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Checking your Turbo firing pin travel Firing pin travel is the distance (D1) measured from the rear of the closed uncocked bolt while the bolt is held continuously to the rear. I use a piece of surgical tubing wrapped around the front of the bolt handle near the action and around the butt...

Anthony DiOrio V-3 new action developement - Lawrence Beasley I have two of the new Gen II V-3's with a B&A on one and a Flavio Fare' on the other. Both work reliably and are set to break at .5 ounce.

Gerry - Changing Firing Pin Travel Changing Firing Pin Travel The ultimate object is to precisely measure the depth of the of the firing pin indentation in the case head. I collect fired cases at the range by catching them as they are ejected. At home I measure the penetration depth of each...

Lock Time in the V-3 GenII I don't know for sure how the design of the new V-3 GenII will affect lock time. However, it seems to me that a firing pin that travels .125" after release should have quicker lock time than a firing pin that must travel .205" after release. Anthony DiOrio once told...

Update on Turbo V-3 Gen II I have a new Turbo V-3 Gen II with about 1,400 rounds through it. The firing pin travel is now set at .139". I recently shot some Lapua and Eley ammo at the range. The Eley had an average crescent firing pin penetration of .0239" with an extreme spread of .0008". The...

Spring Degradation I like the direction of Anthony's new action because it compresses the spring less than prior Turbo products. I have for years tried to monitor (manage?) spring degradation by catching a few fired case every time I go to the range and measure them for case head penetration...

Anthony DiOrio V-3 new action developement Anthony Diorio has brought something new to the three lug rimfire action ignition world. I bought a couple of the new DiOrio actions which will give superior case head penetration, increased firing pin spring life and reduced bolt lift effort in a...