supercharger
Some well-liked superchargers in the F150 neighborhood are the ATI Procharger (Centrifugal) and Magnacharger (Roots-type). They can be purchased online for around $3500. Do a search on the internet.
JaxHarley: the guy that put the big block in his lightning threw a rod in the stock motor.. you'll have to buy a new block, rods, pistons, bearings, ect.. you can prolly use the upper intake w/ supercharger tho.. lol
$3500 is around the lower end for a complete kit. The Holley kit, depending on who you know, is upwards of $6g's. Take my advice and stray away from the centrifugal's, you will not be pleased.
Mike
Mike
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You should check out the "Superchargers" forum on this site. You will get alot of answers there. Post a question for Crash! and he will respond. He is a Vendor on this site and can greatly help you. He also has a website you can visit.....
Have fun!!!!!
Have fun!!!!!
What's this all about?
BlownHarleyFord I'm pretty much set on getting the ATI Procharger and have heard great things, especially from Crash and Skid. What do you mean when you say stay away from Centrifugal Superchargers?
In regards to centrifugals, I had a Vortech pushing 9 psi on my 99 Roush extended cab. The truck made great hp, but on the road--that's another story. You couldn't even tell that the SC was on until around 3000rpm's. I remember getting in the truck right after the SC had been installed; the anticipation was killing me!! Man, what a dissapointment! Now from 3000rpm's upward, the truck pulled really good. But the point of a SC on our heavy trucks is to get them moving off of the line--centrifugals don't do that. What did help was the installation of 4:10 gears. They got me into the boost much quicker. But that's another $600 parts and labor. If I had it to do over again, I would have definitely gone with the roots style SC. Guess that's the reason I bought my HD
I'm no supercharger expert but from what I could gather at my time here... Centrifugal type superchargers build more boost as the RPM rises. But our trucks tend to have several factors limiting top end. The 2 valve design for one thing, not to mention the sheer aerodynamics of pushing what amounts to a squarish box through air. And depending on your model, our trucks may not be entirely stable at very high speeds. Lowered and well-sprung models like Lightning is one thing, but other trucks with higher center of gravity could be entirely different story. Also, our factory tires are not rated for high speed as well...
Roots type blowers build boost right away, as soon as you stomp on the gas. It adds tremendous amount of low-end grunt, and gets the truck moving fast.
So centrifugals give you max boost where you may not be able to take full advantage of it, due to some limiting characteristics. Roots give you power right away where you can use it. This is very generalized. I think several tuners with centrifugals have achieved great results. But for the tuners, it was more of total package, the supercharger complementing other fairly extensive list of go-fast parts. If I had to pick one while keeping my truck's utility intact (and mod list low) I think I'd pick a roots type.
Roots type blowers build boost right away, as soon as you stomp on the gas. It adds tremendous amount of low-end grunt, and gets the truck moving fast.
So centrifugals give you max boost where you may not be able to take full advantage of it, due to some limiting characteristics. Roots give you power right away where you can use it. This is very generalized. I think several tuners with centrifugals have achieved great results. But for the tuners, it was more of total package, the supercharger complementing other fairly extensive list of go-fast parts. If I had to pick one while keeping my truck's utility intact (and mod list low) I think I'd pick a roots type.
Blowers
Yeah, Out#'d, that's a pretty good description. Centrifugal blowers give lots of HP at the high end of the RPM range - great for racing. Constant displacement blowers give you lots of HP @ torque across the RPM band, but maybe a little less on top. Like Out#'d said, more gears will certainly help a centrifugal. I'd think about a high stall converter also, with a centrifugal setup for the street.
Both setups have their pros and cons and there are lots of folks who will line up on each side. I personally like the CD blowers because of the big low / mid RPM power which works best for my street driving. That's also probably why all the OEM's use CD blowers - HD, Lightning, '03 Cobra, Pontiac GTP / Buick, Jaguar, etc. I recall a lot of turbocharged vehicles - Buick GN / GNX, Syclone / Typhoon, ~'84 SVO Mustang, T-Bird, Corvair, ~'62 Buick Skylark, etc, but the only centrifugals I can think of were '57 T-Bird and Avanti. Good luck.
Both setups have their pros and cons and there are lots of folks who will line up on each side. I personally like the CD blowers because of the big low / mid RPM power which works best for my street driving. That's also probably why all the OEM's use CD blowers - HD, Lightning, '03 Cobra, Pontiac GTP / Buick, Jaguar, etc. I recall a lot of turbocharged vehicles - Buick GN / GNX, Syclone / Typhoon, ~'84 SVO Mustang, T-Bird, Corvair, ~'62 Buick Skylark, etc, but the only centrifugals I can think of were '57 T-Bird and Avanti. Good luck.


