Pettit Racing Air Separator Tank - Swirl pot FD3S

    Pettit Racing's Air Separator Tank now incorporates swirl pot action, hence AST-SP. The redesigned part further improves system efficiency by more effectively removing entrained air circulating with the coolant. A very simple design change, they moved the inlet tube to a position that causes the inflow of coolant to create a swirling action. The AST_SP also benefits from a billet cap neck and hose nipples, all CNC machined from 6061 T6 aluminum then beautifully tig welded in the USA to the highest standards by some of the best welders on the planet. Offered in black textured powder coat or mill finish suitable for polishing, both come with a 13lb lever vent safety cap, clamps & fasteners. The new AST-SP accomplishes two jobs: Improves System Efficiency Removing entrained air (tiny air bubbles) circulating with the coolant. Improves heat transfer, especially when racing or spirited driving puts demands on the cooling system. Added Protection Removing air from the system also hel