S&S Cycle 910-0625 S&S Cycle 2017 M8 Touring 4.250in Bore x 4.375in Stroke 107 To 124 Big Bore Kit

S&S Cycle 2017 M8 Touring 4.250in Bore x 4.375in Stroke 107 To 124 Big Bore Kit

107 to 124" big bore kit

• We recommend using S&S Cycle Head Bolts for M8, part number 900-1006 for all big bore applications
• includes gaskets and hardware required for installation
• Bolt on kit. No Machining Required
• 11:1 compression ratio
• Wrinkle black finish
• Highlighted Fins
• Forged Pistons
• 4.250" bore

107" to 124" Kit, With Fin Highlight, Bore: 4.250, Stroke: 4.375, Black