Is this 460777 Chevy block high nickel content?

The 460777 Chevy block is known to have a high nickel content, which contributes to its durability and strength. High nickel content enhances the block's resistance to wear and thermal expansion, making it suitable for high-performance applications. However, specific details about nickel content can vary by production year and model, so it's advisable to verify the specifications for the particular block in question.