Dart Part #66613550, 7/16 and 3/8 X 3.550 for Aluminum Blocks. Tick Performance is proud to be a warehouse distributor for the entire Dart Machinery, LTD product line. If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email for assistance!
All warranty questions, claims or otherwise should be directed toward the manufacturer, Dart.
