Duramax Stainless Steel Valves from Magnitude Valve Train
| Description | Head Dia. (in) | Head Dia. (mm) | Length (in) | Length (mm) | Stem Dia. |
| Duramax Premium Steel Intake | 1.299 | 33.000 | 4.976 | 126.400 | 7mm |
| Duramax Inconel Stellite Face Nitrided Exhaust | 1.220 | 31.000 | 4.965 | 126.100 | 7mm |