S&S Cycle 136" Big Bore Cylinder Kit for M8 Engines - Black (Part #910-0849)

Upgrade your M8 engine with the S&S Cycle 136" Big Bore Cylinder Kit, designed for high-performance applications and reliable durability. This bolt-on kit features the largest possible cylinder bore without requiring machining of the crankcases, allowing for an easy and efficient upgrade process. The kit includes multi-layered steel (MLS) head gaskets and a cam cover badge, ensuring a secure seal and a polished appearance. Compatible with S&S stroker 4.625-inch flywheels, which are sold separately, this kit can increase engine displacement from 107 to 136 cubic inches, including options for 114 and 117-inch configurations. The design retains the original engine serial numbers and maintains stock engine height, preserving factory clearance and appearance. Made in the USA with high-quality materials, this kit delivers enhanced power while ensuring reliability and ease of installation. Whether you're aiming for increased horsepower or improved torque, this big bore kit is an excellent choice for M8 engine enthusiasts seeking performance upgrades without extensive modifications.

Features:

• Bolt-on installation for quick upgrade without crankcase machining

• Includes MLS (multi-layered steel) head gaskets for superior sealing

• Comes with a cam cover badge for a polished look

• Compatible with S&S stroker 4.625-inch flywheels (sold separately)

• Increases engine displacement from 107 to 136 cubic inches

• Retains original engine serial numbers for compliance

• Maintains stock engine height for factory clearance

• Made in the USA with durable, high-quality materials