Introduction P OWER T ECH 4.5/6.8 L Engines With Electronic Fuel Systems (Tier 2 Emission Certified) (Four-Valve Cylinder Head Models) RG12199 –UN–24MAY02 RG12200 –UN–24MAY02 6068HF475 Engine Shown (Level 11 Electronic Fuel System With Denso High Pressure Common Rail) 6068HF475 Shown P OWER T ECH is a trademark of Deere & Company OURGP11,000018B –19–12FEB04–1/1 021604 PN=8