gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Cylinder Head Assembly > < Piston Pin, Engine|Specifications
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Piston Ring: Specifications

Piston Ring End Gap - First Compression Ring ....................................................................................................................    0.2-0.4 mm 0.0079-0.0157 in
Piston Ring End Gap - Second Compression Ring ............................................................................................................    0.36-0.51 mm 0.0142-0.0201 in
Piston Ring End Gap - Oil Control Ring .......................................................................................................................    0.250-0.760 mm 0.0098-0.0299 in
Piston Ring to Groove Clearance - First Compression Ring .........................................................................................    0.043-0.093 mm 0.0017-0.0037 in
Piston Ring to Groove Clearance - Second Compression Ring .....................................................................................    0.053-0.093 mm 0.0021-0.0037 in
Piston Ring to Groove Clearance - Oil Control Ring ....................................................................................................    0.059-0.215 mm 0.0023-0.0085 in

Cylinder Head Assembly > < Piston Pin, Engine|Specifications