Home >> Audi >> 2001 >> allroad Automatic >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 2.7L V6 BITURBO - APB, Bel >> Engine - Crankshaft, Cylinder block >> Engine crankshaft/crankcase, disassembly and assembly >> Pistons and piston rings, checking >> Ring-to-groove clearnce