Vibrant Tank Weld Bung with Thread on Cap, Black, 1.50" O.D. - 11289 Bar 600145-03 is a flywheel kit

600145-03 is a flywheel kit for various Mazda RX-7 and RX-8 applications and comes complete with an ACT counterweight

The special water neck designs eliminate the cutting that would otherwise be involved with some RBC applications and the supplied thermal-insulated intake manifold gasket makes for a truly bolt-on installation (no drilling or modifying required)

efficient aluminum BMW radiator

Nissan 300ZX

Vibrant Tank Weld Bung with Thread on Cap, Black, 1.50" O.D. - 11289 Bar 600145-03 is a flywheel kitVibrant Performance Tank Weld Bungs are available in 6061 Aluminum and also include thread on caps that are available in either a Polished or Anodized Black finish. The improved flange design resists warping during welding. Do NOT weld the bung with the threaded cap installed.