Seller notes

GY6 K-BLOCK CYLINDER HEAD172cc / 180cc / 200cc FOR 61mm BORE / 57mm STUD SPACING **THIS IS FOR A K-BLOCK NOT A OR B-BLOCK** THE BACK 6mm BOLTS ARE IN A DIFFERENT LOCATIONSEE PHOTO #4 *MEASURE AND COMPARE BEFORE BUYING* COMBUSTION CHAMBER: 61MM CYLINDER STUD SPACING (DIAGONAL): 79MM OVERALL HEIGHT: 64MM (NOT INCLUDING VALVE SPRINGS) EXHAUST VALVE DIAMETER: 23MM INTAKE VALVE DIAMETER: 27MM EXHAUST PORT: 23MM INTAKE PORT: 24MM EXHAUST STUD SIZE: 8MM HAVE A QUESTION ABOUT YOUR BUILD? PLEASE EMAIL US...

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