This procedure is applicable to the final testing of newly designed or significantly improved automotive reciprocating internal combustion engines, including four-stroke and two-stroke, water-cooled and air-cooled, supercharged and non-supercharged gasoline and diesel engines.
QC/T 526-1999 history
2013QC/T 526-2013 Automobile engine.Engineering approval evaluation program
1999QC/T 526-1999 Automotive Engine Type Test Regulations