C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

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Old Feb 17, 2002 | 11:26 PM
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Default lt block

hey i know what the main differences are in a lt1 and an lt4 but are ther any differences in the blocks? are they both two bolt or four bolt? also where can one find a crate engine block for either a lt1 or lt4 and for how much?


[Modified by 1996man, 3:36 AM 2/18/2002]
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Old Feb 18, 2002 | 12:50 AM
  #2  
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Default Re: lt block (1996man)

I beleive the blocks are the same... infact, I am rather confident in this.
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Old Feb 18, 2002 | 04:21 AM
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Default Re: lt block (bogus)

Yup They have the same replacement PN
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Old Feb 18, 2002 | 01:19 PM
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Default Re: lt block (ASRoff)

Yep, same block. Both are 4 bolt.
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Old Feb 18, 2002 | 01:38 PM
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Default Re: lt block (1996man)

Some LT1's in f-body's (and possibly impala SS's) were 2 bolt blocks, but like Glock said, all the 'vette LT blocks are 4-bolt.
Z28's also used 4-bolt blocks, but not sure what else.
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Old Feb 18, 2002 | 02:24 PM
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Default Re: lt block (MarkBychowski)

Some LT1's in f-body's (and possibly impala SS's) were 2 bolt blocks, but like Glock said, all the 'vette LT blocks are 4-bolt.
Z28's also used 4-bolt blocks, but not sure what else.
F-body blocks were all 2-bolt, the Z-28 is an f-body. Other than that they are the same.
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