Bestselling Smeding Diesel 24v Cummins Performance Push Rods 55% Off - Today Only [34YnEIpN]
As cylinder pressures, springs pressure and rpm increase, the stress on your factory pushrods increases far beyond the level of stress your factory pushrods were designed for. If you are above 500hp with your ISB you need to upgrade to the heavy duty
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If you are over 750hp with your ISB, the cylinder pressures dictate that you step up to our extreme duty pushrods which consist of a 3/8" .120" wall intake pushrod and a 7/16" .120" exhaust pushrod.
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