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Free Shipping on orders over $49.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $49.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
S&S CYCLE 0903-1257 91-7660 96" Sidewinder® Engine Performance Kit - Natural

S&S CYCLE 0903-1257 91-7660 96" Sidewinder® Engine Performance Kit - Natural

by S&S CYCLE
Availability:
7 in stock, ready to be shipped
$2,795.95 - $2,795.95
$2,795.95
$2,795.95 - $2,795.95
$2,795.95

Features

  • Kits include standard flywheel assembly, 3-5/8" bore cylinders, 9.75:1 pistons, rings and gaskets
  • Does not include manifold, pushrods, or pushrod clips
  • Made In the U.S.A.
  • Cases must be bored to accept 3-5/8" bore cylinders, and a minor crankcase clearancing operation for the crankpin nut must be performed.
  • 77-89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in 90-99 engines.

Specs

Product Name Performance Kit
Type Engine
Style Big Bore
Model Sidewinder
Color/Finish Natural
Stroke Length 4-5/8"
Displacement 96"
Bore Size 3.625"
Compression Ratio 9.75:1
Units Kit
Riding Style Street

2000 Harley-Davidson FXR 4
1999 Harley-Davidson FXR 3
1999 Harley-Davidson Softail Night Train FXSTB
1999 Harley-Davidson FXR 2
1998 Harley-Davidson Road Glide FLTR
1997-1999 Harley-Davidson Softail Heritage Springer FLSTS
1995-1998 Harley-Davidson Super Glide FXD
1995-1998 Harley-Davidson Dyna Convertible FXDS-CONV
1995-1997 Harley-Davidson Softail Bad Boy FXSTSB
1994-1998 Harley-Davidson Road King FLHR
1994-1996 Harley-Davidson Softail Heritage Special FLSTN
1993-1998 Harley-Davidson Low Rider FXDL
1993-1998 Harley-Davidson Wide Glide FXDWG
1993 Harley-Davidson Softail Nostalgia FLSTN
1992 Harley-Davidson Dyna Glide Custom FXDC
1992 Harley-Davidson Dyna Daytona FXDB
1990-1999 Harley-Davidson Softail Fat Boy FLSTF
1990-1993 Harley-Davidson Low Rider Convertible FXRS-CONV
1989-1998 Harley-Davidson Electra Glide Ultra Classic FLHTCU
1989-1996 Harley-Davidson Tour Glide Ultra Classic FLTCU
1988-1999 Harley-Davidson Softail Springer FXSTS
1988-1993 Harley-Davidson Low Rider Sport FXRS-SP
1987-1999 Harley-Davidson Softail Heritage Classic FLSTC
1987-1994 Harley-Davidson Low Rider Custom FXLR
1987-1993 Harley-Davidson Electra Glide Sport FLHS
1987 Harley-Davidson Low Rider Chrome FXRC
1986-1999 Harley-Davidson Softail Custom FXSTC
1986-1994 Harley-Davidson Super Glide FXR
1986-1993 Harley-Davidson Low Rider FXRS
1986-1990 Harley-Davidson Softail Heritage FLST
1986 Harley-Davidson Sport Glide Grand Touring FXRD
1985-1987, 1995-1998 Harley-Davidson Electra Glide Standard FLHT
1985-1986 Harley-Davidson Wide Glide FXWG
1985 Harley-Davidson Low Glide Custom FXRC
1985 Harley-Davidson Low Rider FXSB
1985 Harley-Davidson Fat Bob FXEF
1984-1998 Harley-Davidson Electra Glide Classic FLHTC
1984-1994 Harley-Davidson Tour Glide Classic FLTC
1984-1993 Harley-Davidson Softail Standard FXST
1984-1993 Harley-Davidson Sport Glide FXRT
1984-1985 Harley-Davidson Low Glide FXRS
1984 Harley-Davidson Disc Glide FXRDG


Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.