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If anyone has done it or has information I can use, let me know.
Honestly man the difference between a stock 5.3 and a stock 6.0 in your avalanche won't be a huge difference you can feel. Makes for a cool conversation piece or bragging rights.
This is coming from a guy who swapped a Ls1 with a Lq4 6.0 also.
If you are dead set with it though, you should find a junkyard LQ9 or Lq4 lower rotating assembly (meaning assembled bottom end, that only needs heads and accessories) for the most economical route. A crate motor works also! Reuse everything from your stock 5.3 on the new motor.
You would get more of a response if you posted up on http://www.performancetrucks.net/forums/
Where you stationed at now? What branch?
In my opinion you should keep the 5.3 and go with a Procharger or STS rear mount turbo. both you can install yourself and so long as you keep the boost in check your gas and power should improve. WAY more so than a time consuming engine swap.
http://www.youtube.com/watch?v=9CgiT...eature=related
Chicks dig Prochargers ;]
Going the route of a power adder had crossed my mind. But if you look at the cost of a unit, programming, and programming again, it makes more sense to go with a "all motor" set up rather than a something extra. Trust me, I know the cool factor of having a charger, turbo or spray is hard to match, but I need to keep this one as simple and reliable as possible. I don't have the time or place to do the work if something comes up.
I am active Army, pcs'ing to Stewart in a week. You?
I've had my share of power in the past.......
This is just one a a few that I built for myself over the years. This was pump gas, everyday driver. Lots of fun! (click on picture)
Last edited by Avarookie; Jul 19, 2011 at 08:40 AM.
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