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Marine Engines and Parts Info

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Marine Firing Orders

These are the firing orders on most inboard Marine Engines available in boats. Your boat can come with both standard and a reverse rotation engine. Please see below your engine and firing orders for your boat. Any questions please call us at 1-773-586-3577.

General Motors

6 Cyl – 250 / 4.1L454 Marine
Std. Rotation                                     1-5-3-6-2-4
Reverse Rotation                              Not Used

 

V6 – 262 / 4.3L                                
Std. Rotation                                     1-6-5-4-3-2
Reverse Rotation                              1-2-3-4-5-6

V8 – 305 / 5.0LReverse Rotation
V8 – 350 / 5.7L
V8 – 454 / 7.4L

Std. Rotation                                     1-8-4-3-6-5-7-2
Reverse Rotation                              1-2-7-5-6-3-4-8

 

 

Chrysler

V8 – 318 / 5.2L
V8 – 360 / 5.9L
V8-383/6.4L

Std. Rotation                                     1-8-4-3-6-5-7-2
Reverse Rotation                              1-2-7-5-6-3-4-8

 

 

Ford

V8 – 302 / 5.0L
Std. Rotation                                     1-5-4-2-6-3-7-8
Reverse Rotation                              1-8-7-3-6-2-4-5

V8 – 351W / 5.8L                
Std. Rotation                                     1-3-7-2-6-5-4-8
Reverse Rotation                              1-8-4-5-6-2-7-3

V8 – 460 / 7.5L
Std. Rotation                                     1-5-4-2-6-3-7-8
Reverse Rotation                              1-8-7-3-6-2-4-5