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Speed And Science Ltd.

Performance parts for Harley-Davidson (TM) Cycles

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Menu
  • SHOP
    • PANSHOVEL
      • OEM Bore Heads
        • “VELOCITY” Heads
      • Big Bore Heads
        • “MIT” Heads
      • Cylinders
      • Spare Parts
    • SHOVELHEAD
      • OEM Bore Heads
        • VELOCITY Heads
      • Big Bore Heads
        • VELOCITY Heads
        • “MIT” Heads
      • Cylinders
      • Rocker Boxes
      • Spare Parts
    • EVOLUTION
      • OEM Bore Heads
      • EVOLUTION Spare Parts
    • TWINCAM
      • “FEROCITY” heads
      • “MIT” Hi-power heads
      • Spare Parts
    • Timing Covers
      • MILWAUKEE 8
      • TWIN CAM
      • EVOLUTION
      • SHOVELHEAD
      • BUELL
      • CUSTOM
    • TOOLS
      • Milwaukee 8 Valve Opener
  • R&D Service
  • Gallery
  • Contact Us
Speed And Science Logo

Speed And Science Ltd.

Performance parts for Harley-Davidson (TM) Cycles

  • SHOP
    • PANSHOVEL
      • OEM Bore Heads
        • “VELOCITY” Heads
      • Big Bore Heads
        • “MIT” Heads
      • Cylinders
      • Spare Parts
    • SHOVELHEAD
      • OEM Bore Heads
        • VELOCITY Heads
      • Big Bore Heads
        • VELOCITY Heads
        • “MIT” Heads
      • Cylinders
      • Rocker Boxes
      • Spare Parts
    • EVOLUTION
      • OEM Bore Heads
      • EVOLUTION Spare Parts
    • TWINCAM
      • “FEROCITY” heads
      • “MIT” Hi-power heads
      • Spare Parts
    • Timing Covers
      • MILWAUKEE 8
      • TWIN CAM
      • EVOLUTION
      • SHOVELHEAD
      • BUELL
      • CUSTOM
    • TOOLS
      • Milwaukee 8 Valve Opener
  • R&D Service
  • Gallery
  • Contact Us
Menu
  • SHOP
    • PANSHOVEL
      • OEM Bore Heads
        • “VELOCITY” Heads
      • Big Bore Heads
        • “MIT” Heads
      • Cylinders
      • Spare Parts
    • SHOVELHEAD
      • OEM Bore Heads
        • VELOCITY Heads
      • Big Bore Heads
        • VELOCITY Heads
        • “MIT” Heads
      • Cylinders
      • Rocker Boxes
      • Spare Parts
    • EVOLUTION
      • OEM Bore Heads
      • EVOLUTION Spare Parts
    • TWINCAM
      • “FEROCITY” heads
      • “MIT” Hi-power heads
      • Spare Parts
    • Timing Covers
      • MILWAUKEE 8
      • TWIN CAM
      • EVOLUTION
      • SHOVELHEAD
      • BUELL
      • CUSTOM
    • TOOLS
      • Milwaukee 8 Valve Opener
  • R&D Service
  • Gallery
  • Contact Us

harley

Showing all 16 results

  • TwinCam valvetrain kit

    TWIN CAM VALVETRAIN KIT, (OEM SIZE VALVES)

    Rated 0 out of 5
    US$305
    Add to cart
  • TwinCam valvetrain kit

    TWINCAM VALVETRAIN KIT, MIT (OVERSIZED)

    Rated 0 out of 5
    US$325
    Add to cart
  • Shovel Rocker Hardware Kit

    SHOVELHEAD ROCKER BOX FASTENER KIT

    Rated 5.00 out of 5
    US$40
    Add to cart
  • shovelhead valvetrain kit

    SHOVELHEAD VALVETRAIN KIT

    Rated 4.00 out of 5
    US$360
    Add to cart
  • M8 flow bench valve tool

    MILWAUKEE 8 Flow Bench Valve Opener

    Rated 5.00 out of 5
    US$250
    Add to cart
  • 2″ Stroke Dial Indicator

    Rated 5.00 out of 5
    US$65
    Add to cart
  • Rocker Box repair kit

    SHOVELHEAD ROCKER BOX REPAIR KIT

    Rated 0 out of 5
    US$40
    Add to cart
  • Intake Seal Kit

    SHOVELHEAD INTAKE MANIFOLD SEAL KIT for single intake system

    Rated 0 out of 5
    US$10
    Add to cart
  • Dual Intake Seal Kit

    SHOVELHEAD INTAKE MANIFOLD SEAL KIT for dual intake system

    Rated 0 out of 5
    US$5
    Add to cart
  • Shovelhead Billet Aluminum Timing Cover 02

    SHOVELHEAD TIMING / POINTS COVER

    Rated 5.00 out of 5
    US$25
    Add to cart
  • Timing Cover Evolution motorcycle

    EVOLUTION TIMING COVER (horizontal holes)

    Rated 0 out of 5
    US$25
    Add to cart
  • Timing Cover Evolution motorcycle

    EVOLUTION TIMING COVER (vertical holes)

    Rated 5.00 out of 5
    US$25
    Add to cart
  • TIMING COVER – TWIN CAM

    Rated 5.00 out of 5
    US$25
    Add to cart
  • Harley-Davidson M8 Timing Cover

    TIMING COVER MILWAUKEE 8

    Rated 5.00 out of 5
    US$30
    Add to cart
  • Timing Cover BUELL motorcycle

    BUELL TIMING COVER (vertical holes)

    Rated 0 out of 5
    US$25
    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