PWR 12 AN Male O-Ring Inlet 6 AN Male Outlet Check Valve - Black 1620810020 while the large 3" opening

while the large 3" opening helps when refueling

but after that you will use less paint

Jack Bolt Collar

WeatherproofFlag Pole Mounting BracketHigh GainMast diameter accepted is 1-3/16" to 2-7/16" - UHF Connector

Eliminates OE By-Pass & Bolts to the Mounting Holes Inside Oil Filter Pocket

PWR 12 AN Male O-Ring Inlet 6 AN Male Outlet Check Valve - Black 1620810020 while the large 3" openingProduct Description: Check Valve 12 AN Male O Ring Inlet 6 AN Male Outlet Aluminum Black Anodized C&R, PART OF PWR ADVANCED COOLING TECHNOLOGY After decades of providing quality cooling solutions for top US race teams and performance automotive builders, C&R joins the PWR family of companies, delivering the latest cooling technology for every condition. Founded by Chris Paulsen in 1988, C&R Racing, Inc. started as a specialty machine and fabrication