Skip to content
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!
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 Super Stock Cylinder Head Kit - 900-0251 For Harley Motorcycles 1999-2005

MPN: 900-0251 SKU: 0930-0139
S&S Cycle

S&S Cycle Super Stock Cylinder Head Kit - 900-0251 For Harley Motorcycles 1999-2005

MPN: 900-0251 SKU: 0930-0139
Availability:
6 in stock, ready to be shipped
Note: .585" lift. Not machined for compression releases. Not for models with OEM compression releases. Features High port flow gives great performance now, and more later when additional upgrades are done Heads are fully assembled with springs and valves Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high-compression pop-up pistons 79cc have 1.940" intake and 1.575" exhaust valve and springs for up to .650" lift; 89cc have 2.000" intake and 1.605" exhaust and .640" springs 79cc heads accept OEM rocker boxes 79cc and 89cc heads require S&S Lower Rocker Box Gasket Kit (0934-4574) Heads are machined for compression releases (sold separately); S&S rocker boxes required when using S&S compression releases Do not include rocker arm components, intake manifold or gaskets Heads include four long headbolts, and reuse four long OEM headbolts Accept OEM intake manifolds Made in the U.S.A. Must use S&S rocker boxes (PART #90-4110) if S&S compression releases are used. Specs Product Name Cylinder Head Kit Model Super Stock Color/Finish Wrinkle Black / Black / Powder-Coated Material Aluminum Displacement 79 cc Units Pair Riding Style Street
Original price $1,795.95 - Original price $1,795.95
Original price
$1,795.95
$1,795.95 - $1,795.95
Current price $1,795.95

Product Details

Note:
  • .585" lift. Not machined for compression releases.
  • Not for models with OEM compression releases.

Features

  • High port flow gives great performance now, and more later when additional upgrades are done
  • Heads are fully assembled with springs and valves
  • Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications
  • 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high-compression pop-up pistons
  • 79cc have 1.940" intake and 1.575" exhaust valve and springs for up to .650" lift; 89cc have 2.000" intake and 1.605" exhaust and .640" springs
  • 79cc heads accept OEM rocker boxes
  • 79cc and 89cc heads require S&S Lower Rocker Box Gasket Kit (0934-4574)
  • Heads are machined for compression releases (sold separately); S&S rocker boxes required when using S&S compression releases
  • Do not include rocker arm components, intake manifold or gaskets
  • Heads include four long headbolts, and reuse four long OEM headbolts
  • Accept OEM intake manifolds
  • Made in the U.S.A.
  • Must use S&S rocker boxes (PART #90-4110) if S&S compression releases are used.

Specs

Product Name Cylinder Head Kit
Model Super Stock
Color/Finish Wrinkle Black / Black / Powder-Coated
Material Aluminum
Displacement 79 cc
Units Pair
Riding Style Street

Product Description
Note:
  • .585" lift. Not machined for compression releases.
  • Not for models with OEM compression releases.

Features

  • High port flow gives great performance now, and more later when additional upgrades are done
  • Heads are fully assembled with springs and valves
  • Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications
  • 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high-compression pop-up pistons
  • 79cc have 1.940" intake and 1.575" exhaust valve and springs for up to .650" lift; 89cc have 2.000" intake and 1.605" exhaust and .640" springs
  • 79cc heads accept OEM rocker boxes
  • 79cc and 89cc heads require S&S Lower Rocker Box Gasket Kit (0934-4574)
  • Heads are machined for compression releases (sold separately); S&S rocker boxes required when using S&S compression releases
  • Do not include rocker arm components, intake manifold or gaskets
  • Heads include four long headbolts, and reuse four long OEM headbolts
  • Accept OEM intake manifolds
  • Made in the U.S.A.
  • Must use S&S rocker boxes (PART #90-4110) if S&S compression releases are used.

Specs

Product Name Cylinder Head Kit
Model Super Stock
Color/Finish Wrinkle Black / Black / Powder-Coated
Material Aluminum
Displacement 79 cc
Units Pair
Riding Style Street

Part Numbers
Store SKU MFR. Product # Availability
0930-0139 900-0251 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.

Note:
  • .585" lift. Not machined for compression releases.
  • Not for models with OEM compression releases.

Features

  • High port flow gives great performance now, and more later when additional upgrades are done
  • Heads are fully assembled with springs and valves
  • Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement; see Compression Ratios chart for specifications
  • 79cc heads work great with stock motors for 88" to 103" motors; 89cc heads work best for motors over 103" or with high-compression pop-up pistons
  • 79cc have 1.940" intake and 1.575" exhaust valve and springs for up to .650" lift; 89cc have 2.000" intake and 1.605" exhaust and .640" springs
  • 79cc heads accept OEM rocker boxes
  • 79cc and 89cc heads require S&S Lower Rocker Box Gasket Kit (0934-4574)
  • Heads are machined for compression releases (sold separately); S&S rocker boxes required when using S&S compression releases
  • Do not include rocker arm components, intake manifold or gaskets
  • Heads include four long headbolts, and reuse four long OEM headbolts
  • Accept OEM intake manifolds
  • Made in the U.S.A.
  • Must use S&S rocker boxes (PART #90-4110) if S&S compression releases are used.

Specs

Product Name Cylinder Head Kit
Model Super Stock
Color/Finish Wrinkle Black / Black / Powder-Coated
Material Aluminum
Displacement 79 cc
Units Pair
Riding Style Street