R/C Tech Forums - View Single Post - Some Hyper 7 TQ Sport help with break-in please.
Old 02-10-2009, 03:07 PM
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Jaz240
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Use 20% Nitro for break in, use Mcoy Plugs The Hyper .21 likes either the MC8 (medium, or the MC59 Hot. 1 shim..
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