Supertech / Apocalypse 4v 4.6/5.4 37mm stainless

This includes 16, 37mm intake valves for all 4.6 and 5.4 4v engines expect for those with Cobra R and GT/GT500 heads.  These are stock length for stock base circle camshafts and accept the 3 groove, stock valve locks.Intake valves: ST-28522N Ford...

Supertech / Apocalypse 4v 4.6/5.4 38mm (1mmOS) diameter stainless intake valves

This includes 16, 38mm intake valves for all 4.6 and 5.4 4v engines expect for those with Cobra R and GT/GT500 heads.  These are stock length for stock base circle camshafts and accept the 3 groove, stock valve locks.Intake valves: ST-28522N Ford...

Supertech / Apocalypse 4v 4.6/5.4 39mm (2mmOS) diameter stainless intake valves

This includes 16, 39mm intake valves for all 4.6 and 5.4 4v engines expect for those with Cobra R and GT/GT500 heads.  These are stock length for stock base circle camshafts and accept the 3 groove, stock valve locks.Intake valves: ST-28522N Ford...

Supertech / Apocalypse 4v 4.6/5.4 stock diameter stainless intake valves

These allow for higher lifts and must be used with Ford GT or FR500 cam followers.Ford Modular V8 4.6 DOHC Intake valve 37x6.98x135.50mm/Undercut/SS/ Blk. Nitrided/Backcut/ RAISED TRIPLE GROOVE POSITION/ Tip 0.492"

Supertech Gen 1/2 Coyote valve springs -stock retainer

These springs can be used on engines running 25psi and spinning to 9000rpm.  They use stock retainers and aftermarket, stock size retainers.Ford Coyote Beehive Spring OD .989"/.693" - 91lbs@ 1.575" / Rate 250lbs/in / CB: .985" stock retainer

Supertech/Apocalypse 4.6/5.4 4V valve seals (32ea)

Ford Modular 4.6L/5.4L - 7mm Viton valve stem seals, 32ea.  These fit all 4.6 4v cylinder heads.

Supertech/Apocalypse 2V valve springs for stock retainers (drop-in)

For Ford Modular 4.6L and 5.4L engines with PI 2v heads.  These have been used with 20psi without any issues.  We recommend these for most applications not seeing over 30psi.  These are comparable to the PAC 1214x valve springs. Beehive...

Supertech/Apocalypse 2V valve springs for stock retainers (drop-in) single spring

For Ford Modular 4.6L and 5.4L engines with PI 2v heads. These have been used with 20psi without any issues. We recommend these for most applications not seeing over 25psi.Beehive Single -OD 0.700"/.630"1seat pressure: 20lbs@1.640"Rate 275lbs/in

Supertech/Apocalypse 2v/4v MLS head gaskets (Pair)

MLS Head Gasket Ford Modular 4.6L/5.4L (2v/4v) / Diam 3.630" (92.20mm) / .039" (1mm) thick- (Pair)

Supertech/Apocalypse 3 groove, 7 deg valve locks for 7mm valves (1 pair of locks)

These are 3 groove, 7 degree locks for the 7mm valves used in all 4.6 and 5.4 2V engines.  The qty is one pair of locks (for one valves).  Order by the number of valves you have that require locks.

Supertech/Apocalypse 3v Valve springs for stock retainers (drop-in)

Ford Modular 4.6L 3V Beehive Single spring OD 1.102"/.957"78lbs@1.535"Rate 322lbs/inCB: .897"Ovate wireMax Lift: .575"Use with OEM retainer includes SEAT-M65BE-2 seat locators

Supertech/Apocalypse 4.6/5.4 2V intake valves 44.5mm (set of 8)

These valves are an excellent for race or street engines with 4.6/5.4, 2V, PI heads.  They are made from stainless steel and have swirl polished heads and are fully machined. Compared to the stock valves, these provide another .060" piston to...