- Brand new castings
- Fits Romeo and Windsor
- Fully CNC Ported runners and chambers
- Diamond honed Bronze guides
- 21-4N Stainless 1 pc swirl polished valves
- Custom beehive springs
- Steel retainers
- Multiple valve sizes
- Professional assembly
- Machined, ported and Assembled in the USA
1.78″/1.45″
Flow Data @ 28″ water |
|
|
|
|
|
|
lift |
100 |
200 |
300 |
400 |
500 |
550 |
600 |
Int |
64 |
116 |
162 |
192 |
213 |
217 |
218 |
Ext |
52 |
98 |
135 |
162 |
182 |
189 |
193 |
1.84″/1.45″
Flow Data @ 28″ water |
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|
lift |
100 |
200 |
300 |
400 |
500 |
550 |
600 |
Int |
68 |
121 |
169 |
203 |
219 |
227 |
233 |
Ext |
52 |
98 |
136 |
162 |
182 |
189 |
193 |
SBF Modular CNC 4.6/5.4
Part No |
Description |
Plug Type |
Valve Sizes |
Chamber Volume |
*Max Lift |
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|
1003R |
185cc Modular CNC Bare |
|
1.78/1.45 |
46cc |
|
1003W |
185cc Modular CNC Bare |
|
1.78/1.45 |
46cc |
|
1004R |
185cc Modular CNC Assembly |
|
1.78/1.45 |
46cc |
600 |
1004W |
185cc Modular CNC Assembly |
|
1.78/1.45 |
46cc |
600 |
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Combustion Chamber ……46cc
Weight …………………………72.00 lbs.
Intake Runner ……………. 180cc
Exhaust Runner …………..67cc
Intake Valve Size …………1.78″/1.84″”
Exhaust Valve Size …….. 1.45””
Spring Pressure
Hydraulic Roller .600 max lift
Closed …………………… 115 lbs. @ 1.740”
Open …………………….. 285 lbs. @ 1.140”
Valve Guide ……………Manganese Bronze
Valve Seal Material … Viton
Retainer Material ……Steel
Valve Job ……………… 5-angle
Valve Spacing ………. OEM
Rocker Type……..OEM
Valve Seats ……………Hardened Steel
Spark Plug…………….OEM