Proflow Cylinder Heads, AirMax-B 185, Aluminium, Bare Cylinder Heads, 61cc Chamber, 185cc Intake Runner, SB For Ford 289, 302, 351W, Pair

Proflow Cylinder Heads, AirMax-B 185, Aluminium, Bare Cylinder Heads, 61cc Chamber, 185cc Intake Runner, SB For Ford 289, 302, 351W, Pair

Designed and engineered in-house, Proflow products are manufactured to the highest of standards. Proflow products are computationally optimized and tested within their own engineering department. Rapid prototypes are created to guarantee perfect fitment, as well as pleasing aesthetics. Proflow take pride in every part they make. Remember, Proflow are the leaders in performance products!

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, 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:

• Material:  A356 Aluminium
• Combustion Chamber:  61cc
• Intake Port Volume:  185cc
• Intake Port Dimension:  2.10" x 1.25"
• Exhaust Port Volume:  65cc
• 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:  11/32''
• Valve Spring Pocket I.D.:  1.55"
• Valve Guide Material:  Manganese Bronze
• Valve Guide O.D.:  .500" (.560" at base)
• Valve Angle:  20°
• Deck Thickness:  .750"

Specifications:

• Brand: Proflow
• Part Number: PFEAHF18560-BARE
• 12 Month Warranty