1990Harley-Davidson FLSTC 1340 Heritage Softail Classic

18 fields on record

The 1990 Harley-Davidson FLSTC 1340 Heritage Softail Classic is a cruiser designed for riders seeking authentic Americana styling with modern comfort. Its air-cooled 1340cc V-twin engine delivers classic low-end torque ideal for leisurely highway cruising. Known for blending retro aesthetics with the Softail's hidden rear suspension, it appeals to traditionalists who value heritage and relaxed riding dynamics.

Capacity: 1337.0 ccm
Engine: V-Twin
Gearbox: 5-speed
Wet weight: 298.0 kg
Seat height: Not on record
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Power: 49.0 HP (36.0 kW) @ 5000 RPM

⇄ Compare with another bike ＋ Add to garage All model years ⚠ Recalls listed (2)

What’s new for the 1990 Harley-Davidson FLSTC 1340 Heritage Softail Classic

vs the 1989

Spec	1989	1990
Power	58.0 HP (42.7 kW) @ 5000 RPM	49.0 HP (36.0 kW) @ 5000 RPM

Other years 1988 1989 1990 1991 1992

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail5%

Cornering25%

City riding40%

Daily riding55%

Touring80%

Two-up70%

Track5%

Best for: Built for relaxed boulevard cruising and laid-back highway touring rather than speed or sport riding.
Built for: A classic, heavy-cruiser personality with deep V-twin torque, relaxed ergonomics, and timeless retro styling over raw performance.
Not ideal for: Not a good fit for riders seeking sharp cornering ability, quick acceleration, or any off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine

Capacity: 1337.0 ccm
Power: 49.0 HP (36.0 kW) @ 5000 RPM
Engine type: V-Twin
Power/weight ratio: 0.1644 HP/kg (wet)
Bore x stroke: 88.8 x 108.0 mm
Compression: 8.5:1
Cooling system: Air
Valves per cylinder: 2
Torque: Not on record - add it

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Belt

Dimensions & weight

Wet weight: 298.0 kg
Fuel capacity: 13.00 litres
Seat height: Not on record - add it
Dry weight: Not on record - add it

Brakes & wheels

Front brakes: Single disc
Rear brakes: Single disc
Front tyre: MT 90-16
Rear tyre: MT 90-16

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	1988	1989	1990	1991	1992
Capacity	1337 cc	1337 cc	1337 cc	1337 cc	1337 cc
Fuel capacity	13 L	13 L	13 L	13 L	13 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Safety Recalls

⚠ 2 recalls may apply

STRUCTURE:BODY:BUMPERSAug 1993 · 93E030000

THE SCREWS ISSUED IN A KIT TO MOUNT THE FENDER AND AN ACCESSORY FRONT BUMPER ONTO THE MOTORCYCLES CAN BREAK, CAUSING THE FENDER AND BUMPER TO LOOSEN AND POSSIBLY CONTACT THE FRONT TIRE.

Risk: CONTACT BETWEEN THE FENDER AND BUMPER AND THE FRONTTIRE MAY RESULT IN TIRE FAILURE AND POSSIBLE LOSS OF VEHICLE CONTROL.

Remedy: REPLACE THE SCREWS IN THE KITS WHICH ARE LOCATED AT DEALERSHIPS. OWNERS OF INSTALLED KITS WILL BE NOTIFIED TO HAVE THE MOUNTING SCREWS REPLACED.

ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAYDec 1992 · 92V180000

THE STARTER RELAY MAY SHORT CIRCUIT WHEN THE VEHICLE IS PARKED.

Risk: THE SHORT CIRCUIT IN THE STARTER RELAY MAY DEVELOP ENOUGHHEAT TO CAUSE A FIRE IN THE RELAY, OTHER PARTS OF THE MOTORCYCLE, AND OTHERITEMS IN THE SURROUNDING AREA.

Remedy: REPLACE THE STARTER RELAY.

These recalls cover some 1990 bikes of this model. Whether one applies to a specific bike, and whether the repair has already been done, depends on its VIN — check your VIN with NHTSA or ask a dealer.

Source: NHTSA. View all Harley-Davidson recalls →