This 74" Panhead cylinder and piston kit is bored and honed to 87.325mm with a stock compression of 8.5:1.

• Cylinders have original casting marks as on stock cylinders for this year group.
• Genuine Hastings rings included.
• Both cylinders are equipped with oil passages drilled through the wall to allow oil to return through the bore to the crank case.
• Pistons are pre-fit ready to run.
• Break in slowly first 500 miles.

*NOTE: All cast iron cylinders have same piston to wall clearance .0025 -.003.