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questions about my engine

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Old Apr 24, 2003 | 06:36 PM
  #1  
duke a's Avatar
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Joined: Apr 2003
Posts: 70
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From: Philadelphia, MS
questions about my engine

i have the l98 5.7 in my gta. i was wondering what kind of pistons this engine has in it. are the hyperpathics or forged??? what style cam is in there???? what were the hp and tq #'s back then???? i know these are a lot of questions but i need help. oh and i tried the search button too.
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Old Apr 24, 2003 | 09:09 PM
  #2  
spartyon's Avatar
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Joined: Sep 2001
Posts: 2,308
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From: winthrop harbor, il & plymouth, il
Car: 1986 camaro
Engine: 383 sbc
Transmission: th-400
Axle/Gears: 4th Gen 10 bolt/Detroit TrueTrac 4.
i would assume stock piston are cast and the cam isnt too great.
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Old Apr 25, 2003 | 12:28 AM
  #3  
ME Leigh's Avatar
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Joined: Jan 2002
Posts: 3,852
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From: Valley of the Sun
Car: 82 Z28
Engine: Al LT1 headed LG4 305
Transmission: TH350
Axle/Gears: 3.73 posi with spacer
If stock you have cast pistons and a tiny hydraulic roller cam.
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