LT1-LT4 Modifications 1993-97 Gen II Small Block V8

all you 396 lt1 guys

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Old Jan 5, 2007 | 01:56 PM
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Default all you 396 lt1 guys

if there is anyone running a 396 lt1 motor out there, i would like to have some info if possible. because of the large stroke of the motor, how long can i expect the block to last if i only take it to the track about twice every year and only put about six thousand miles on it a year. the car is an A4 with all bolt ons 3.73s will have AFR 210 LT4 heads, built tranny, and Moser 12 Bolt. if you have one how long have you had it? thanks for any info!
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Old Jan 5, 2007 | 02:12 PM
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Ray@Nitrous Outlet
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I had my 396 built in 2003....have put ~12k miles on it, and 20-30 passes.

Still running strong.
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Old Jan 5, 2007 | 02:21 PM
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Have had mine to the track three times since getting back in Sep-06, 3 x 7 average track passes per visit to HRP...that's 21 passes & runs better everytime, LME does good work though. I expect to run it the entire 07 season Lord willing without issues and with the new Phase 2 setup presently in the works
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Old Jan 5, 2007 | 02:24 PM
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how much are you spraying ray@nitrous outlet? are you naturally aspirated brettinator, if so what is your 60 foot time?
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Old Jan 5, 2007 | 02:28 PM
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Originally Posted by slckstr96
how much are you spraying ray@nitrous outlet? are you naturally aspirated brettinator, if so what is your 60 foot time?
in my sig, n/a setup 1.56 60'
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Old Jan 5, 2007 | 03:25 PM
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Originally Posted by slckstr96
how much are you spraying ray@nitrous outlet? are you naturally aspirated brettinator, if so what is your 60 foot time?

Spraying 150 now, as soon as I add a dedicated I will be spraying 250+.

Mine runs low 11's NA w/high 1.5 60's
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Old Jan 5, 2007 | 03:35 PM
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A lot of people are worried about longevity on the 396, but in reality it will last just as long as a 383 or 355 with the right setup and maintance.

Tony.
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Old Jan 5, 2007 | 04:00 PM
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Originally Posted by Speed Density
A lot of people are worried about longevity on the 396, but in reality it will last just as long as a 383 or 355 with the right setup and maintance.

Tony.

Yep.....mine may not have that many track passes on it...but I have run ~10 bottles through it....most of the cars I ran into I didn't need the bottle

After almost 4 years I can't complain
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Old Jan 6, 2007 | 11:13 AM
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how long can i expect the block to last if i only take it to the track about twice every year and only put about six thousand miles on it a year.
how long it will last will depend on how its built. same thing with any other motor. the fact that it is a 396 rather than a 383 or 355 is basicly irrelevant.
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Old Jan 7, 2007 | 01:35 PM
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what kind of things should i do to the block to make it stronger. im planning on putting a 150-200 shot on it. so for the block is magnafluxed for cracks and shot peened. i have billet splayed 4-bolt mains for it also. does anyone make a valley girdle for lt1s. is this even necessary? also what kind of cams are you running on your 396s? im not going solid roller.thaks in advance. is this too big of a cam? Comp Cams 244/244 duration .600/.600 lift with 1.5s 110LSA
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Old Jan 7, 2007 | 01:42 PM
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i forgot to tell you that i will be running AFR 210 LT4 heads on the 396 as well
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Old Jan 7, 2007 | 07:26 PM
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40 or so passses and 6K miles here.
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Old Jan 7, 2007 | 07:52 PM
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do you guys have an aftermarket oil pan on your cars? if so what kind is it? i know on a 396 you have to pound out the stock oil pan, so i was wondering if some company makes a deeper "stroker" oil pan so i don't have to do this to my stocker.
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Old Jan 7, 2007 | 08:17 PM
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I built a 396 for my friends z and I did nothing to the oil pan. The only thing that was done for the increased stroke was a little clearncing(sp) on the block.
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Old Jan 7, 2007 | 08:18 PM
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Originally Posted by slckstr96
do you guys have an aftermarket oil pan on your cars? if so what kind is it? i know on a 396 you have to pound out the stock oil pan, so i was wondering if some company makes a deeper "stroker" oil pan so i don't have to do this to my stocker.
i believe that Canton makes one
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Old Jan 7, 2007 | 10:10 PM
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Yep, Canton and Stef's both make pre-clearanced pans... If you go with Stef's make sure you get the stroker notches option.

You'll need a oil pump pick-up to match the pan BTW.
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Old Jan 7, 2007 | 11:00 PM
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Ray@Nitrous Outlet
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I am running a 2 bolt block that was magnafluxed and drilled for splayed maincaps.

My cam is 246/254 .613/.590 112 hydraulic roller

Stock oil pan
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Old Jan 7, 2007 | 11:08 PM
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I had the Canton on mine.

Tony.
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Old Jan 8, 2007 | 01:32 PM
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what brand of cam is your cam ray@nitrous outlet? also i have been told that i would be better off to get a custom ground cam, is this true? also is a 110 LSA too much? will this not make enough vacuum?
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