JE shelf pistons include double spiro locks as standard equipment. These locks are ... installed by spreading the lock between 1/8" and 1/4" and rotating the ... lock into the groove in the piston pin boss ... . Wire locks are installed in much the same manner ... but require chamfered wrist pins. Wire locks tend to spread side loads over more of ... of holding the pin in place. Hook wire locks have a built in hook at the end gap. ... The purpose for this style of wire lock is to prevent rotation within the lock ... groove itself. Tru arc locks fall between these two and can be used ... sharp edge wrist pins. The advantage of tru-arc locks is ease of installation and they ... can be re-used unlike spiro locks, however they are not recommended for ... pistons originally designed to use wire locks or spiro locks will result in severe ...
Height Calculation Table Purchasing Rings with Order: Yes No Cylinder Qty: ... ________ If NOT Purchasing Rings, Please Provide Ring Set Brand And Part ... per each piston design. Single Spiro Lock Single Tru Arc Buttons Locks: Double ... Spiro Lock Wire Lock Tru Arc HookWire Pin Series: 51 52 72 93 94 95 ...