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DjS71 · 06-20-2013, 06:59 AM

Cam, exhaust, maybe some head work and a tune. Outside of factory specs, you may or may not get another 185K out of it. Check out ls1truck.com & performancetrucks.net for a whole slew of other peoples trial and error.

06-20-2013, 06:59 AM	#2
DjS71 Registered User Join Date: Feb 2009 Location: Santa Rosa, CA Posts: 267	Re: 5.3 ? Cam, exhaust, maybe some head work and a tune. Outside of factory specs, you may or may not get another 185K out of it. Check out ls1truck.com & performancetrucks.net for a whole slew of other peoples trial and error. __________________ 1971 C10 Short/Fleet 307-2BBL/3OTT 1999 Silverado 2500 ECSB 6.0/4L80