Aeroflow Bare Big Block Chev 396-454 320cc Aluminium Cylinder Heads with 120cc Chamber (P

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Aeroflow Bare Big Block Chev 396-454 320cc Aluminium Cylinder Heads with 120cc Chamber (P

AF95-0427 - BBC 396 427 454 *PAIR* BARE

Aeroflow PerformanceSKU: AF95-0427

Product: 2.45" x 1.75" Intake Port, 1.75" x 2.00" Exhaust Port

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Price:

$2,000.63 NZD

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Instructions

Thanks for shopping at Stealth Ride. Please note - We try to keep on top of all Stock levels - If your order is urgent please let us know in the notes section of your order. Occasionally items are backordered with our suppliers - This can cause an extra 2-3 days added to your shipment. We will cancel your order if we cannot supply within your given time frame

Bare Big Block Chev 396-454 320cc Aluminium Cylinder Heads with 120cc Chamber (Pair)2.45" x 1.75" Intake Port, 1.75" x 2.00" Exhaust Port
Brand: AEROFLOW
Part Number: AF95-0427
Description:

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. Theseheads utilise ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamberdesigns produce excellent flownumbers. 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 rectangle port 320cc cylinder heads are ideal for operating in the idle to 6750 rpm range.

Additional Specifications:

Head Specifications

Material: A356 Aluminium
Chamber Chamber: 120cc
Intake Port Volume: 320cc
Intake Port Dimension: 2.45" x 1.75"
Exhaust Port Volume: 125cc
Exhaust Port Dimension: 1.75" H x 2.00" W
Exhaust PortLocation: Raised .375"
Spark Plug Location: Angled
Intake Valve Diameter: 2.25"
Exhaust Valve Diameter: 1.88"
Valve Stem Diameter: 11/32"
Valve Spring Pocket I.D.: 1.735"
Valve Guide Material: Manganese Bronze
Valve Guide O.D.: .530" (.570" at base)
Rocker Stud Thread Size: 7/16" x 14
Valve Angle: 24° Intake / 15°Exhaust
Deck Thickness: .750"

Important Information:

IMPORTANT NOTICE:

We recommend to check installed spring seat pressure & open pressure before installing your cylinder headsto make sure the spring pressure is correct for your application.

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Aeroflow Bare Big Block Chev 396-454 320cc Aluminium Cylinder Heads with 120cc Chamber (P

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