M Factory - 4.617 Final Drive - Subaru - BRZ ZC6 APPLIED A to E celica-gt-four-st185h-1990-1990-tc-3s-gte-i4 Premacy | CREW | 2005-2007

Premacy | CREW | 2005-2007 | NA | LF-DE | I4

Process: Js Racing WPC+PIP-SN 3

Reference Number: BC3071

Reference Number: 180-D

Any time you increase the lift and duration of a cam

M Factory - 4.617 Final Drive - Subaru - BRZ ZC6 APPLIED A to E celica-gt-four-st185h-1990-1990-tc-3s-gte-i4 Premacy | CREW | 2005-2007Specifications: Manufacturer: M Factory Ratio: 4. 617 Final drive gears are cut from high quality fully carburized forged nickel chromoly steel while also benefitting from a proprietary heat treatment process. As a result we are proud to offer enthusiasts the best final drive gears on the market today. By changing you final drive gear ratios, you can experience a dramatic increase in acceleration, giving you on average a 10 15% increase in torque