1996-2004 FORD 4.6L 4V LIVERNOIS MOTORSPORTS UPGRADED VALVE SPRING SINGLE
These springs are the only true drop-in performance springs for the 4.6L 4-valve engine.
- No added cost for special retainers, spring cups, or seals
- No machining necessary
- Designed to work with all factory hardware
- Give added spring pressure needed for most aftermarket camshafts
- Eliminate valve float to reduce the risk of any engine damage in high lift or
- RPM applications
About Livernois Motorsports
Livernois Motorsports & Engineering has become best-known for revolutionary tuning and high-end performance products for late model Ford, Mopar and GM vehicles. The company is proud of its deep roots in the automotive and motorsports industry dating back to its original founding in 1949. Since then the company has expanded its product line to include tuning and performance components for desert racing, SCCA and drag racing. Livernois Motorsports is proud to engineer, test and manufacture its products in the USA.
Our new design spring is now capable of over .550 lift, and features unmatched capability!
Install Height: 1.430 in
Max Valve Spring Lift: .550 in
Spring Pressure Closed: 125 lbs
Spring Pressure Open: 280 lbs (.550 lift)
Install Height: 1.430 in
Max Valve Spring Lift: .550 in
Spring Pressure Closed: 125 lbs
Spring Pressure Open: 280 lbs (.550 lift)
Coil Bind: 0.810 in
- 2003-2004 Ford Mustang Mach I 4.6 Liter Naturally Aspirated
- 2003-2004 Ford Mustang SVT Cobra 4.6 Liter Supercharged
- 1996-1999 Ford Mustang SVT Cobra 4.6 Liter Naturally Aspirated
- 2001 Ford Mustang SVT Cobra 4.6 Liter Naturally Aspirated
- 2003 Ford Mustang SVT Cobra 10th Anniversary 4.6 Liter Supercharged
- 2003-2004 Lincoln Aviator Base 4.6 Liter Naturally Aspirated
- 1996 Lincoln Continental Anniversary 4.6 Liter Naturally Aspirated
- 1998-2002 Lincoln Continental Base 4.6 Liter Naturally Aspirated
- 1995 Lincoln Continental Diamond Anniversary 4.6 Liter Naturally Aspirated
- 1995 Lincoln Continental Signature 4.6 Liter Naturally Aspirated
- 1995-1997 Lincoln Continental Spinnaker Edition 4.6 Liter Naturally Aspirated
- 1996 Lincoln Mark VIII Anniversary 4.6 Liter Naturally Aspirated
- 1993-1995 Lincoln Mark VIII Base 4.6 Liter Naturally Aspirated
- 1997-1998 Lincoln Mark VIII Base 4.6 Liter Naturally Aspirated
- 1995-1998 Lincoln Mark VIII LSC 4.6 Liter Naturally Aspirated
- 2003-2004 Mercury Marauder Base 4.6 Liter Naturally Aspirated