i couldn't tell you. I know that they are SB DD and that they use them for sled pulling. But i have seen numerous SB DD do big nasty holeshots like it was nothing
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98 24V Injectors, Quad Adrenalin, 4in Straight Pipe, K&N Intake, Silencer Ring Removed, Dead Pusher Pump, Georend Triple Disk Convertor and few other odds and ends in tranny All topped with a Loose Nut behind the wheel