / Tech

Mailbag: 8 Causes of Camshaft Failure and How To Prevent Them

The Summit Racing tech department tackles your automotive-related conundrums. This week, we’re discussing common causes of camshaft failure and what you can do to prevent it.  Q: What causes a camshaft to […]