Firing order
Various firing orders for different engine layouts
Although the vast majority of automobile engines rotate clockwise as viewed from the front, some engines are designed by the manufacturer to rotate counter-clockwise to accommodate certain mechanical configurations.

Firing order

Section Title: Various firing orders for different engine layouts
Table Section Text: Although the vast majority of automobile engines rotate clockwise as viewed from the front, some engines are designed by the manufacturer to rotate counter-clockwise to accommodate certain mechanical configurations.

number of cylinders	firing order	example

1	1	Curved Dash Oldsmobile

2	1-2	Buick Model B, C, F, G, 14

3	1-2-3 1-3-2	Saab two-stroke, Perodua Kancil engine BMW K75 engine, Subaru Justy engine

4	1-3-4-2 1-2-4-3 1-3-2-4 1-4-3-2	Most straight-4s, Ford Taunus V4 engine Some British Ford and Riley engines, Ford Kent engine, Riley Nine Subaru 4-cylinder engines, Yamaha R1 crossplane Volkswagen air-cooled engine

5	1-2-4-5-3 1-3-5-4-2	Straight-five engine, Volvo 850, Audi 100 GM Atlas engine

6	1-5-3-6-2-4 1-4-3-6-2-5 1-6-5-4-3-2 1-2-3-4-5-6 1-4-2-5-3-6 1-4-5-2-3-6 1-6-3-2-5-4 1-6-2-4-3-5 1-6-2-5-3-4 1-4-2-6-3-5	AMC straight-6 engine, Chrysler Slant-6 engine, Mercedes-Benz M104 engine, Maserati 3500 GT I6, Volkswagen VR6 engine, Opel Omega A, Nissan L Engine Mercedes-Benz M272 engine, Volkswagen V6's (both engines are 90-degree V6's) GM 3800 engine, Rover KV6 engine General Motors 60° V6 engine, Mazda JE 3.0 litre 60-degree V6 engine, Chrysler Pentastar engine, Ford Cologne V6 engine, Ford Essex V6 engine (UK) Chevrolet Corvair Subaru Alcyone/XT-6/Vortex ER-27 Flat-6 Porsche Boxster Flat-6 Maserati Quattroporte IV V6-4AC-24 Toyota HZ engine

7	1-3-5-7-2-4-6	7-cylinder single row radial engine

8	1-8-7-3-6-5-4-2 1-8-7-2-6-5-4-3 1-8-4-3-6-5-7-2 1-6-2-5-8-3-7-4 1-5-6-3-4-2-7-8 1-5-4-8-7-2-6-3 1-5-4-8-6-3-7-2 1-5-4-2-6-3-7-8 1-5-3-7-4-8-2-6 1-3-7-2-6-5-4-8 1-3-6-8-4-2-7-5 1-2-7-8-4-5-6-3 1-2-7-3-4-5-6-8	Nissan VK engine GM LS engine Chrysler and Dodge V8s, Chevrolet Small-Block engine, Pontiac, Rover V8, Toyota UZ engine Straight-8 Cadillac V8 engine 368, 425, 472, 500 only BMW S65 Ford Modular 5.0, Ford Flathead, Bentley L410 V8 (from 1959 to 1986) Ford Small Block 221/255/260/289/302, Ford FE engine series 352/360/390/406/410/427/428, 385 Series Big Block 429/460 Ferrari V8's, (all are flat-plane crank) Porsche 928, Ford 351 Windsor, 5.0 H.O.

9	1-3-5-7-9-2-4-6-8	9-cylinder single row radial engine Lycoming R-680-13 engine

10	1-10-9-4-3-6-5-8-7-2 1-6-5-10-2-7-3-8-4-9 1-8-7-6-5-4-3-10-9-2	Dodge Viper V10 BMW S85, Ford V10 Isuzu 10PE1

12	1-7-5-11-3-9-6-12-2-8-4-10 1-7-4-10-2-8-6-12-3-9-5-11 1-4-9-8-5-2-11-10-3-6-7-12 1-12-5-8-3-10-6-7-2-11-4-9 1,12,7,6,3,10,11,2,5,8,9,4 1,12,4,9,2,11,6,7,3,10,5,8	2001 Ferrari 456M GT V12 1997 Lamborghini Diablo VT Caterpillar Inc. 3412E Audi VW Bentley W12 engine Rolls-Royce Merlin 2011 Lamborghini Aventador

14	1L-1R-2L-2R-4L-4R-6L-6R-7L-7R-5L-5R-3L-3R	(Wärtsilä)-Sulzer 14ZV40/48 V14 marine diesel

16	1-12-8-11-7-14-5-16-4-15-3-10-6-9-2-13	2003 Cadillac V16 engine

Sentence(s)

The firing order of 7 cylinder engine is 1-3-5-7-2-4-6.
The firing order will be 1-3-5-7-2-4-6 for 7 cylinders.
The firing order will be 1-3-5-7-2-4-6 for 7 cylinders.

final_sentence: The firing order of 7 cylinder engine is 1-3-5-7-2-4-6.
final_sentence: The firing order will be 1-3-5-7-2-4-6 for 7 cylinders.
final_sentence: The firing order will be 1-3-5-7-2-4-6 for 7 cylinders.