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Home >> Buick >> 2019 >> Regal TourX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 142 (Engine Mechanical - 3.6L (LGX) - Specifications) >> Specifications >> Thread Repair Specifications >> Engine Block Bottom Face

Engine Block Bottom Face

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Engine Block Bottom Face
GM4003750Courtesy of GENERAL MOTORS COMPANY
Engine Block Bottom Face

Hole Location Thread Size Drill Counter Bore Tool Stop Collar Tap Driver Insert Drill Depth (Maximum) Tap Depth (Minimum)
EN-42385 - MM (IN) MM (IN)
1 M10 x 2.0 101 N/A N/A 102 103 104 52.0 2.047 52.0 2.047
2 M8 x 1.25 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
3 M8 x 1.25 206 207 N/A 208 209 61 29.0 1.14 29.0 1.14
4 M6 x 1.0 210 202 N/A 203 204 205 18.0 .709 18.0 .709
5 M10 x 1.5 211 212 N/A 213 214 215 34.0 1.35 34.0 1.35