Table of Contents

This is an old revision of the document!

1966 Sportster

Vehicle Identification Number (VIN)

  • The serial number is stamped on the left side of the engine case

Specifications

Engine

  • Engine type: 4 cycle Overhead Valves, 45 degree V2 1)
  • Displacement: 54 ci / 883 cc
  • Hemi-spherical style heads
  • Bore: 3 in / 7.62 cm 2)
  • Stroke: 3.8125 in / 9.68 cm 3)
  • 90 Degree Valve Angle
  • Horsepower: 42 @ 5,500rpm (XL) 4)
XL XLH,XLCH
Compression 7.5:1 9.0:1
Torque 48 ft-lb / 2.023 Nm @ 3600 RPM52 ft-lb / 2.191 Nm @ 3800 RPM

5)

Capacities

  • Fuel capacity: 4 gal / 15.14 l (XLCH 2.2 gal / 8.328 l)6)
  • Oil Capacity: 3 qts. / 2.83 l 7)
  • Transmission Capacity: 1.5 pints / .71 l 8)
  • MPG: 50mpg (est.)

Dimensions

  • Weight: 495 lb / 225 kg
XL, XLH XLCH
Wheelbase 56.6 in / 143.51 cm 57 in / 137.6 cm
Overall Length87 in / 221 cm 83.25 in / 211.4 cm
Overall Width 34 in / 86.36 cm 29.5 in / 75 cm
Overall Height40.5 in / 103 cm 42 in / 106.7 cm
Road Clearance2.5 in / 6.35 cm minimum4 1/8 in / 10.478 cm minimum

9)

Drivetrain

  • Constant Mesh - Foot shift
  • Speeds - 4 Forward
  • Number of Sprocket Teeth
    • Engine: 34
    • Clutch: 59
    • Transmission: 21 (XLCH 20)
    • Rear Wheel: 51
  • Gear Ratios (XL,XLH)
    • 1st: 10.63 to 1
    • 2nd: 7.69 to 1
    • 3rd: 5.82 to 1
    • 4th: 4.21 to 1
  • Gear Ratios (XLCH)
    • 1st: 11.16:1
    • 2nd: 8.08:1
    • 3rd: 6.11:1
    • 4th: 4.42:1

Tires

Tires SizeXL, XLHXLCH
Front3.50 X 183.25/3.50 X 19
Rear3.50 X 184.00 X 18
  • Tire pressure
    • Front: 14 psi / .96 bar
    • Rear: 18 psi / 1.24 bar

10)

Models

XLH 883

What is the Current KBB Value? 11)

XLCH 883

What is the Current KBB Value? 12)

Back to Sportster History Index

1) , 2) , 3) , 4) , 5) , 6) , 7) , 8) , 9) , 10)
Harley-Davidson 1957 - 1969 Service Manual
11)
http://www.kbb.com/motorcycles/harley-davidson/xlh-sportster/1966-harley-davidson-xlh-sportster/trade-in/
12)
http://www.kbb.com/motorcycles/harley-davidson/xlch-sportster/1966-harley-davidson-xlch-sportster/trade-in/
This website uses cookies. By using the website, you agree with storing cookies on your computer. Also you acknowledge that you have read and understand our Privacy Policy. If you do not agree leave the website.More information about cookies

Trace: • 1973 Sportster • 1967 Sportster • 1998 Sportster • 2012 Sportster • 1989 Sportster • 1966 Sportster