Drew Shotgun Silencer Users!
#21
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The holes are to let some exhaust go through then you adjust the springs for what rpm you want the flaps to open for racing.
If you don't or didn't have holes in the flaps, you had copies!!!
If you don't or didn't have holes in the flaps, you had copies!!!
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Padraig (08-23-2021)
#23
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#24
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#26
Charter Member # 55
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For SB's post, he meant to type SOME and not dime.
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