Thread: 351c help
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Old 04-01-2016, 08:25 PM
wkooiman wkooiman is offline
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Location: Cooper City, FL
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Like Justin, I have also run a 351C for years in my Pantera.

I really like the 282S, but it isn't a dragster like idle. It is slightly rough with a nice solid lifter sewing machine sound. That was in a stock 351C, with only the 282S and an aluminum intake. In that tune, it was about the same speed as a C5 Corvette.

I currently have a 4" stroker crank (408), aluminum A3 heads, and 11:1 compression. I tried a 292S, but it sounded too aggressive. Maybe I'm getting old, but I only want to wake the neighbors, not the people in the next county. I switched to a smaller camshaft, and it is better, but it still sounds too aggressive.

One of the magazines did a Ford vs. Chevy test a few years ago. They pitted similar engines from each year to see how they compared. The Boss 351 and the '70 351CJ killed the 350 Chevys, and you know how everyone always says that the ports are too big? The 351C only made slightly less torque down low, so apparently the too-big-port issue isn't that big of a problem.

Granted, a smaller port is going to work better. All of the pro engine builders have proven that. I"m just saying that if you are running stock heads, don't worry about the 4V size. They're what makes the 351C great.

There is a rumor that if the "4" has a round dot next to it, then you have closed chamber heads, which is desirable. But the dot doesn't always mean closed chamber heads.

I would trust Brent, so please don't take my word over his. This is a hobby for me, so I'm just an amateur. I'm just giving you some data points on driving a 351C powered car as a daily driver.

Will.
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