Editing GM firing orders

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==Overview==
Firing orders for GM engines.

==Chevrolet==
[[Image:Chevy_firing_orders.jpg]]

==Buick==
===Buick V8===
[[File:Buick firing order.jpg|border|250px|]]
*The 1970 Buick 350 has a firing order of 1-8-4-3-6-5-7-2 and the rotor spins counterclockwise. The number 1 distributor cap terminal is at 5 o'clock if standing in front of the car.
*1963-66' 401 and 425 cid Buick engines have a firing order 1-2-7-8-4-5-6-3 and the rotor spins clockwise . The number 1 distributor cap terminal is between 8 and 9 o'clock if standing in front of the car.
*The 1964-66' 300 and 340 cid Buick engines have a firing order of 1-8-4-3-6-5-7-2 and the rotor spins clockwise. The number distributor cap terminal is at the 4 o'clock position if standing in front of the car.


===Buick V6===
[[File:Buick V6 firing order2.jpg]]


==Oldsmobile==
[[File:Olds firing order.jpg|border|250px|]]


==Pontiac==
[[File:Pontiac firing order.jpg|border|260px|]]


==Cadillac==
===331, 365, and 390 V-8 1962-back===
[[File:Cad firing order 390 62-back.jpg|frame|left|1962-back 331, 365, and 390 ci with counterclockwise distributor rotation]]
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===390, and 429 ci 1963-up ===
*1-8-7-2-6-5-4-3 
*Clockwise rotation

===368, 425, 472, and 500 ci 1968-up ===
*1-5-6-3-4-2-7-8 
*Clockwise rotation

===4.1 and 4.5 L===
[[File:Cad 4.1-4.3 L fo.jpg|frame|left|4.1 and 4.5 L]]
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===Northstar=== 
*1-2-7-3-4-5-6-8



[[Category:Engine]]
[[Category:Firing orders]]