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SB Ford GT40P Drop In Valve Springs Kit, Hyd Roller w/ Stock Cam, .450" lift and below

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Price:
$129.99
SKU:
Vsk7A49-u
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Product Description

 Fits Factory Heads, no machining required.

Valve Spring Kit for SB FORD GT40P w/ Stock Cam

Application: SB Ford GT40P, E7

Fitment: GT40P, E7 and other 302 heads w/ .393"/.481" tip length valves

 

This version is for SBF engines running the stock hydraulic roller cam, works with the HO cam as well as other factory hyd roller cams w/ up to .450" lift using 1.6 rockers.

Clears both, stock type rockers as well as aftermarket roller rockers.

This kit will increase seat pressure by 25+% and the open pressure by 43+%

  • Stock seat pressure- 70-75 Lbs (valve closed)
  • These springs- 100 Lbs (30+% more seat pressure)
  • Stock open pressure- 210-220 Lbs
  • These springs open pressure- 315 Lbs (43+% more open pressure)

This is a heavy duty kit for low lift cams specially designed to support increased RPM and idle quality when running OEM factory/stock hyd roller cams.

The default version works with stock .393"/.481" tip length valves. If the exhaust valves have been changed to aftermarket valves w/ .393", select the .393"/.393" option towards the top of the page.

 

  

      Spring Specifications:

  • Spring Type- Heavy Duty HP Single w/ Damper
  • Machine work required?- NO
  • 1.510" Outside Diameter
  • 100 Lbs @ 1.790" Valve Closed Installed Height (installed height measurements required)
  • 315 Lbs @ .450" Lift

 

 

     Kit includes:

  • Package of eight intake retainers & locks.
  • Package of eight exhaust retainers & locks
  • 16 Drop in Heavy Duty HP Valve Springs
  • Specification Sheet
  • Installed height diagram 

 

To add a set of our Premium Viton Valve Seals or a Hardened Shim pack, use the appropriate check box up towards the top of this page.

 

Thank you~

 

 

 Alex's Parts- The smart choice in valve train parts~