2.5 Liter 4 cylinder is 1-3-4-2 4.3 Liter V6 is 1-6-5-4-3-2
The firing order for a 1987 4.3L Chevy Astro Van is 1-6-5-4-3-2. The cylinder numbering starts from the front of the engine, with cylinder 1 on the driver's side. Make sure to follow the correct firing order when setting the ignition timing or replacing spark plugs to ensure proper engine operation.
If it is a Chevy V-8 18436572
The firing order for a 1987 Chevy Celebrity with the 2.5L 4 cylinder engine is: 1 3 4 2
the fireing order is 123456
I would like to know the firing order on a 1987 Chevy s-10 pick up with a 4.3 lt. The firing order for that 4.3 V6 is 1, 6, 5, 4, 3, 2.
depends on RPMs
1, 3, 4, 2
700R4 transmission.
18436572
figuratively yes but unadvisable
Hi I Own a 1987 Z24 with the same engine your asking about. I also have the GM service repair manual. The firing order is 1-2-3-4-5-6. I hope that helps?!
what is the firing order for a 1987 mercury cougar v8