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...

Supertech/Apocalypse 4v springs and retainers

This kit includes 32 springs and steel retainers.  These will work for most n/a and boosted setups.These are the next step up from the Supertech Apocalype drop-in springs.  Beehive Single spring OD top 1.102"OD bottom .957"seat pressure...

Supertech/Apocalypse 4v springs for stock retainers (drop-in) single spring

These springs are good for use in most street cars and many race cars.  Good for 30psi, these are an affordable option.Ford Modular 4.6L 4v Beehive Single spring OD 1.075"/.957" 96lbs@1.417" Rate 348lbs/in CB: .866" Designed for use with stock...

Supertech/Apocalypse 4v springs for stock retainers - (32 springs)

This is a set of 32 springs that are good for use in most street cars and many race cars.  They are good for 30psi and are a very affordable option for most boosted and n/a 4v engines.Ford Modular 4.6L 4v Beehive Single spring OD 1.075"/...