Fits Factory Heads, no machining required.

Performance Valve Spring Kit for SB FORD GT40P

Application: Hydraulic Flat Tappet cam applications

Fitment: GT40P 302 heads

Current processing time- 30 Days.

This version is for SB Ford GT40P w/ Hyd Flat Tappet cam/lifters

For use with hyd flat tappet cams w/ up to around 222 degrees @ .050"

Comes with parts to fit the staggered tip length valves used in SB Ford GT40P heads.

Works with 1.6 or 1.7 ratio rocker arms up to .560" lift.

      Average Spring Specifications:

• Spring Type- HP Single w/ Damper
• Machine work required?- NO
• 1.460" Outside Diameter
  
• I.D.- Fits over stock .990"-.993" Register / Step
  
• 110 Lbs @ 1.825" Valve Closed Installed Height (see *note towards bottom on page)
  
• 261 Lbs @ .500" Lift
• 281 Lbs @ .560" Lift

     Kit includes:

• Eight Intake Retainers, labeled for easy identification
  
• Eight Exhaust Retainer, labeled for easy identification
• 32 Hardened Valve Locks
• 16 Drop in springs
• Spec Sheet
• Installed height Specifications

    Fitment:

• Staggered tip length SB Ford GT40P heads

Buyers can add: Shims and/or Seals by checking the boxes towards the top of the page. These items are added in at slightly discounted prices with reduced shipping rates.

*Note: Kit installed height may differ from advertised spec listed above. Each kit comes with it's own installed height specification card. Please use the installed height specifications included with your kit.

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