OS Giken 2016+ MX-5 (ND) expanded capacity rear cover [HTR2C] - HTR Twin Plate

[HTR2C] - HTR Twin Plate dampened clutches give some forgiveness to the transmission by absorbing drivetrain shock while providing reliability and strength under heavy abuse

FD3S Requires MZ121-ALT

Mazda RX-7 (FD3S)

Overhaul Kit B - Includes the follow parts:

Ramps - 25/38

OS Giken 2016+ MX-5 (ND) expanded capacity rear cover [HTR2C] - HTR Twin PlateThe OS expanded rear differential cover is made of cast aluminum and is designed to aid in additional fluid capacity. Stock capacity is 0. 6L of differential fluid and has been found to be inadequate for heavy track abuse which leads to frequent fluid changes. Effectively doubling the fluid capacity has proven to extend that fluid change interval and will aid in improving the long term health of the differential internals as well as the associated