Editing GM firing orders
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==Overview== | ==Overview== | ||
Firing orders for GM engines. | Firing orders for GM engines. | ||
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==Chevrolet== | ==Chevrolet== | ||
[[Image:Chevy_firing_orders.jpg]] | [[Image:Chevy_firing_orders.jpg]] | ||
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*In the case of reverse rotation marine engines where the distributor rotation is opposite of a standard rotation engine, the reverse rotation firing order becomes '''1-2-7-5-6-3-4-8'''. | *In the case of reverse rotation marine engines where the distributor rotation is opposite of a standard rotation engine, the reverse rotation firing order becomes '''1-2-7-5-6-3-4-8'''. | ||
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==Buick== | ==Buick== | ||
===Buick V8=== | ===Buick V8=== | ||
− | [[File:Buick | + | [[File:Buick firing order.jpg|border|250px|]] |
*The 1970 Buick 350 ci engine 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 viewed from in front of the car. | *The 1970 Buick 350 ci engine 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 viewed from in front of the car. | ||
− | *1963- | + | *1963-66' 401 and 425 ci 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 viewed from in front of the car. |
*The 1964-'66 300 and 340 ci 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 viewed from in front of the car. | *The 1964-'66 300 and 340 ci 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 viewed from in front of the car. | ||
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===Buick V6=== | ===Buick V6=== | ||
[[File:Buick V6 firing order2.jpg]] | [[File:Buick V6 firing order2.jpg]] | ||
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==Oldsmobile== | ==Oldsmobile== | ||
[[File:Olds firing order.jpg|border|250px|]] | [[File:Olds firing order.jpg|border|250px|]] | ||
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==Pontiac== | ==Pontiac== | ||
[[File:Pontiac firing order.jpg|border|260px|]] | [[File:Pontiac firing order.jpg|border|260px|]] | ||
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==Cadillac== | ==Cadillac== | ||
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*1-5-6-3-4-2-7-8 | *1-5-6-3-4-2-7-8 | ||
*Clockwise rotation | *Clockwise rotation | ||
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− | ===4. | + | ===4.1 and 4.5 L=== |
[[File:Cad 4.1-4.3 L fo.jpg|frame|left|4.1 and 4.5 L]] | [[File:Cad 4.1-4.3 L fo.jpg|frame|left|4.1 and 4.5 L]] | ||
<br style="clear:both"/> | <br style="clear:both"/> | ||
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[[Category:Engine]] | [[Category:Engine]] | ||
[[Category:Firing orders]] | [[Category:Firing orders]] | ||
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