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GM 350 or GM Crate 350

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Old 05-30-2002 | 12:22 AM
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TKD89RS's Avatar
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From: Bay Area, Ca
Car: 1995
Engine: 5.7
Transmission: T-56
GM 350 or GM Crate 350

i was goin to get the Crate engine from GM that had 330HP. but i dont have $2100 so i was thinking about the stock replacement 350. it has 250HP. this engine is only $1285. and if i change the cam and lifters while its out, i can gain a few more HP. what cam and lifters would be good for this engine. 250HP is a noticible difference from my stock 170HP right?

would any of u use this engine or have any of u. or should i just save more adn get the 350 HO.
Old 05-30-2002 | 12:38 AM
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you could get a 2 bolt 350 block and put vortecs on it and put a LT1 cam in for about $1500. But then the warranty is iffy. A L05 is about $1500 too.
Old 05-30-2002 | 12:50 AM
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yeah, but the gm goodwrench 350 is a 4 bolt and 250HP. then a cam and lifters is like $250-300. so total is around $1500. would that be more powerful than a L05.
Old 05-30-2002 | 05:47 PM
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teh big advantage of the 330hp motor is that it comes with vortec heads. you can take those heads a lot further than the plain stock replacements that coem on the cheaper motor. do an LT4 hot cam and 1.6 rockers to teh 330hp motor and scoggins dickey says it is a 420hp motor

later
tim
Old 05-30-2002 | 07:28 PM
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I wouldn't consider the $1295 350 because:

A) the heads are junk compared to Vortec heads
B) the cam is low on duration and lift
C) it has 8.5:1 compression because of the dish pistons
Old 05-30-2002 | 09:48 PM
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Car: 91 RS
Engine: 305
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Axle/Gears: 3.73
..............and I just checked last night for my son-in-law and they have gone up to almost $1500 at several sites. Ouch
Old 05-31-2002 | 01:54 AM
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From: Bay Area, Ca
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well i was gonna get vortec heads for my engine right now. so would those be able to go to the new engine.
Old 05-31-2002 | 02:17 AM
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From: Bay Area, Ca
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Engine: 5.7
Transmission: T-56
http://www.sdpc2000.com/ has TBI crate engines with 300 or 330 HP. does anyone know if these also need a intake, distributor, and TBI unit. the 330 says it comes with the vortec intake. so does the 300hp come with the regular intake?
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