Silverado 1500 2WD V6-4.3L (2007)
Piston Ring: Specifications
Piston Rings
Piston Ring End Gap - First Compression Ring - Production ............................................................................................ 0.25-0.40 mm 0.010-0.016 in
Piston Ring End Gap - Second Compression Ring - Production ....................................................................................... 0.38-0.58 mm 0.015-0.023 in
Piston Ring End Gap - Oil Control Ring - Production ...................................................................................................... 0.25-0.76 mm 0.010-0.029 in
Piston Ring End Gap - First Compression Ring - Service ................................................................................................. 0.25-0.50 mm 0.010-0.020 in
Piston Ring End Gap - Second Compression Ring - Service ............................................................................................. 0.38-0.80 mm 0.015-0.031 in
Piston Ring End Gap - Oil Control Ring - Service .................................................................................................... 0.005-0.090 mm 0.0002-0.0035 in
Piston Ring to Groove Clearance - First Compression Ring - Production ................................................................. 0.030-0.070 mm 0.0012-0.0027 in
Piston Ring to Groove Clearance - Second Compression Ring - Production ............................................................ 0.076-0.280 mm 0.0030-0.0110 in
Piston Ring to Groove Clearance - Oil Control Ring - Production ............................................................................ 0.046-0.196 mm 0.0018-0.0077 in
Piston Ring to Groove Clearance - First Compression Ring - Service ...................................................................... 0.030-0.085 mm 0.0012-0.0033 in
Piston Ring to Groove Clearance - Second Compression Ring - Service .................................................................. 0.030-0.085 mm 0.0012-0.0033 in
Piston Ring to Groove Clearance - Oil Control Ring - Service ................................................................................. 0.076-0.200 mm 0.0030-0.0079 in