Achieve the ultimate in acceleration with the MFactory Close Ratio Gears. After installing our gears, you will experience a phenomenal increase in acceleration despite a lower top speed.
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
- 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
For Honda B-Series:
4th Gear - Slight modification required to transmission casing when installing 1.357 or 1.410
5th Gear - Slight modification required to transmission casing when installing 1.129 and 1.207
Due to the nature of For Race Use Only products, MFactory Competition Products will provide a limited 1 year warranty for all Close Ratio Gears to be free of defects in materials and workmanship upon receipt of product and time of professional installation. It is the sole responsibility of the buyer/installer to verify the suitability for installation. Parts once used in a running transmission will not be covered under warranty. Parts returned must be determined by MFactory Competition Products to be defective before any warranty credit or replacement is issued.
MFactory Competition Products's obligation under warranty shall be limited to repairing or replacing, at its option, any part proven defective. The customer must prepay transportation charges.
Final determination of the suitability of the products for the use contemplated by the buyer is the sole responsibility of the buyer. MFactory Competition Products shall not be liable for any special, direct, indirect, incidental, or consequential damages, that might be claimed as a result of the failure of any part, including claims for delay, loss of profits, or labor.
MFactory Competition Products shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.
There are no other warranties expressed or implied extending beyond those set forth above.