S&S Cycle 3-7/16" Bore Cylinder and Stroker Piston Kit - Big Twin - 91-9017

SKU: FJHF_91-9017
Out of stock
Regular price $1,999.95
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S&S Cycle 3-7/16" Bore Cylinder and Stroker Piston Kit - Big Twin - 91-9017


Cylinder and piston kit can be used to build 84", 86" or 88" stroker engines, or to replace the cylinders and piston in an engine with an existing S&S® stock bore stroker kit. Can be used in engines with 4-1/2", 4-5/8" or 4-3/4" stroke flywheels. 4-1/2" Stroke - 84" - 8.4:1 Compression 4-5/8", Stroke - 86" - 9.4:1 Compression 4-3/4", Stroke - 88" - 10.8:1 Compression. Includes 3.4375" bore high tensile cast iron cylinders, 3.4375" bore forged pistons with rings and wristpins, head gaskets, S&S stainless steel head bolts with washers, base nuts and base gaskets. Made in the U.S.A..


  • Type cylinders & parts
  • Vendor S&S Cycle
  • SKU FJHF_91-9017
  • SKU FJHF_91-9017