MFactory is Proud to announce their 6 Speed Helical DOGBOX Engagement kit. Designed with a longer 1st and close ratios 1-6 for a better launch and reduced RPM drop during shifts. Great For Sprints/Hillclimbs/Rally/Road Racing.
- 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
Includes Upgraded Mainshaft, 4 Dogbox Mainshaft Gears, 6 Dogbox Countershaft Gears, and Necessary Dogbox Hubs+Sliders