Double Trouble: LS Blower Cam Test
This might upset some LS specialists, but when it comes to blower cams, look no further than what the cam does in naturally aspirated trim. To put this theory to […]
Parts Bin: Wake-Up Your Gen. 3 Hemi Engine with a Pro Hemi Camshaft from Summit Racing
It’s no secret that we’re big fans of the Gen. 3 Hemi engine around here—specifically the Eagle and Apache series. So when someone tells us that there’s a nice lineup […]
Flat Tappet Rat Muscle: Summit Racing Muscle Car Camshafts for Big Block Chevy Engines
There was a time when big block Chevy engines with solid lifter camshafts clattered their way down the boulevards and highways of America. It was a time of big block […]
Intro to Camshaft Cores and Designing Cams to Make Horsepower (Video)
In today’s video, Mark Campbell at COMP Cams walks us through the four primary types of camshaft cores. Cam cores, or an unground lobe camshaft (UGL), are essentially unfinished camshafts, […]
Mailbag: The Difference Between Flat Tappet and Roller Camshafts
Q: What is the difference between a flat tappet and a roller camshaft? … A: Camshafts are classified by the type of lifter they use. The lobes on the cam […]
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 […]
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 […]
Mailbag: Building a Camshaft & Valvetrain Combo to Boost Bottom-End Performance in an SBC-Swapped Land Cruiser
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 […]
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
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? […]