Joel Morrow has long been a proponent of pushing fuel efficiency possibilities. He’s what I’d call a Super Spec’er. Morrow charges headlong into the nitty gritty equipment details to eke out another fraction of a percentage of fuel efficiency because if he does that enough times throughout a spec, it turns into big bottom-line savings. … Continue reading The case for 6×2 axle spec and faster ratios with Joel Morrow