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The cylinder boring machine is the next step in the process, and here Nu-Tek leaves about 3.5 to 4 thousands before going to the honing machine to finish off the cylinders. Different things are done here. Nick states that some customers already have a 0.030-over block, so they can just hone it 0.010 and use a 0.040-over piston. They wouldn't actually bore it that minimal because the block would have to be perfectly centered, a problem when there is existing wear in the cylinders. The honing machine is far more accurate.
LT1 Stroked Crate Motor Specifications - Special Delivery

 The cylinder boring machine is the next step in the process, and here Nu-Tek leaves about 3.5 to 4 thousands before going to the honing machine to finish off the cylinders. Different things are done here. Nick states that some customers already have a 0.030-over block, so they can just hone it 0.010 and use a 0.040-over piston. They wouldn't actually bore it that minimal because the block would have to be perfectly centered, a problem when there is existing wear in the cylinders. The honing machine is far more accurate.  View Related Article

 

 

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