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hecmanortiz · 03-31-2010, 08:31 AM

What are the differences between piston and rotary compression testers? I have a buddy who has a piston compression tester and this is something I wouldn't use frequently so why spend the money on one for use maybe twice.

Tks.

03-31-2010, 08:31 AM	#1
hecmanortiz Rotary Fan in Training Join Date: Aug 2009 Location: Hamilton, Ohio Posts: 40 Rep Power: 0	Compression Tester What are the differences between piston and rotary compression testers? I have a buddy who has a piston compression tester and this is something I wouldn't use frequently so why spend the money on one for use maybe twice. Tks.