S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661 — image 1

S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661

$2,879.95
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S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661 — image 1
  • S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661 — image 1
  • S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661 — image 2
S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661

S&S Cycle

S&S CYCLE 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin 91-7661

91-7661
In stock
$2,879.95

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96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin

Features

  • Kit includes standard flywheel assembly, 3.625" Sidewinder® stroker big bore cylinder, 9.75:1 compression ratio pistons, rings and gaskets
  • Flywheel assembly is complete with S&S heavy duty connecting rods and mainshafts, head gaskets, base gaskets, and exhaust gaskets
  • Makes stock 80" displacement into 96" displacement
  • Made In the USA
  • Does not include manifold, pushrods, or pushrod clips.
  • '77-'89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in '90-'99 engines.
  • Cases must be bored to accept 3.625" bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.

Specifications

  • Bore Size: 3.625"
  • Color/Finish: Wrinkle Black
  • Compression Ratio: 9.75:1
  • Displacement: 96"
  • Model: Sidewinder
  • Product Name: Performance Kit
  • Riding Style: Street
  • Stroke Length: 4.625"
  • Style: Big Bore
  • Type: Engine
  • Units: Kit
  • Country of Origin: US
  • Package Dimensions: 27.2 L × 20.08 W × 12.52 H in
  • Shipping Weight: 69.7 lb

California Proposition 65 warning applies.

Manufacturer fitment

S&S CYCLE · 91-7661

Fits

  • Harley-Davidson Electra Glide Standard FLHT, 1985.
  • Harley-Davidson Electra Glide Ultra Classic FLHTCU, 1998.
  • Harley-Davidson FLHR Road King, 1994-1998.
  • Harley-Davidson FLHS Electra Glide Sport, 1987-1993.
  • Harley-Davidson FLHT Electra Glide Standard, 1986-1987.
  • Harley-Davidson FLHT Electra Glide Standard, 1995-1998.
  • Harley-Davidson FLHTC Electra Glide Classic, 1984-1998.
  • Harley-Davidson FLHTCU Electra Glide Ultra Classic, 1989-1997.
  • Harley-Davidson FLST Heritage Softail, 1986-1990.
  • Harley-Davidson FLSTC Heritage Softail Classic, 1988-1999.
  • Harley-Davidson FLSTF Fat Boy, 1990-1999.
  • Harley-Davidson FLSTN Heritage Softail Nostalgia, 1993.
  • Harley-Davidson FLSTN Heritage Softail Special, 1994-1996.
  • Harley-Davidson FLSTS Heritage Springer, 1997-1999.
  • Harley-Davidson FLTC Tour Glide Classic, 1984-1993.
  • Harley-Davidson FLTCU Tour Glide Ultra Classic, 1989-1995.
  • Harley-Davidson FLTR Road Glide, 1998.
  • Harley-Davidson FXD Dyna Super Glide, 1995-1998.
  • Harley-Davidson FXDB-D Dyna Glide Daytona, 1992.
  • Harley-Davidson FXDC Super Glide Custom, 1992.
  • Harley-Davidson FXDL Dyna Low Rider, 1993-1998.
  • Harley-Davidson FXDS-Conv Dyna Convertible, 1995-1998.
  • Harley-Davidson FXDWG Dyna Wide Glide, 1993-1998.
  • Harley-Davidson FXEF Fat Bob, 1985.
  • Harley-Davidson FXLR Low Rider Custom, 1987-1994.
  • Harley-Davidson FXR Super Glide II, 1986-1994.
  • Harley-Davidson FXR2, 1999.
  • Harley-Davidson FXR3, 1999.
  • Harley-Davidson FXR4, 2000.
  • Harley-Davidson FXRC Low Rider Chrome, 1985.
  • Harley-Davidson FXRC Low Rider Chrome, 1987.
  • Harley-Davidson FXRD Sport Glide Grand Touring, 1986.
  • Harley-Davidson FXRDG Disc Glide, 1984.
  • Harley-Davidson FXRS Low Glide, 1984-1988.
  • Harley-Davidson FXRS Low Glide, 1991-1992.
  • Harley-Davidson FXRS-Conv Low Rider Sport Convertible, 1990-1993.
  • Harley-Davidson FXRS-SP Low Rider Sport, 1988-1993.
  • Harley-Davidson FXRT Sport Glide, 1984-1992.
  • Harley-Davidson FXSB Low Rider - Belt, 1985.
  • Harley-Davidson FXST Softail Standard, 1984-1993.
  • Harley-Davidson FXSTB Night Train, 1999.
  • Harley-Davidson FXSTC Softail Custom, 1986-1999.
  • Harley-Davidson FXSTS Springer Softail, 1988-1999.
  • Harley-Davidson FXSTSB Bad Boy, 1995-1997.
  • Harley-Davidson FXWG Wide Glide, 1985-1986.
  • Harley-Davidson Low Rider FXRS, 1989-1990.
  • Harley-Davidson Low Rider FXRS, 1993.
  • Harley-Davidson Softail Heritage Classic FLSTC, 1987.
  • Harley-Davidson Sport Glide FXRT, 1993.
  • Harley-Davidson Tour Glide Classic FLTC, 1994.
  • Harley-Davidson Tour Glide Ultra Classic FLTCU, 1996.