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z Checking ring to groove clearance. See Checking Ring To Groove Clearance z 2 or 3 part oil scraper ring, mixed installations permissible 2. Piston z Checking. See Checking Piston z Mark installation position and cylinder number z Arrow on piston crown points to pulley end z Install using piston ring clamp 3. Connecting rod z Only replace as a set z Mark cylinder number -B- z Installation position: Marking -A- faces toward pulley end 4. Connecting rod bearing cap z Note installation position z Installation position: Marking -A- faces towards pulley end z Mark cylinder number -B- 5. 30 N.m + 1/4 turn (90°) further z Always replace z Oil threads and contact surface z To measure radial clearance tighten to 30 N.m but not further 6. Pressure relief valve, 27 N.m z Opening pressure: 1.3 to 1.6 bar 7. Oil spray jet z For piston cooling 8. Bearing shell z Note installation position z Do not interchange used bearing shells z Ensure retaining lugs fit tightly in recesses z Axial clearance New: 0.10-0.31 mm Wear limit: 0.40 mm Check radial clearance with Plastigage: z New: 0.01-0.05 mm z Wear limit: 0.09 mm z Do not rotate crankshaft when checking radial clearance 9. Cylinder block z Checking cylinder bores. See Checking Cylinder Bores z Piston and cylinder dimensions. See PISTON AND CYLINDER DIMENSIONS (ENGINE
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE Engine Mechanical - New Beetle, 1.8 L 4-Cyl. (APH, AWV, AWP)
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