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Ackerly n Childs HTD rings

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Ackerly n Childs HTD rings Empty Ackerly n Childs HTD rings

Post  studly December 10th 2009, 10:05 pm

how much gap are you guys setting on a N20 motor

4.440 bore 350 max hit 250 normal hit
studly
studly

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Ackerly n Childs HTD rings Empty Re: Ackerly n Childs HTD rings

Post  Lem Evans January 3rd 2010, 10:01 pm

.024" top and .026" 2nd should work . That's using .0055" per inch of bore for the top ring .

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http://bfevansraceparts.com

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