MFactory K Series Road Race Close Ratio Gear Set

MFactory K Series Road Race Close Ratio Gear Set

Regular price $ 1,799.95

These K-Series gears are a direct swap for the OEM 1-4 K20 6 speed gears and can be used with OEM synchros or Synchrotech Carbon Synchros. They are designed with a longer 1st  and close ratios 1-4 for a better launch and reduced RPM drop during shifts. The OEM 5th and 6th gears can be reused for highway cruising. The gears are hardened and super sub zero cryo treated for increased strength.   

Ratios: 2.313 1st, 1.650 2nd, 1.304 3rd, 1.080 4th

Fitting: K20/EP3 6 speed Manual Transmissions

Power Rating: ~500whp

 

Diamond Cut to exacting tolerances from Forged High-Nickel-Chromium-Molybdenum Steel
Perfect fitment & finish ensures hassle-free installation & maintenance, each and every time

Designed using leading-edge Solidworks 3D CAD & Cosmos FEA software
Advanced Gear Geometry minimizes parasitic drivetrain losses. Race transmissions built with MFactory components transfer, on average, 1-2% more power to the ground over our competitors!

Dual-Cone Carbon-Composite Synchro Technology for Honda B-Series
An Industry First! Taking 21st Century technology from the Honda K-Series and applying it to the Honda B-Series, this ensures quicker and more precise shifting at higher rpm's in 3rd & 4th Gears

Specifications
  • Made from imported Japanese SAE 8620 and 4320 Steel
  • Forged, Double Tempered and Super Sub-Zero treated for unsurpassed toughness
  • Advanced Shot Peening technology increases surface hardness
  • Advanced gear geometry designed using industry-leading software puts more power to the ground