Next time you are needing to locate Top Dead Center on your hot rod's engine, let Mr. Gasket lend a hand. Our TDC indicator threads into 14mm or 18mm threaded spark plug holes. It whistles on the compression stroke and stops whistling at approximately Top Dead Center. Just a few of the many examples of when needed are, timing chain inspection or replacement, distributor installation and cylinder leak down.

Features:
  • Whistles on the compression stroke and stops whistling at approximately Top Dead Center
  • Whistle is attached to hose with 14mm and 18mm spark plug threads
  • Can be used to locate approximate Top Dead Center for cylinder leak testing
  • Great for distributor installation
  • Handy for individual cylinder valve adjustment
  • Quick and easy to use
  • More From This Category

    COMP Cams Pushrod, High Energy 9.677 in. Long, 5/16 in. Diameter Set of 12

    COMP Cams Pushrod, High Energy 9.677 in. Long, 5/16 in. Diameter Set of 12

    $74.22

    COMP Cams Pushrod, Hi-Tech, Chromoly, Heat-Treated, One-Piece 9.250 in. Long, .135 in. Wall, 3/8 in. Diameter, Set of 16

    COMP Cams Pushrod, Hi-Tech, Chromoly, Heat-Treated, One-Piece 9.250 in. Long, .135 in. Wall, 3/8 in. Diameter, Set of 16

    $548.11

    COMP Cams Pushrod, Magnum, Each Length Checker 10.200 in. to 11.500 in.

    COMP Cams Pushrod, Magnum, Each Length Checker 10.200 in. to 11.500 in.

    $38.96