Table of Contents
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1958 Sportster
Introduction of the XLH (H = High Performance) an XLCH (C = stripped frame, H = High Performance) models. XLCH has been interpreted by enthusiasts as Competition Hot or California Hot
Specifications
Engine
- Engine type: 4 cycle Overhead Valves, 45 degree V2 1)
- Displacement: 54 ci / 883 cc
- Compression: 7.5:1 (XL)
- Compression: 9.0:1(XLH, XLCH)
- 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 4)
- Torque: 48 ft-lb / 2.023 Nm @ 3600 RPM (XL) 5)
- Torque: 52 ft-lb / 2.191 @ 3800 RPM (XLH, XLCH) 6)
Capacities
Dimensions
- Weight: 495 lb / 225 kg 11)
- Wheelbase: 56.5 in / 143.51 cm (XL, XLH)12)
- Wheelbase: 57 in / 137.16 cm (XLCH) 13)
- Overall Length: 87 in / 221 cm (XL, XLH)14)
- Overall Length: 83.25 in / 211.4 cm (XLCH) 15)
- Overall Width: 34 in / 86.36 cm (XL, XLH)16)
- Overall Width: 29.5 in / 75 cm (XLCH) 17)
- Overall Height: 40.5 in / 103 cm (XL, XLH) 18)
- Overall Height: 42 in / 106.7 cm (XLCH) 19)
- Road Clearance: 2.5 in minimum / 6.35 cm minimum (XL, XLH) 20)
- Road Clearance: 4 1/8 in / 10.478 cm (XLCH) 21)
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
- Front and rear: 3.50 x 18
- Tire pressure
- Front: 14 psi / .96 bar
- Rear: 18 psi / 1.24 bar
Original Price then/now: $1,265
XLH, XLCH
Models
Colors
External Links
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Harley-Davidson 1957 - 1969 Service Manual
