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ProMAXX Cylinder Heads_Ford FE Series_MAXX_170cc_2.200/1.730_72 cc
ProMAXX Cylinder Heads

Photo may not be actual product
 


Optional Cylinder Heads:

PMX-9173 Hydraulic Flat Tappet
PMX-9174 Hydraulic Roller


The Pro MAXX MAXX Series is taking the lead in affordable performance cylinder heads to the next level, since there are no comparable cylinder heads available. The all new ProMAXX ultra smooth, Grade A 356-T6 aluminum casting, is CNC machined to create the perfect platform for newly developed runner and chamber designs. This is combined with a 5 angle competition valve job, diamond honed bronze guides, hand bowl blending and professional assembly....all performed right here in the United States. ProMAXX MAXX Series cylinder heads produce out of box performance that outperforms anything in it's class.

  • 170cc Intake runner
  • Ultra smooth 356-t6 Aluminum
  • Hand bowl blended
  • Unshrouded chamber
  • Diamond honed guides
  • Large spring pockets
  • 5 angle valve job
  • Precision CNC machining
  • Multiple spring options


Assembled heads feature:
  • One piece stainless steel valves
  • 21-4N back cut, swirl polished
  • Multiple spring options
  • Designed, machined and assembled in the USA

Item# Item Name Price Qty Add
PMX-9174 MAXX_Ford FE_170cc_H/R_.700 Max Lift
$2,030.00
PMX-9173 MAXX_Ford FE_170cc_HFT_.600 Max Lift
$1,850.00
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Flow Chart:

Flow Data: cfm @ 28 inches of Water
Lift .100 .200 .300 .400 .500 .550 .600
Intake 91
161 204 245 274 277 280
Exhaust 66 118 152 178 190 197 202




Technical Specs:
Item Code PMX-9173-000
Vendor ProMAXX Performance Products
Product Type Cylinder Heads
Product Model MAXX Series
Engine Family Ford - FE Series
Material 356-t6 cast aluminum
Weight 55 lbs
Combustion Chamber 72 cc
Plug Orientation Straight
Intake Runner 170 cc
Exhaust Runner 125 cc
Intake Valve Diameter 2.200
Exhaust Valve Diameter 1.730
Valve Seats Hardened Steel
Valve Guides Manganese Bronze
Valve Seals Viton
Standard Retainers Steel
Valve Job Type 5 Angle
Head Bolts ARP 155-3601
Valve Spacing OEM
Intake Gaskets Fel-Pro 1247
Exhaust Gaskets Fel-Pro 1442
Head Gaskets Fel-Pro 1020
Spark Plug .750 Reach Gasket Seat
Torque Specifications




Valve Spring Pressures:

Hydraulic Flat Tappet - .600 Max Lift:
Closed 145 lbs @ 1.950
Open 350 lbs @ 1.350

Hydraulic Roller - .700 Max Lift:
Closed 175 lbs @ 2.000
Open 525 lbs @ 1.300




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Cylinder Heads > ProMAXX Cylinder Heads > Ford _ FE Series