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Proflow Cylinder Heads, AirMax 200, SB Chev, 535HP, Aluminium, Assembled, 72cc Chamber, Angle Plug, 200cc Intake Runner, Pair - PFEAHC520072AP

SKU: PFEAHC520072AP
Contact for availability
Original price $2,140.70 - Original price $2,140.70
Original price
$2,140.70
$2,140.70 - $2,140.70
Current price $2,140.70
+ GST
Stock Status: šŸ›‘ Sold out — please contact for availability

Part Number: PFEAHC520072AP

Proflow does not sacrifice quality for a low price--you 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. They have 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, rocker arm studs, and guideplates. Perfect for your Mild or High performance Hot Rod.

SPECIFICATIONS

Combustion ChamberĀ  Ā 72 cc
Intake Port VolumeĀ  Ā 200 cc
Intake Port DimensionsĀ  Ā 2.185 (H) x 1.265ā€ (W)
Exhaust Port VolumeĀ  Ā 70 cc
Exhaust Port DimensionsĀ  Ā 1.460ā€ (H) x 1.565ā€ (W)
Spark Plug LocationĀ  Ā Angled
Intake Valve DiameterĀ  Ā 2.010ā€
Exhaust Valve DiameterĀ  Ā 1.60ā€
Valve Stem DiameterĀ  Ā 11/32ā€
Valve Spring Pocket IDĀ  Ā 1.49ā€
Valve Guide ODĀ  Ā 0.530ā€ (0.570ā€ at base)
Maximum Valve LiftĀ  Ā 0.540ā€
Rocker Stud Thread SizeĀ  Ā 7/16ā€-14
Valve Angle   23°
Ā Deck ThicknessĀ  Ā 0.630ā€
Installed Spring HeightĀ  Ā 1.790ā€ @ 132lbs

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