By Walt Moore, Senior Editor | September 28, 2010

Included in Weber's four-model product range of vibratory tampers are two models (SRV 62 and SRV 66) that use a four-cycle gasoline engine, a 3.4-horsepower Honda and 4.1-horsepower Robin, respectively. These gas models, respectively, weigh in at 143 and 159 pounds, and have maximum percussion rates of 700 and 670 bpm. The remaining two models are diesel powered; model SRX 75D uses a 4.2-horsepower Yanmar, and model SRX 75 DH uses a 4.9-horsepower Hatz. Operating weights are 171 and 179 pounds, respectively, and maximum percussion rate for both is 670 bpm.