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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$40 1 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$40 1 Cart

shovelhead

Showing 25–36 of 49 results

  • Shovelution Cylinder Set Big Bore 3-5/8"

    Shovelution Cylinder Set Big Bore 3-5/8″

    Rated 5.00 out of 5
    US$1,200
    Add to cart
  • Billet Aluminum Rocker Box Shovelhead

    Shovelhead Rocker Boxes

    Rated 5.00 out of 5
    US$1,100
    Add to cart
  • Billet Aluminum Rocker Box Shovelhead black

    Shovelhead Rocker Boxes, Black Coated

    US$1,400
    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
  • Shovel Rocker Hardware Kit

    SHOVELHEAD ROCKER BOX FASTENER KIT

    Rated 5.00 out of 5
    US$40
    Add to cart
  • EFI Trigger Wheel (24-1) and HALL Mounting Plate. Spare parts for EFI Conversion Kit (Shovelhead / PanShovel engines).

    EFI Trigger Wheel (24-1) and HALL Mounting Plate. Spare parts for EFI Conversion Kit (Shovelhead / PanShovel engines).

    US$410
    Add to cart
  • Shovelhead EFI intake

    EFI Conversion Kit for Shovelhead / PanShovel engines

    US$750
    Add to cart
  • Shovelhead Billet Aluminum dual intake

    Shovel Dual Intake for OEM or Long Stroke engines.

    US$250
    Add to cart
  • Shovel intake super e

    Shovel Intake 40MM for OEM stroke Shovelhead engines

    US$230
    Add to cart
  • Shovel intake super e

    Shovel Intake Super E style for OEM stroke Shovelheads

    Rated 5.00 out of 5
    US$230
    Add to cart
  • EVOLUTION Intake

    EVOLUTION Intake Manifold – Super E style

    Rated 5.00 out of 5
    US$210
    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
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