Table of Contents
What does a 3/4 race cam mean?
The original 3/4 race cams are the forerunners of today’s street-performance grinds. The term likely originated in the ’50s as the burgeoning hot-rod industry was modifying Ford Flatheads to drag race on airport runways and attempt top-speed runs on dry lake beds.
What does a race camshaft do?
The camshaft activates a cylinder’s intake and exhaust valves. One lobe will activate the intake valve, followed by a second lobe that activates the exhaust valve. As the shaft rotates, the valves will open and close in the appropriate timing.
What camshaft does Nascar use?
In a tech bulletin released by Ford Performance, it was announced that the M6007 camshaft has been approved by NASCAR for use during the 2019 season.
How much is a NASCAR V8 engine?
On average, a typical NASCAR engine costs around $100,000.
What is a “¾ race cam?
Occasionally the term “¾ race cam” pops up in conversation, usually with veteran hot rodders or nostalgia groups. Sometimes you’ll see it in print ads and online product listings. From a purely technical viewpoint it means little in the way of explaining a camshaft’s performance potential.
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What was the first 3/4 race camshaft grind?
Ford Flatheads were the beneficiaries of the first 3/4 race camshaft grinds. You have to remember that tooling up the master lobe that was necessary to regrind an existing camshaft core was quite involved.
What kind of camshaft does a Ford flathead have?
Ford Flatheads were the beneficiaries of the first 3/4 race camshaft grinds. You have to remember that tooling up the master lobe that was necessary to regrind an existing camshaft core was quite involved. For performance engine builders in the ‘50s and ‘60s, there were only a handful of camshafts for even the most popular engines.