How to tune Stealth 351VE/300VG Turbos
Read this before using the spreadsheet for tuning the Stealth Series 351VE/300VG turbos.
Read this before using the spreadsheet for tuning the Stealth Series 351VE/300VG turbos.
2007.5-2012 model year, see the CMC/CMD tab
-These trucks use a transfer function to convert the number in the vane tables back into actual vane position. The transfer table is labeled C4507 in the 2007.5-2009 trucks and C4558 in the 2010-2012 trucks. The transfer table must be set to stock in order for our vane position tables to work. There’s a stock version in the spreadsheet, copy/paste as needed.
-Then simply copy/paste the minimum and maximum tables from the spreadsheet into your tune. Remember to hit the CSP or related switchable spots. These are a great place to start
-These tables were developed on an emissions equipped truck. They can be used on a 68rfe, Aisin, or Cab Chassis.
-You may have an idle/off idle surge if you don’t have factory emissions equipment. In that case, you can continue to use your pre-existing min/max tables from row 700-1000 RPM.



2013+ model year, see the CME/CMF tab
-Simply copy/paste the minimum and maximum tables from the spreadsheet into your tune. Remember to hit the CSP or related switchable spots. These are a great place to start
-These tables were developed on an emissions-equipped truck. They can be used on a 68rfe, Aisin, or Cab Chassis. Your load axis may be mm3 instead of torque, it’s okay - continue to copy/paste our table in.
-You may have an idle/off idle surge if you don’t have factory emissions equipment. In that case, you can continue to use your pre-existing min/max tables from row 700-1000 RPM.

