149 ci / 179 ci Red motor external full-flow oil filter fitted for the first time
Penrite Classic Series HPR30 / Castrol Classic XL30
First Holden Red motor. Range reflects sources citing 4.5-5.5L across Red motor variants generally confirm exact figure for the 149 vs 179 block against a factory manual.
Six-cylinder capacity is a typical figure for this Red-motor family Radial Tuned Suspension (RTS) introduced drivetrain oils unchanged from HX. Verify exact figure for the specific engine capacity fitted against a factory manual.