Buy 7.3 Powerstroke Engine (2026)

: Often referred to as "OBS" (Old Body Style), these featured lower power ratings (starting at 215 hp / 425 lb-ft).

: Often develop soot-leaking cracks, which reduces boost and increases exhaust gas temperatures (EGTs). buy 7.3 powerstroke engine

: This engine requires 15 quarts of 15W-40 diesel-rated oil and roughly 32–34 quarts of heavy-duty diesel coolant with supplemental coolant additives (SCA) to prevent cavitation. Pre-Purchase Inspection Checklist : Often referred to as "OBS" (Old Body

: In northern climates, the oil pan is prone to rusting through. Replacing it is labor-intensive as it often requires pulling the engine. 7.3 FORD POWERSTROKE Buyers Guide buy 7.3 powerstroke engine