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Home >> Chevrolet >> 2016 >> SS Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Engine Mechanical - 6.2L (LS3) >> Specifications >> Thread Repair Specifications (LS3) >> Engine Block- Front/Rear Views
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Engine Block- Front/Rear Views

Fig 1: Engine Block - Front/Rear Views
GM1402166Courtesy of GENERAL MOTORS COMPANY
Engine Block- Front/Rear Views

Hole Thread Size Insert Drill Counter Bore Tool Tap Driver Drill Depth- Maximum mm (in) Tap Depth- Maximum mm (in)
J 42385-
1 M8 x 1.25 210 206 207 208 209 22.5 (0.885) 17.5 (0.688)
2 M10 x 1.5 215 211 212 213 214 27.5 (1.08) 22.0 (0.866)
3 M10 x 1.5 215 211 212 213 214 Thru Thru
4 M8 x 1.25 210 206 207 208 209 Thru Thru
5 M10 x 1.5 215 211 212 213 214 25.0 (0.984) 19.5 (0.767)
6 M10 x 1.5 215 211 212 213 214 32.5 (1.279) 25.0 (0.984)
7 M10 x 1.5 215 211 212 213 214 Thru Thru
Bolt hole 6 is drilled and tapped for aluminum block applications only.