Komatsu Wa120-3 Manual Collection. Wa120-3mc Manuals This collection contains the following manuals: Komatsu 102 series engine shop manual. This collection contains the following 3 x manuals: Komatsu ava...... 1. Komatsu 102 series engine shop manual. SA6D102E 2. Komatsu WA120-3 operation and maintenance manua... 3. Komatsu WA120-3 shop manual. WA120-3MC s/n A310... Download 16.95 USD X The seller macthree offers you 30.0% on each sale!