What Size Turbo Is On A 12 Valve Cummins?
What Size Turbo Is On A 12 Valve Cummins? The stock specs for a 12-valve Holset HX35 will vary from year to year and whether the truck was a manual or auto, but the compressor inducer will be between 54 and 56mm. While popular upgrades for common rail trucks range between 64 and 67mm, a