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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 2.5L (LCV)) >> Specifications >> Thread Repair Specifications >> Engine Block - Bottom View

Engine Block - Bottom View

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GM2716762Courtesy of GENERAL MOTORS COMPANY
Engine Block - Bottom View

Service Call Out Thread Size Insert Drill Counterbore Tool Tap Driver Drill Depth (Maximum) Tap Depth (Maximum)
EN 42385 MM (IN) MM (IN)
1 M6 x 1.0 161031 201 202 203 204 23.0 0.907 23.0 0.907
2 M8 x 1.25 181213 206 207 208 209 29.0 1.14 29.0 1.14