CADILLAC 1989 FIRING ORDER
GM (Cadillac) 250 (4.1L) V8 . GM (Cadillac) 273 (4.5L) V8 . GM (Oldsmobile) 307
(5.0L) V8 . GM (Oldsmobile) 350 (5.7L) V8 w/EFI. Engine firing order: 1-8-4-3-6-5-7-2 . Distributor rotation: counterclockwise
GM (Buick) 252 (4.1L) V6 . Engine firing order: 1-6-5-4-3-2. Distributor rotation:
clockwise
GM (Cadillac) 368, 425, 472, 500 V8. Engine firing order: 1-5-6-3-4-2-7-8.
Distributor rotation: clockwise
GM (Cadillac) 429 V8. Engine firing order: 1-8-7-2-6-5-4-3. Distributor rotation:
clockwise
