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-   -   Curious: cam regrinding a stock 350 LT-5 (http://zr1.net/forum/showthread.php?t=11420)

A1990 03-20-2010 02:15 PM

Re: Curious: cam regrinding a stock 350 LT-5
 
I believe that Pete has found the "sweet" spot of the 350ci LT5's. If you take a top end ported LT5 and add GVD ported heads and regrind cams to Pete's specs, you might not end up in the 450rwhp range.

As noted earlier, the amount of porting and size, plus value size, etc have changed a lot in the last few years. Most of the original Jeal schooled (old school) tuners were very conservative.

Pete has spend much time and $$$ to perfect his setup. I don't think there is anything "magic" about it. Just lots of time, effort, willingness to think outside the box and of course $$$.

My car's heads owe their design and performance to the Des Plaines boys.

Big tip of the hat to Pete for raising the bar. :cheers:

Hammer 03-20-2010 08:50 PM

Re: Curious: cam regrinding a stock 350 LT-5
 
OK, who are the Des Plaines boys?

Pete 03-21-2010 03:35 AM

Re: Curious: cam regrinding a stock 350 LT-5
 
Quote:

Originally Posted by Hammer (Post 85077)
OK, who are the Des Plaines boys?

Well i'm one of the boys :-D
The other is my buddy Al,now he goes by the name of "double four one":)
Watch out double oh seven


Pete

P.S.
Thanks Dennis that means alot to me i really appreciate it.
I'm about done researching have spend alot of time and money i was hoping to get my goal of 500 RWHP
i'm sure another set of cams might do it maybe in the future,i really doubt it,i've also learned to never say never.

Pete 03-21-2010 03:48 AM

Re: Curious: cam regrinding a stock 350 LT-5
 
Quote:

Originally Posted by jonszr1 (Post 85026)
my 90 at sacramento ran 11.70@122.51 mph with ported inj housings and plenum corey henderson porting and tune, fidanza flywheel and ceramic disc ,410 gears ,jeal headers ,3 in exhaust, with h pipe and 3 in super turbo mufflers, zf doc blueprinted tranny and shifter , and a very sticky new nitto nto5 tire that gave me a 1.51 60 ft. da that day was 220ft. what i need now is a set of petes ported heads . :thumbsup:


Brad i'm 99.9 percent sure Corey ported your intake to todays standards.

One other thing i have learned with the ZR-1 the better your 60ft higher the MPH,1.51 60ft is killer and the DA was not too shaby all are a big factor.

Heck most cars run 1-2MPH better at ATCO.

Pete

KGV 03-21-2010 05:43 AM

Re: Curious: cam regrinding a stock 350 LT-5
 
Does a cam regrind, to the specifications mentioned in this thread, impact the emissions? Every two years I need to get my car tested, and the emissions must be in a certain target for idle and mid-range rpm.

Ken

Sgreg 03-21-2010 08:21 AM

Re: Curious: cam regrinding a stock 350 LT-5
 
Quote:

Originally Posted by Hammer (Post 85077)
OK, who are the Des Plaines boys?

Who are these guys ???? Austin Coyle and the Chi Town hustler !! :mrgreen:


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