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Old Apr 21, 2004 | 05:12 PM
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Default Radix Boost
How much boost should a 5.3 motor with the stock pulley be putting out on average? I did a search and couldn't find anything.
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Old Apr 21, 2004 | 05:15 PM
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Around 7psi with the 3.4" pulley. What size pulley do you have now?
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Old Apr 21, 2004 | 05:25 PM
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Old Apr 21, 2004 | 05:50 PM
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Originally Posted by Flyer
Around 7psi with the 3.4" pulley. What size pulley do you have now?
It's the one that came with the kit.
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Old Apr 21, 2004 | 05:56 PM
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Originally Posted by yeary01z71
It's the one that came with the kit.

Then it should be a 3.4 making about 7 psi
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Old Apr 21, 2004 | 06:13 PM
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It's engraved in the front of the pulley.
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Old Apr 21, 2004 | 08:43 PM
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Yeah, it's the 3.4. Thanks for the info.
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Old Apr 21, 2004 | 09:48 PM
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Do they make smaller pulleys for the radix yet ?
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Old Apr 21, 2004 | 09:51 PM
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Originally Posted by tooquick2beslo
Do they make smaller pulleys for the radix yet ?
Yeah, i've seen as small as 2.9" diameter from Nelson Performance.
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Old Apr 21, 2004 | 09:55 PM
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Originally Posted by tooquick2beslo
Do they make smaller pulleys for the radix yet ?

Oh yeah!

www.nelsonperformance.com

you can get a pulley and a PCM upgrade at the same stop.
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