| L19, L29, L30, L31, L35 & LF6 |
On front of engine block, on right side above timing gear cover, OR on left side of engine block, on engine -to-transmission mating flange. |
| L56, L57 & L65 |
On front of engine block, right side of timing gear housing casting, OR on top of engine block, near left cylinder head-to-engine block mating surface, at front, OR left side of engine block, on engine-to-transmission mating flange. |
| LA1 |
On left side of engine block, on engine-to-transmission mating flange. |
| LN2 |
On left side of engine block, under exhaust manifold, OR on left rear of engine, on bellhousing flange. |