For engines with CPL #s  1771, 2440, 2441, 2627, 2628, 2629, 2631, 2632, 2803, 2814, 2933, 2934, 8046, 8047, 8083, 8048, 8242, 8243, 8244, 8255, 8257, 8258

For engines with CPL #s  1437, 2732, 3229, 3459, 3775, 8287, 8288, 8520, 8523

For engines with CPL #s  2825, 8081, 8142, 8469, 8571, 8587, 8588

For engines with CPL #s 3574, 3766, 3938, 3939, 4584, 4585, 4588, 4587, 3869, 3961

Require 6 per engine.