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PAC 1519 question

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Old Feb 13, 2012 | 06:44 PM
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01SOMZ28's Avatar
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Default PAC 1519 question

PAC1519:
- 1.290” Diameter Spring
- Nitrided Ovate Wire Spring
- 150# at 1.800” / 363# at 1.175”
- .650” Lift Capable

Would I be ok running these with my cam? Specs are 228/235 .614/.621
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Old Feb 14, 2012 | 12:18 AM
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PAC only list the 1519s for .625" max lift.
The PAC 1518s are also listed for .625" max lift, but in the comments section of 2012 catalog it says for up to .650" lift. (scroll down to pg 12 of pdf 2012 catalog under "LS Engine")
http://racingsprings.com/Multimedia/...talog_2012.pdf
http://www.racingsprings.com/Beehive_LS_Springs/sku/171

After reading the 1519 specs it looks to me that they would be good for .040" more lift than the 1518s.
IMO, I'd contact PAC to verify what the max lift is.

Last edited by 99Bluz28; Feb 14, 2012 at 12:29 AM.
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Old Feb 14, 2012 | 03:52 AM
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I just copied and pasted that from SpeedInc.
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Old Feb 14, 2012 | 04:02 AM
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Depends on the installed height. I found that the stock setup doesn't come in at 1.800" but closer to 1.765". Not sure what coil bind is on those springs but you should measure the installation height and proceed from there.
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