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SKU: 4513-421

NRC Heavy Duty Engine Cover Left Side – Yamaha Models Alternator

Super heavy duty, high quality forged alloy upgrade replacement engine cover

  • Completely replaces weak original engine cover
  • Provides far superior levels of protection than flimsy plastic "protectors"
  • Extensively tested in racing; One well known endurance racing team once recorded 20 crashes on the same cover without failure
  • Manufactured to ISO 9002 quality control standards
  • Forged alloy construction for maximum strength
  • High precision CNC finishing
  • Please note that a replacement gasket (not included) is required to fit this cover