Condition: Used -I have for sale a 4 bolt main L82/LT1 short block that was removed from a 1973 Corvette. This block is standard bore and retains its complete original rotating assembly including its original TRW forged pistons(GM part number 3991468). It is extremely clean and appears to have never been apart. All eight cylinder walls show very little wear and no noticeable ridge. This short b...