Quick view No Limit Fabrication 6.4 Chromoly Push Rods 08-10 Ford Super Duty Power Stroke Compare $230.53 $219.00 By far one of the cheapest upgrades you can do to increase the reliability of your modified 6.4 Powerstroke. With higher rpm's, higher boost level's or higher backpressure levels, the factory pushrods can begin to flex and/or bend. With a bent pushrod,... Add to Cart Add to Cart