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All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 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

S&S Cycle Sidewinder Performance Kit - 91-9130 For Harley Motorcycles 1970-1984

MPN: 91-9130 SKU: 0904-0005
S&S Cycle

S&S Cycle Sidewinder Performance Kit - 91-9130 For Harley Motorcycles 1970-1984

MPN: 91-9130 SKU: 0904-0005
Availability:
Only 3 left!
Sidewinder Big Bore Stroker Kit Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5" or 4.625" stroke, dynamically balanced S&S flywheel assembly complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy-duty top motor mount Made in the U.S.A. Specs Product Name Performance Kit Type Engine Style Big Bore Model Sidewinder Color/Finish Black Stroke Length 4-1/2" Displacement 93" Bore Size 3.625" Compression Ratio 9.1:1 Units Kit Riding Style Street
Original price $3,795.95 - Original price $3,795.95
Original price
$3,795.95
$3,795.95 - $3,795.95
Current price $3,795.95

Product Details

Features

  • Sidewinder Big Bore Stroker Kit
  • Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement
  • Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5" or 4.625" stroke, dynamically balanced S&S flywheel assembly complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy-duty top motor mount
  • Made in the U.S.A.

Specs

Product Name Performance Kit
Type Engine
Style Big Bore
Model Sidewinder
Color/Finish Black
Stroke Length 4-1/2"
Displacement 93"
Bore Size 3.625"
Compression Ratio 9.1:1
Units Kit
Riding Style Street

Product Description

Features

  • Sidewinder Big Bore Stroker Kit
  • Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement
  • Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5" or 4.625" stroke, dynamically balanced S&S flywheel assembly complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy-duty top motor mount
  • Made in the U.S.A.

Specs

Product Name Performance Kit
Type Engine
Style Big Bore
Model Sidewinder
Color/Finish Black
Stroke Length 4-1/2"
Displacement 93"
Bore Size 3.625"
Compression Ratio 9.1:1
Units Kit
Riding Style Street

Part Numbers
Store SKU MFR. Product # Availability
0904-0005 91-9130 In Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

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.

Features

  • Sidewinder Big Bore Stroker Kit
  • Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement
  • Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5" or 4.625" stroke, dynamically balanced S&S flywheel assembly complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy-duty top motor mount
  • Made in the U.S.A.

Specs

Product Name Performance Kit
Type Engine
Style Big Bore
Model Sidewinder
Color/Finish Black
Stroke Length 4-1/2"
Displacement 93"
Bore Size 3.625"
Compression Ratio 9.1:1
Units Kit
Riding Style Street