Aeroflow Cylinder Heads BBC 396-454 290cc with 112cc Chamber Pair AF95-2409
(Prior to Dispatch)
Aeroflow Cylinder Heads BBC 396-454 290cc with 112cc Chamber Pair
The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilize ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamber designs produce excellent flow numbers. This combined with a 5-angle competition valve job, diamond-honed bronze guides, hand bowl blending and professional assembly help to outperform some of the best brands in the business.
The Aeroflow Performance big block Chevy cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price. These heads flow 364cfm! Best suited for high revving 454, or 502ci up Big Blocks. Made from A356 aluminium castings, these oval port 290cc cylinder heads are ideal for operating in the idle to 6750 rpm range. The complete heads include larger then stock 1.625" diameter dual valve spring to handle up to .850". Suits solid roller camshafts.
Installed Components
Intake Valves: 2.25" x 5.49" x 11/32", part no. AF59-4271
Exhaust Valves:1.88" x 5.42" x 11/32", AF59-4272
Valve Springs: 1.65" Dual spring, partno. AF59-4273
Valve Retainers: 10 11/32", part no. AF59-4274
Valve Locks: 10 11/32" part no.AF59-4275
Valve Seals: 11/32" x .530"