Aeroflow AF95-2393 Complete 3V 235cc Alloy Heads Pair for Ford Cleveland V8 351

Aeroflow

Complete 3V Ford Cleveland 351 235cc Aluminium Cylinder Heads with 74cc Chamber (Pair)

2.05" x 1.60" Intake Port, 1.61" x 1.50" Exhaust Port

AF95-2393

SOLD AS A 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 Ford Cleveland 3V cylinder heads are designed for street / race performance engines to give the ultimate in flow at a budget price. Made from A356 aluminium castings the 235cc cylinder heads are ideal for operating in the idle to 6500 rpm range. The complete heads include larger then stock 1.550" diameter single valve spring to handle up to .630" maximum lift. Suits flat tappet and hydraulic roller camshaft. Sold as a pair. Rocker studs and guide plate sold separately.

Specifications

Head Specifications

• Material: A356 Aluminium
• Chamber:  74cc
• Intake Port Volume: 235cc
• Intake Port Dimension: 2.05" x 1.60"
• Exhaust Port Volume:  125cc
• Exhaust Port Dimension: 1.61" H x 1.50" W
• Exhaust Port Location:  Raised .080"
• Spark Plug Location:  OEM
• Intake Valve Diameter: 2.100"
• Intake Valve Length: 5.275"
• Intake Valve Tip: 0.250"
• Exhaust Valve Diameter: 1.65"
• Exhaust Valve Length: 5.060"
• Intake Valve Tip: 0.250"
• Valve Stem Diameter: 11/32"
• Valve Spring Pocket I.D.: 1.570"
• Valve Guide Material: Manganese Bronze
• Valve Guide O.D.: .530 Valve Stem Seal
• Rocker Stud Thread Size: 7/16" x 14
• Valve Angle: 10°
• Deck Thickness:  .750"

Valve Spring Specifications

• Installed Height: 1.900"
• Installed Pressure: 120lbs
• Open Pressure: 270lbs @ 500"
• Maximum Lift: .630"
• Coil Bind: 1.170"
• Spring Outside Diameter: 1.550"
• Spring Inside Diameter: 1.145"
• Spring Free Length: 2.300"
• Valve Spring Retainer Outside Diameter: 1.495"
• Valve Spring Retainer Step 1: 1.120"
• Valve Spring Retainer Step 2: 0.637"
• Valve Spring Locator Outside Diameter: 1.700"
• Valve Spring Locator Inside Diameter: 1.532"

Suggested Components

• Head Gasket: Cometic C5871-040 or C5871-060
• Intake Gasket: (1.88" x 2.65" Port Size): CHI IG3V225F-060
• Exhaust Gasket: (1.56" x 1.98" Port Size) Fel-Pro 1430
• Head Bolts: ARP 154-3604 or 254-3704 or Aeroflow AF37-2120
• Head Studs: ARP 154-4003 or Aeroflow AF37-2020
• Spark Plugs: (14mm x 3/4" reach with flat gasket seat) Champion RC9YC

IMPORTANT NOTICE:

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