S&S Cycle 2017+ M8 Models 4.250in Bore x 4.5in Stroke 114 To 128 Big Bore Kit

S&S Cycle 2017+ M8 Models 4.250in Bore x 4.5in Stroke 114 To 128 Big Bore Kit

• Includes gaskets and hardware required for installation
• For closed course competition use only
• Bolt on kit. No Machining Required
• 114 to 128 in. big bore kit
• Available 114 M8 models
• 11:1 compression ratio
• With highlighted fins
• Forged pistons
• Wrinkle black