ProMaxx Performance Products Cylinder Heads Maxx FE 170 2.09/1.66/72cc Chamber Multi-Angle Valve Job Hand Bowl Blended Fully Assembled
9172 (Sold in Pairs)
The Ford FE Maxx 170 has made upgrading or reviving your FE motor affordable. No longer are you stuck with one real option. Compare price, Compare Quality, Compare performance. There is no other choice for your FE.
Maxx FE 170 2.09/1.66/72cc Chamber Multi-Angle Valve Job Hand Bowl Blended Fully Assembled with Stainless Valves and .700 Max Lift Hyd Roller Springs (Pair)
Features:
- 170cc Intake runners
- Ultra-smooth 356-T6 aluminum casting
- 5 angle valve job
- Precision CNC machining
- Hand bowl blended
- Unshrouded chamber
- Diamond honed Bronze guide
- Large spring pockets
- Multiple valve size
- Multiple spring options
- Professional Assembly
- Designed, Machined & Assembled USA
- Assemblies include: 21-4N 1pc swirl polished back cut valves
| Flow Data @ 28″ | |||||||
| 100 | 200 | 300 | 400 | 500 | 550 | 600 | |
| Int | 91 | 161 | 204 | 245 | 274 | 277 | 280 |
| Ext | 66 | 118 | 152 | 178 | 190 | 197 | 202 |
Technical Specification:
Combustion Chamber ……72cc-76cc
Weight …………………………55.00 lbs.
Intake Runner ……………. 170cc
Exhaust Runner …………..125cc
Intake Valve Size …………2.09″
Exhaust Valve Size …….. 1.66”
Max. Valve Spring Lift …600”
Spring Pressure
Hydraulic Flat .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″
Valve Guide ……………Manganese Bronze
Valve Seal Material … Viton
Retainer Material ……Steel
Valve Job ……………… 5-angle
Head Bolts……………. ARP 155-3601
Valve Spacing ………. OEM
Valve Seats ……………Hardened Steel
Intake Gasket ………..Fel-Pro 1247
Exhaust Gasket ……. Fel-Pro 1442
Head Gasket ……….. Fel-Pro 1020
Spark Plug …………. .750” Reach Gasket Seat