Classic motorcycle head-to-head

Harley-Davidson FLH Shovelhead vs Kawasaki H2 750 Mach IV

Harley-Davidson FLH Shovelhead scores 74/100 overall against Kawasaki H2 750 Mach IV on 80/100. On the road: 58–62. As classics: 90–98. Overall result: Kawasaki H2 750 Mach IV.

The numbers

Category-by-category result

CategoryHarley-Davidson FLHKawasaki H2Advantage
road
PerformanceDirect comparison of power, acceleration and usable performance across the pre-1990 classic field.510Kawasaki H2
HandlingSteering, stability, weight and real-road manners.45Kawasaki H2
BrakingDirect comparison of real stopping ability without an age allowance.45Kawasaki H2
ReliabilityEngine, electrics and general dependability when properly maintained.56Kawasaki H2
Ease of ownershipMaintenance, parts supply and access to specialist knowledge.86Harley-Davidson FLH
ComfortRiding position, vibration and suitability for longer journeys.95Harley-Davidson FLH
classic
StylingDesign quality, visual presence and period appeal.99Level
Historical importanceInfluence on motorcycling and importance within its era.910Kawasaki H2
Collector appealLong-term desirability among classic motorcycle enthusiasts.810Kawasaki H2
CharacterSound, feel, personality and memorable riding experience.1010Level

Choose the Harley-Davidson FLH if…

you want relaxed long-distance presence, unmistakable American V-twin character and traditional Harley styling.

Choose the Kawasaki H2 if…

you want explosive two-stroke acceleration, notorious 1970s superbike attitude and maximum theatre.

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Background

History

Harley-Davidson FLH

The Harley-Davidson FLH Shovelhead was produced from 1966–1984 and used a Air-cooled 45-degree Shovelhead V-twin. Within this comparison library it stands out particularly for character, styling, historic importance. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

Kawasaki H2

The Kawasaki H2 750 Mach IV was produced from 1972–1975 and used a 748cc air-cooled two-stroke triple. Within this comparison library it stands out particularly for performance, historic importance, collector appeal. It suits riders who value the qualities described in its original profile rather than choosing by specification alone.

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Interesting details

Did you know?

Harley-Davidson FLH

  • Its production span in this library runs from 1966 to 1984.
  • The recorded engine description is: Air-cooled 45-degree Shovelhead V-twin.
  • Its strongest comparison scores are character, styling, historic importance.

Kawasaki H2

  • Its production span in this library runs from 1972 to 1975.
  • The recorded engine description is: 748cc air-cooled two-stroke triple.
  • Its strongest comparison scores are performance, historic importance, collector appeal.
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Present-day appeal

Collector notes

Harley-Davidson FLH

Collector interest is strongest where condition, originality and correct period details support the identity of the Harley-Davidson FLH Shovelhead. Its library score for character is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.

Kawasaki H2

Collector interest is strongest where condition, originality and correct period details support the identity of the Kawasaki H2 750 Mach IV. Its library score for performance is 10/10. Values and desirability can vary substantially between years, specifications and restoration quality, so individual examples should be assessed on their own evidence.

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Before you buy

Buying checks

Harley-Davidson FLH

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check primary drive, charging system, engine mounts and evidence of non-standard modifications.
  • Inspect the frame, wheels, brakes and suspension for wear, damage or poor repairs.
  • Verify that important model-specific parts have not been replaced with incorrect later components.
  • Review the paperwork, ownership history and any restoration invoices before purchase.

Kawasaki H2

  • Confirm the frame and engine identity match the advertised model and year.
  • Check cold starting, smoke, oil leaks and unusual mechanical noise.
  • Check the oil-injection or premix arrangement, crank seals and exhaust condition carefully.
  • Inspect the frame, wheels, brakes and suspension for wear, damage or poor repairs.
  • Verify that important model-specific parts have not been replaced with incorrect later components.
  • Review the paperwork, ownership history and any restoration invoices before purchase.

Period opposition

Historic rivals

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Final result

The verdict

Kawasaki H2 750 Mach IV wins the direct on-the-road comparison. Kawasaki H2 750 Mach IV wins the classic-motorcycle comparison. Kawasaki H2 750 Mach IV takes the overall result after the road and classic scores are weighted equally.

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