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Picture of 6 SPEED TRANSMISSION BUILDERS KIT

6 SPEED TRANSMISSION BUILDERS KIT

6 SPEED TRANSMISSION BUILDERS KIT
Availability: In stock
Part #: 72731

Weight: 27.0000

  • Updates your Big Twin 5 speed with this 6 speed overdrive kit.
  • Precision ground 8620 gears and shafts.
  • Roller detent for smoother shifts.
  • Hardened steel shift forks for strength and durability.
  • Chrome plated billet trap door minimizes shaft flex.
  • Fits 1990/Later Big Twin 5 Speed Models.
  • NOTE:  We recommend Lucas Synthetic Gear Oil for less gear noise and longer bearing life.

POWER HOUSE PERFORMANCE SYSTEMS®

  • Gear:  1st     Ratio:  2.94:1
  • Gear:  2nd    Ratio:  2.21:1
  • Gear:  3rd     Ratio:  1.57:1
  • Gear:  4th     Ratio:  1.23:1
  • Gear:  5th     Ratio:  1.00:1
  • Gear:  6th     Ratio:  0.86:1
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