300ZX NA vs TT Block Differences EXPLAINED! (Machine Shop Prep)

Today, we’re breaking down my spare NA VG30DE block and prepping it for the machine shop. While at it, I’ll compare it side by side with my old TT block to reveal the key differences between the two. Are NA and TT blocks really that different? You might be surprised! In most cases, swapping an NA block for a TT isn’t necessary-you can work with what you have. Watch to learn the crucial differences and what you need to know before building your 300ZX engine!
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