Fits Vehicle: 1999-2004 Ford 4.6-5.4 2V
Features
- 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
- Titanium retainers
- Multiple valve sizes
- Professional assembly
- Machined, ported and Assembled in the USA
- Sold In Pairs
- Build time is 1 to 6 weeks
Flow Chart
1.84″/1.45″
Flow Data @ 28″ water | |||||||
lift | 100 | 200 | 300 | 400 | 500 | 550 | 600 |
Int | 68 | 121 | 169 | 203 | 219 | 227 | 233 |
Ext | 52 | 98 | 136 | 162 | 182 | 189 | 193 |
Technical Specs
***1.84″ valves require a .020″ overbore and 24 lb injectors***
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 ……Titanium
Valve Job ……………… 5-angle
Valve Spacing ………. OEM
Rocker Type……..OEM
Valve Seats ……………Hardened Steel
Spark Plug…………….OEM
***1.84″ valves require a .020″ overbore and 24 lb injectors***
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