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insite · 08-12-2008, 01:36 PM

i recommend either of the following:

5.3 front / 7.2 rear (300lb / 400lb) for medium stiffness

OR

7.2 front / 9.0 rear (400lb / 500lb) for firm stiffness

FYI, the 5.3/7.2 combo is closer to the PSS9 rates.

08-12-2008, 01:36 PM	#70
insite Registered User Join Date: Sep 2004 Location: Atlanta Posts: 1,820	i recommend either of the following: 5.3 front / 7.2 rear (300lb / 400lb) for medium stiffness OR 7.2 front / 9.0 rear (400lb / 500lb) for firm stiffness FYI, the 5.3/7.2 combo is closer to the PSS9 rates. __________________ insite '99 Boxster 3.4L Conversion http://i156.photobucket.com/albums/t...1/KMTGPR-1.jpg