Supertech / Apocalypse RAISED Triple groove position 4V stainless 30mm Stainless Steel Exhaust valves

These valves allow for higher lift and MUST be used with Ford GT followers.  Stock followers will contact the spring retainer.Ford Modular V8 4.6 DOHC Exhaust valve 30x6.96x116.25mm/Undercut/SS/ Blk. Nitrided/ RAISED TRIPLE GROOVE POSITION / Tip 0...

Supertech 3v stock diameter stainless steel intake/ exhaust valves

this is a complete set of stock diameter, stainless valves for a Ford 4.6 3V engine. Specifications: Intake: Ford Modular V8 4.6L 3v  SOHC Intake valve 34 x5.98x117.35mm/Undercut/12º/SS/ Blk. Nitrided/Triple groove/Backcut...

Supertech 4v 4.6/5.4 Stainless Exhaust valves, .5mm OS

Exhaust valves: ST-28523N-2 Ford Modular V8 4.6L 4v DOHC Exhaust valve 30x6.96x116.25mm/Undercut 6.65mm/30º/SS/ Blk. Nitrided/Triple groove

Supertech 4v 4.6/5.4 Stainless Exhaust valves, stock dia

Exhaust valves: ST-28523N-2 Ford Modular V8 4.6L 4v DOHC Exhaust valve 30x6.96x116.25mm/Undercut 6.65mm/30º/SS/ Blk. Nitrided/Triple groove

Supertech 4v, 4.6/5.4 Inconel exh valves

These are for the most severe duty applications and are .5mm oversize.  We highly recommend that you combine these with upgraded exh seats. 4.6/5.4, 4v, DOHC Inconel Exhaust valves 30.50 x6.96x116.25mm/Undercut 6.65mm/30º/Triple groove.

Supertech 4v, 4.6/5.4 Stainless Exhaust valves, stock diameter

This includes 16, 30mm exhaust 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.Exhaust valves: ST-28523N Ford...

Supertech Ford Coyote 5.0L 6mm Stem Viton Intake/Exhaust Valve Stem Seal - Single - VSI-FCO50V

Supertech Ford Coyote 5.0L 6mm Stem Viton Intake/Exhaust Valve Stem Seal - Single

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 Titanium Retainer Ford Coyote Beehive Spring (use w/ Keeper KPR-6T-ST) - Set of 32 - RET-FCO-BE-32

Supertech Titanium Retainer Ford Coyote Beehive Spring (use w/ Keeper KPR-6T-ST) - Set of 32

Supertech Viton 3v valve seals, sold in sets of 24

Supertech/Apocalypse 16ea, 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