Widetracker
08-03-2009, 05:33 PM
http://www.leftlanenews.com/gm-ups-silverado-sierra-highway-rating-to-22-mpg.html
Direct injection next please!
Direct injection next please!
Automotive News, Media & Press - 5.3 gets VVT!
View Full Version : 5.3 gets VVT!
Spoolin
08-04-2009, 05:25 AM
Bout time! :cool:
hefftone
08-06-2009, 02:40 AM
I second the Direct Injection.
Let there be BOOOST!
Let there be BOOOST!
97badass
08-06-2009, 09:05 AM
i dont see anything great about the vvt... i have it on my cobalt and all it does is constantly changes my timing. no performance with it. and its NOTHING like v-tac
Chadder
08-06-2009, 11:15 AM
VVT isn't really all that great without a change in cam profile.
texas94z
08-06-2009, 12:42 PM
Yeah, wheres the DI? Congrats GM!
WECIV
08-07-2009, 03:04 AM
Nice...now where is DI and VVT?
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Chadder
08-07-2009, 04:45 PM
VVT?
W
Right here, in this thread.
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Right here, in this thread.
WECIV
08-08-2009, 11:17 AM
I was referring to both technologies on the same Chevy small block.
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