12-Point Nut, Chrome Moly Black Oxide 660hp Both intercoolers come with a

Both intercoolers come with a 3" inlet and outlet

The Aeroflow Performance small block Ford Windsor cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price

Imperial kit includes male and female

11 PSI Internal Wastegate Turbine Housing Option

5 Bar or 22psi boost)

12-Point Nut, Chrome Moly Black Oxide 660hp Both intercoolers come with a7 16" UNF Thread, 1 2" Socket (10 Pack) Part Number : AR300 8333 11available In A Variety Of Sizes To Suit Your Needs, All Arp 12 point Nuts Are Constructed From Aerospace Quality Materials And Meet Their High Standards Of Excellence. Rated 180,000 Psi Tensile Strength.