Speed And Science Logo

Speed And Science Ltd.

Performance parts for Harley-Davidson (TM) Cycles

  • SHOP
    • SHOVELHEAD
      • SHOVELHEAD OEM Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Rocker Boxes
      • SHOVELHEAD Spare Parts
    • PANSHOVEL
      • PanShovel OEM Bore “VELOCITY” Heads
      • PanShovel Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Spare Parts
    • EVOLUTION
      • EVO Performance Heads
      • SHOVELUTION Cylinders
      • EVOLUTION Spare Parts
    • TWINCAM
      • TwinCam Performance heads
      • TWIN CAM Spare Parts
    • EFI Conversion
      • SHOVELHEAD Big Bore “MIT” Power Heads – EFI
      • PanShovel Big Bore “MIT” Power Heads – EFI
    • Timing Covers
      • SHOVELHEAD
      • EVOLUTION
      • TWINCAM
      • M8
      • BUELL
      • Custom Logo
    • TOOLS
      • Valve Opener Milwaukee 8
      • Flow Bench Service
  • Gallery
  • FAQ
  • Contact Us
  • SHOP
    • SHOVELHEAD
      • SHOVELHEAD OEM Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Rocker Boxes
      • SHOVELHEAD Spare Parts
    • PANSHOVEL
      • PanShovel OEM Bore “VELOCITY” Heads
      • PanShovel Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Spare Parts
    • EVOLUTION
      • EVO Performance Heads
      • SHOVELUTION Cylinders
      • EVOLUTION Spare Parts
    • TWINCAM
      • TwinCam Performance heads
      • TWIN CAM Spare Parts
    • EFI Conversion
      • SHOVELHEAD Big Bore “MIT” Power Heads – EFI
      • PanShovel Big Bore “MIT” Power Heads – EFI
    • Timing Covers
      • SHOVELHEAD
      • EVOLUTION
      • TWINCAM
      • M8
      • BUELL
      • Custom Logo
    • TOOLS
      • Valve Opener Milwaukee 8
      • Flow Bench Service
  • Gallery
  • FAQ
  • Contact Us
US$0 0 Cart
Speed And Science Logo

Speed And Science Ltd.

Performance parts for Harley-Davidson (TM) Cycles

  • SHOP
    • SHOVELHEAD
      • SHOVELHEAD OEM Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Rocker Boxes
      • SHOVELHEAD Spare Parts
    • PANSHOVEL
      • PanShovel OEM Bore “VELOCITY” Heads
      • PanShovel Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Spare Parts
    • EVOLUTION
      • EVO Performance Heads
      • SHOVELUTION Cylinders
      • EVOLUTION Spare Parts
    • TWINCAM
      • TwinCam Performance heads
      • TWIN CAM Spare Parts
    • EFI Conversion
      • SHOVELHEAD Big Bore “MIT” Power Heads – EFI
      • PanShovel Big Bore “MIT” Power Heads – EFI
    • Timing Covers
      • SHOVELHEAD
      • EVOLUTION
      • TWINCAM
      • M8
      • BUELL
      • Custom Logo
    • TOOLS
      • Valve Opener Milwaukee 8
      • Flow Bench Service
  • Gallery
  • FAQ
  • Contact Us
  • SHOP
    • SHOVELHEAD
      • SHOVELHEAD OEM Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “VELOCITY” Heads
      • SHOVELHEAD Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Rocker Boxes
      • SHOVELHEAD Spare Parts
    • PANSHOVEL
      • PanShovel OEM Bore “VELOCITY” Heads
      • PanShovel Big Bore “MIT” Power Heads
      • SHOVELHEAD / PanShovel Cylinders
      • SHOVELHEAD Spare Parts
    • EVOLUTION
      • EVO Performance Heads
      • SHOVELUTION Cylinders
      • EVOLUTION Spare Parts
    • TWINCAM
      • TwinCam Performance heads
      • TWIN CAM Spare Parts
    • EFI Conversion
      • SHOVELHEAD Big Bore “MIT” Power Heads – EFI
      • PanShovel Big Bore “MIT” Power Heads – EFI
    • Timing Covers
      • SHOVELHEAD
      • EVOLUTION
      • TWINCAM
      • M8
      • BUELL
      • Custom Logo
    • TOOLS
      • Valve Opener Milwaukee 8
      • Flow Bench Service
  • Gallery
  • FAQ
  • Contact Us
US$0 0 Cart

shovelhead

Showing 37–48 of 49 resultsSorted by price: high to low

  • Shovelhead Cylinder Sleeve 3-1/2"

    Shovelhead Cylinder Sleeve 3-1/2″ Bore

    US$225
    Add to cart
  • Evolution intake CV HSR42

    EVOLUTION Intake Manifold for Keihin CV, HSR42

    Rated 5.00 out of 5
    US$210
    Add to cart
  • EVOLUTION Intake

    EVOLUTION Intake Manifold – Super E style

    Rated 5.00 out of 5
    US$210
    Add to cart
  • custom timing cover shovel evolution 01

    Custom Logo Timing Cover (HARLEY)

    Rated 5.00 out of 5
    US$135
    Add to cart
  • 2" Stroke Dial Indicator

    2″ Stroke Dial Indicator

    Rated 5.00 out of 5
    US$85
    Add to cart
  • Shovelhead Billet Aluminum intake flanges

    MOUNTING FLANGES for Single Intake Manifold

    US$60
    Add to cart
  • 3 bolt exhaust flange shovelhead

    3 Bolt Exhaust Flange (Set of 2), Shovelhead

    Rated 5.00 out of 5
    US$40
    Add to cart
  • Rocker Box repair kit

    Shovelhead Rocker Box Repair Kit

    US$40
    Add to cart
  • Shovel Rocker Hardware Kit

    SHOVELHEAD ROCKER BOX FASTENER KIT

    Rated 5.00 out of 5
    US$40
    Add to cart
  • Timing Cover BUELL motorcycle

    BUELL Timing Cover (Vertical holes)

    US$25
    Add to cart
  • Shovelhead Billet Aluminum Timing Cover 02

    SHOVELHEAD Timing Points Cover

    Rated 5.00 out of 5
    US$25
    Add to cart
  • Intake Seal Kit

    SHOVELHEAD INTAKE MANIFOLD SEAL KIT for single intake system

    Rated 5.00 out of 5
    US$10
    Add to cart
  • ←
  • 1
  • 2
  • 3
  • 4
  • 5
  • →
Speed And Science Logo
Manage Cookie Consent
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behaviour or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
Manage options Manage services Manage {vendor_count} vendors Read more about these purposes
View preferences
{title} {title} {title}