MARINE FIRING ORDERS

standard           reverse

Chevrolet / GM                                          

This is an image of a flywheel

    Harmonic balancer would be opposite

 

6 Cyl - 250 / 4.1L
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.OL
V8 - 350 / 5.7L
V8 - 383 / 6.4L
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                                                 

                                     standard                              reverse

V8-318/5.2L
Std. Rotation	1-8-4-3-6-5-7-2
Reverse Rotation	1-2-7-5-6-3-4-8

 

         Ford                                                                     

                                    standard                           reverse

V8 - 302 / 5.OL
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