780 V6-2849cc 2.8L SOHC B280F (1987)
Increase size of hole in drifts "C" and "D" to 14.5 x 16.5 mm.
Increase size of hole in drift "A" to 30.5 x 32.5 mm. Use a file.
Increase size of hole in drifts "C" and "D" to 14.5 x 16.5 mm.
Increase size of hole in drift "A" to 30.5 x 32.5 mm. Use a file.