- 175cc As cast Intake runner
- Ultra-smooth 356-T6 casting
- Diamond honed guides
- Multi angle valve job
- Precision CNC machining
- Multiple spring options
- Assembled heads feature 21-4N back cut swirl polished 1 pc stainless steel valves, 3/8 studs and adjustable guide plates
- Machined and assembled in the USA
Flow Data @ 28″ water |
|
|
|
|
lift |
100 |
200 |
300 |
400 |
500 |
600 |
Int |
70 |
136 |
192 |
233 |
257 |
267 |
Ext |
66 |
119 |
155 |
176 |
190 |
199 |
PART # |
BRIEF DESCRIPTION |
PLUG TYPE |
CHAMBER SIZE |
VALVE SIZE |
MAX LIFT |
1102 |
175 SBF Assy Hyd Roller |
|
60 |
2.02/1.6 |
.600 Hyd Roller |
1102HF |
175 SBF Assy Hyd Flat Tappet |
|
60 |
2.02/1.6 |
.575 Hyd Flat Tappet |
1102SR |
175 SBF Assy Solid Roller |
|
60 |
2.02/1.6 |
.700 Solid Roller |
1102SRT |
175 SBF Assy Solid Roller Ti Retainers |
|
60 |
2.02/1.6 |
.700 Solid Roller Ti Retainers |
1100 |
175 SBF Bare |
|
60 |
2.02/1.6 |
|
Combustion Chamber ……60cc
Weight …………………………55.00 lbs.
Intake Runner ……………. 175cc
Exhaust Runner …………..66cc
Intake Valve Size …………2.02”
Exhaust Valve Size …….. 1.60”
Spring Pressure
Hydraulic Flat Tappet .575 max lift
Closed ………………….. 115 lbs. @ 1.800”
Open ……………………. 310 lbs. @ 1.225”
Hydraulic Roller .600 max lift
Closed …………………… 145 lbs. @ 1.800”
Open …………………….. 325 lbs. @ 1.200”
Solid Roller .700 max lift
Closed …………………… 235 lbs. @ 1.900”
Open …………………….. 600 lbs. @ 1.200”
******* other options available******
Valve Guide ……………Manganese Bronze
Valve Seal Material … Viton
Retainer Material ……Steel
Valve Job ……………… 5-angle
Head Bolts……………. ARP 154-3701(302)/154-3603(351W)
Valve Spacing ………. OEM
Valve Seats ……………Hardened Steel
Intake Gasket ………. Fel-Pro 1262
Exhaust Gasket ……. Fel-Pro 1415
Head Gasket ……….. Fel-Pro 1011-1 (68-82) 1011-2 (83-95)
Spark Plug …………. .750” Reach Gasket Seat
Torque specs …….. 80 Ft lbs. 3 increments using 30wt oil