SpeedFactory Racing Modified Shift Change Holder Assembly for B-Series (New Unit) with HD Spring - SF-05-001 0.31" Adjustable throw from 90%-40%

Adjustable throw from 90%-40%

and the support pages

The outlet port of the intercooler was also designed with a large chamfer to provide a smooth transition out of the intercooler into the throttle body tube to further reduce turbulence in the system

Note: When running a locked VTEC

SB5-HDR6 kit features ACT's most popular Heavy Duty pressure plate

SpeedFactory Racing Modified Shift Change Holder Assembly for B-Series (New Unit) with HD Spring - SF-05-001 0.31" Adjustable throw from 90%-40%SpeedFactory (SF) Modified Shift Change Holder Assembly for B series hydraulic transmissions! 1st off, what is the SCHA, and what does it do? The SCHA is located inside the transmission housing, and is the internal mechanism that actually moves the shift forks into position, engaging each gear as it is selected. Why do you need this? Because you can't finish a race with a broken gearset or the inability to get it into gear due to a damaged SCHA.