DEFAULT: 10.5:1 Custom CP UNLESS you select a different Block Configuration in the pulldown.
No Core required!!
If you have higher power goals or are looking for something different from this block, feel free to contact us to get the correct built block for your application. All of our builds can be completely customized. All of our assembly is done in house in our clean room to ensure excellent quality control. Our Blocks are all bored/honed using torque plates. All tolerances are double checked and all parts are thoroughly cleaned and inspected prior to assembly.