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Old Jan 15, 2011 | 01:43 PM
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Old Jan 15, 2011 | 02:05 PM
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All LT1 vette's were 4 bolt main
i think all other LT1's were 2 bolt
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Old Jan 16, 2011 | 10:15 AM
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Originally Posted by ken4
Would a 1995 LT1 engine be a 4 bolt main bearing block and would the crank be forged?
LT1 is a 4-bolt block, but the crank is cast iron (as is the LT4 crank, tho undercut slightly.).

P.
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Old Jan 17, 2011 | 09:03 PM
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Originally Posted by tblt44
All LT1 vette's were 4 bolt main
i think all other LT1's were 2 bolt
All the research I've done suggests that only vettes had the 4 bolt main.
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