GeoRipper - GR20 FourStroke Mini Trencher with Makita EK7651H - 20" Bar
Makita 14 in. 75.6 cc MM4 4-Stroke Engine Power Cutter and 14 in. Diamond Blade, Segmented, General Purpose, Contractor 3/pk EK7651H-B-69646 - The Home Depot
Makita EK7651H 4 Stroke Power Saw - YouTube
Makita EK7651H 14" 4-Stroke Power Cut Saw - Tool Authority
Makita USA - Product Details -EK7651H
Makita EK7651H: Petrol Concrete Cutter, 355mm, 75.6cc, 4300rpm, 14.2k