Aeroflow Complete Small Block Ford Windsor 289-351 185cc CNC Ported Aluminium Cylinder He

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Aeroflow Complete Small Block Ford Windsor 289-351 185cc CNC Ported Aluminium Cylinder He

AF95-2348 - SBF CNC 185cc ALLOY HEADS ASSE

Aeroflow PerformanceSKU: AF95-2348

Product: 2.10" x 1.25" Intake Port, 1.35" x 1.35" Exhaust Port

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$3,483.89 NZD

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Complete Small Block Ford Windsor 289-351 185cc CNCPorted Aluminium Cylinder Heads with 58cc Chamber (Pair)2.10" x 1.25" Intake Port, 1.35" x 1.35" Exhaust Port
Brand: AEROFLOW
Part Number: AF95-2348
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 small block Ford Windsor cylinder heads are designed for street / race performance engines to give the ultimate in flow at a budget price. Made from A356 aluminium castings with fully CNC’d ports and combustion chambers. The 185cc cylinder heads are ideal for operating in the idle to 6500 rpm range.The complete heads include larger then stock 1.32" diameter dual valve spring to handle up to .600" maximum lift. Suits flat tappet and hydraulic roller camshaft.

Note: These heads are drilled for 1/2" head bolts. If using a 7/16" bolt, you must use a head boltbushing kit or step down head bolts.

Additional Specifications:

Head Specifications

Material: A356 Aluminium
Chamber Chamber: 58cc
Intake Port Volume: 185cc
Intake Port Dimension: 2.10" x 1.25"
Exhaust Port Volume: 63cc
Exhaust Port Dimension: 1.35" H x 1.35" W
Spark Plug Location: OEM
Intake Valve Diameter: 2.02"
Exhaust Valve Diameter: 1.60"
Valve Stem Diameter: 8mm
Valve Spring Pocket I.D.: 1.55"
Valve Guide Material: Manganese Bronze
Valve Guide O.D.: .500" (.560" at base)
Rocker Stud Thread Size: 7/16" x 14
Valve Angle: 20°
Deck Thickness: .750"

Valve Spring Specifications

Installed Height: 1.850"
Installed Pressure: 125lbs
Open Pressure: 325lbs @ 500"
Maximum Lift: .600" @ 1.160"
Coil Bind: 1.070"
Spring Outside Diameter: 1.320"
Spring Inside Diameter: 0.680"
Spring Free Length: 2.300"
Valve Spring Retainer Outside Diameter: 1.250"
Valve Spring Inside Diameter: 0.410"
Valve Spring Retainer Step 1: 0.880"
Valve Spring Retainer Step 2: 0.650"
Valve Spring Locator Outside Diameter: 1.400"
Valve Spring Locator Inside Diameter: 1.330"

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 Complete Small Block Ford Windsor 289-351 185cc CNC Ported Aluminium Cylinder He

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