Seals-It Firewall Grommet 4.00" O.D. Blank RU001003L Billet stock style neck that

Billet stock style neck that accepts the stock cap

Fits manual transmission sticks with 3/8-16

and marine engines

Improved Spark Output For Snappy Throttle Response

35 mm Long

Seals-It Firewall Grommet 4.00" O.D. Blank RU001003L Billet stock style neck thatProduct Description: Firewall Grommet 1 Hole 4 in OD Aluminum Rubber Black Sold Individually From asphalt and dirt track racers Seals It rod end seals get the job done. In business for over 25 years, Seals It manufactures seals, grommets, and other automotive products for many industries including NASCAR, motorsports, and 4x4 off road vehicles, as well as agricultural, aerospace, transportation, and other applications.