You can get that info from your Manual or the link below.
Hope This Helps.
15426378 counterclockwise
1,8,4,3,6,5,7,2.
1970-76 455 should be 18436572
1,3,7,2,6,5,4,8 rpm timing 600 at 12 degrees btdc
Ford 302 Firing OrderWindsor (aka small block Ford) cylinders are numbered (looking at engine from the front of the car)4 83 72 61 5Standard 289-302 firing order is 15426378. From the front of the car:3 86 74 51 2For HO (High Output/(K-Code?)) models it is 13726548. From the front of the car:7 8 2 34 51 6Boss may be different?
YES , both the 74 and the 78 F-100 302 cubic inch firing order is : 1 - 5 - 4 - 2 - 6 - 3 - 7 - 8 The distributor rotor turns COUNTERCLOCKWISE The marked # 1 position on the distributor cap faces towards the REAR
FIT:beetle 46-79- Bus 50-71- Ghia 56-74- Type 3 62-73- Thing 73-74. 4 req'd Firing order: 1-4-3-2
1970-74 Oldsmobile-built 350, 455 V8 Engine firing order: 1-8-4-3-6-5-7-2 Distributor rotation: Counter-clockwise
All V8 Chevrolet's are 1,8,4,3,6,5,7,2 with 1,3,5,7 on the left bank and 2,4,6,8 on the right with the distributor rotating clockwise.
1 - 5 - 4 - 2 - 6 - 3 - 7 - 8 ( spark plug firing order for non high output Ford 302 V8 ) The distributor rotor turns COUNTERCLOCKWISE The engine cylinders / spark plugs are numbered : FIREWALL 4 - 8 3 - 7 2 - 6 1 - 5 FRONT
Fig. 4: 1970-74 Oldsmobile-built 350, 455 V8. Engine firing order: 1-8-4-3-6-5-7-2. Distributor rotation: Counter-clockwise
on 68-74 340 engines, the #1 firing order starts at drivers side, front of engine is #1 spark plug. Rotor in distributor cap, must point in that direction and piston in that cylinder should be at top of stroke. Align distributor cap wiring #1 where rotor is pointing to. Then follow firing order clockwise at top of cap. Rear of engine 8-7 6-5 4-3 2-1 Front of engine