By Heather Burlingame, Senior Production Editor | September 28, 2010

The Tier 3 C4.4 ACERT diesel comes in mechanical and electronic versions. The mechanical has a two-valve head, rotary fuel injection pump, single vee-belt design and optimized inlet manifold temperatures above 75 bkW. The electronic has an electronic fuel-management system and is available with outputs from 62 to 112 bkW.

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