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waynet · 08-31-2021, 04:46 AM

Hi Folks,
I am wanting to reduce engine RPM, when cruising the highway, by increasing rear tire size on a standard 16" rim on our Mercury M47. Currently running 215/70/16 with 3 speed box and Dana 41 rear end.

Any experienced suggestions?
Thanks.

08-31-2021, 04:46 AM	#1
waynet Senior Member Join Date: Jun 2021 Posts: 101	Max Tyre Size for M47 Pickup 16" Rim Hi Folks, I am wanting to reduce engine RPM, when cruising the highway, by increasing rear tire size on a standard 16" rim on our Mercury M47. Currently running 215/70/16 with 3 speed box and Dana 41 rear end. Any experienced suggestions? Thanks.