- 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 |
Ford FE Maxx 170
| PART # |
BRIEF DESCRIPTION |
PLUG TYPE |
CHAMBER SIZE |
VALVE SIZE |
MAX LIFT |
| 9170 |
170 FE Ford Assy |
|
72 |
2.09/1.66 |
.600 Hyd Flat Tappet |
| 9171 |
170 FE Ford Bare |
|
72 |
2.09/1.66 |
|
| 9172 |
170 FE Ford Assy |
|
72 |
2.09/1.66 |
.700 Hyd Roller |
| 9173 |
170 FE Ford Assy |
|
72 |
2.20/1.73 |
.600 Hyd Flat Tappet |
| 9174 |
170 FE Ford Assy |
|
72 |
2.20/1.73 |
.700 Hyd Roller |
| 9177 |
170 FE Ford Bare |
|
72 |
2.20/1.73 |
|
| 91706 |
170 FE Ford Assy |
|
76 |
2.09/1.66 |
.600 Hyd Flat Tappet |
| 91716 |
170 FE Ford Bare |
|
76 |
2.09/1.66 |
|
| 91726 |
170 FE Ford Assy |
|
76 |
2.09/1.66 |
.700 Hyd Roller |
| 91736 |
170 FE Ford Assy |
|
76 |
2.20/1.73 |
.600 Hyd Flat Tappet |
| 91746 |
170 FE Ford Assy |
|
76 |
2.20/1.73 |
.700 Hyd Roller |
| 91776 |
170 FE Ford Bare |
|
76 |
2.20/1.73 |
|
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
