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JSJ DIESEL SALES

South Florida's #1 Truck Diesel Engine Dealer!

We Sell:  Good Used / Surplus / New / Reman / Rebuilt
Diesel Truck Engines!

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Mack E-TECH EGR 427 Engines
Diesel Truck Engines

E-TECH EGR engines tuned around 427 HP—transition-era emissions design with EGR and related components.

  • Approx. 427 HP rating (confirm via ECU)
  • EGR system with emissions-era sensors
  • Good torque for regional/vocational work

Buyer’s Notes (What to Look For)

  • Scan for EGR flow efficiency and sensor agreement
  • Inspect wiring/connector integrity and heat shielding
  • Check CAC pressure and cooling stack cleanliness

Common Service Items

  • EGR cooler fouling over time
  • Differential pressure sensor drift
  • Harness chafe causing intermittent faults
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Complete List Of All Mack Diesel Truck Engines We Sell