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manimal · 01-23-2007, 12:16 AM

What heads are you using? you can upgrade to Z-28 springs and you'll be just fine with that set up.

01-23-2007, 12:16 AM	#4
manimal Registered User Join Date: Oct 2006 Location: Southern Kalifornia Posts: 3,066	Re: Can I reach 275HP & 340lb/ft with this setup? What heads are you using? you can upgrade to Z-28 springs and you'll be just fine with that set up.