ProMaxx 1004 Shocker 1999-2004 Ford 4.6-5.4 2V Modular CNC Cylinder Heads

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

1.78″/1.45″

Technical Specs

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

Brand

ProMaxx