Express 1500 RWD V6-4.3L VIN X (2005)
Piston Ring: Specifications
Piston Ring End Gap - First Compression Ring - Production ........................................................................................... 0.25-0.40 mm (0.010-0.016 inch)
Piston Ring End Gap - Second Compression Ring - Production ....................................................................................... 0.38-0.58 mm (0.015-0.023 inch)
Piston Ring End Gap - Oil Control Ring - Production ...................................................................................................... 0.25-0.76 mm (0.010-0.029 inch)
Piston Ring End Gap - First Compression Ring - Service ................................................................................................. 0.25-0.50 mm (0.010-0.020 inch)
Piston Ring End Gap - Second Compression Ring - Service ............................................................................................ 0.38-0.80 mm (0.015-0.031 inch)
Piston Ring End Gap - Oil Control Ring - Service .................................................................................................... 0.005-0.090 mm (0.0002-0.0035 inch)
Piston Ring to Groove Clearance - First Compression Ring -Production ................................................................. 0.030-0.070 mm (0.0012-0.0027 inch)
Piston Ring to Groove Clearance - Second Compression Ring -Production ............................................................. 0.076-0.280 mm (0.0030-0.0110 inch)
Piston Ring to Groove Clearance - Oil Control Ring - Production ........................................................................... 0.046-0.196 mm (0.0018-0.0077 inch)
Piston Ring to Groove Clearance - First Compression Ring - Service ...................................................................... 0.030-0.085 mm (0.0012-0.0033 inch)
Piston Ring to Groove Clearance - Second Compression Ring -Service ................................................................... 0.030-0.085 mm (0.0012-0.0033 inch)
Piston Ring to Groove Clearance - Oil Control Ring - Service ................................................................................. 0.076-0.200 mm (0.0030-0.0079 inch)
