Proflow Cylinder Heads, AirMax 200, Assembled Aluminium, Ford Cleveland , 2V 68cc Chamber, 205cc Intake Runner, Pair - PFEAHF20068-2V
Proflow Cylinder Heads, AirMax 200, Assembled Aluminium, Ford Cleveland , 2V 68cc Chamber, 205cc Intake Runner, Pair - PFEAHF20068-2V is not in stock at Fast Lane Spares and will ship direct from supplier
Description
Description
Part Number: PFEAHF20068-2V
Proflow Cylinder Heads, AirMax 205, SB Ford 302, 351C, Assembled Proflow does not sacrifice quality for a low priceyou get both with our aluminium cylinder heads. The lightweight heads are cast from A-356 aluminium alloy with a large choice of Engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302,351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB, phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have stainless steel valves, High Performance valve springs, 7 degree valve locks. Perfect for your Mild or High performance Hot Rod.
SPECIFICATIONS
Material:
356 Alloy, T6
Chamber Volume:
69cc
Intake Runner Volume:
207cc
Intake Port location:
OEM
Minimum Cross Section:
2.368 square inches (min)
Exhaust Runner Volume:
120cc - high velocity
Exhaust Port Location:
Raised .080'' (near stock location)
Valve sizes:
Intake 2.10" x 5.250" (45 degree seat, custom 5 angles blended)
Exhaust 1.650'' x 5.050" (45 degree seat custom high velocity radius/blended)
Valve Guide Angles:
Canted Valve angles Intake 10.0 x 4.0 degrees Exhaust: 9.5 x 3.0 degrees
Valve Guides:
Bronze.502'' od x 11/32'' stems.570" shoulder
Valve Seat Inserts:
Intake: 2.250'' x 1.880 x 3/8 (Durabond 7000 series) Exhaust: 1.680'' x 1.430'' x 3/8
Spark Plugs:
relocated for efficient fast burn, ¾ reach, 5/8 hex, washer seat (NGKBCP7ES)
Spring Pads:
1.560'' OD / .560'' ID (1.190" Coil Bind)
Valve Spring Height:
1.960'' (with stock length valve)
Installed Height:
Int - 1.90" @ 125lbs
Exh - 1.90" @ 128lbs
Spring Rate
229 lbs
Guide seal to retainer base
0.917"
Rocker Arm Type:
7/16'' stud mounted roller rockers (1.73 ratio)
Ext Water Port:
Heads have 3/4 npt tapped hole on each end which need to be plugged if not used
Head Bolts:
Accept oem length bolts or studs
Pushrods:
5/16'' or 3/8'' (check required length)
Rocker Arm Studs:
7/16'' unc
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