Originally Posted by Dusty53
Appreciate the information as I've been contemplating the swap. Maybe some other Bolters will share their experience?

Dusty -- For awhile, I ran the 216/4.10/4-speed SM420/17-inch wheel combo on my 3804. My truck could maintain 70-ish on a flat just fine (but you could tell that was all there was wink ) but as soon as I hit a headwind (or even much of a breeze, let alone wind) or any kind of a hill, it went to 55. A real hill meant dropping a gear. or two ... Not really a show stopper, just more of a slight annoyance at times. And in the back of my mind, I was always worried about what running at the upper right corner of the "Horsepower/thrust Curve" was doing to my valiant splasher 216...

Then I switched to a 261 and ... well, I no longer have these issues wink And the still-good 216 is sleeping peacefully in the corner... for now ...

Just my data point FWIW.

John


~ John

A kid raised on Hotwheels, Matchbox and Tonka cannot be reasonably expected to own only one vehicle as an adult.

1949 Chevrolet 3804
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