Condition: New Brand: MALLORY Manufacturer Part Number: 639-4 THIS IS A "BRAND NEW ITEM" YOU ARE BIDDING ON A Mallory 639-4 HyFire IV Launch Stage Controller Kit Adj 2000-9000 RPM DRAG RACE PART NUMBER MAL 639-4 Launch Control; HyFire IV; Stage Controller; Adjustable From 2000-9000rpm In 200rpm Increments New in original packaging. Includes stage control box with wiring and attaching hardware. ...
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