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View Full Version : Rock Chucker press linkage mods



Capt. Senile
04-07-2013, 11:54 AM
Are there any mods to the Rock Chucker press linkages needed to improve swaging? Or is it pretty much good to go as is?

I've going to order a replacement ram from Chuckbuster tomorrow, so that will be covered. I'm just wondering if I should also make another set of linkages as replacements in case of breakage.

DukeInFlorida
04-08-2013, 06:44 AM
The pin that connects the BOTTOM of the ram you are buying.... Replace the factory pin with a Grade 8 bolt. Get a bolt 5-6 inches long, and use the larger unthreaded diameter under the head of the bolt, cut off and toss the threads. I broke two factory pins before figuring out this Grade 8 replacement. I believe the size is 3/8". Check the factory pin diameter, and take a caliper with you to the hardware store. I think you'll find I have the size right.

That was the only other mod I needed to make on mine.

bbailey7821
02-11-2014, 11:24 PM
L9 grade is better. PM me if you would like one.