Standard Valve Spring Pressure

[rbjet]

Has anyone got any idea what the standard valve spring pressure is in a BA XR6T?

Also What most after market ones are rated at?

[phantom xr6t]

Check on the atomic website, he has a guide to valve springs and say's something on the spring pressure video about std springs..

Got the following info from the crow website.

Crow Cams

We recommend VTKBA6T-24 spring & retainer kit..$396.00

Inst Height – 1.52”

Inst Press - 105

Press @ .5 lift – 205

(1809-24) FORD BA 6 CYL RACE SPRING$371.25

Inst Height – 1.48”

Inst Press - 115

Press @ .5 lift - 225

and atomic website.

#306800 - Extreme Duty Valve Springs to suit Ford DOHC 6 Cylinder Engines

• Tension: 80 lbs at 1.490"

• Tension at .500” valve lift: 175 lbs

• Coil bind: 23.5mm/220 lbs

• Recommended for boost levels not exceeding 1.8 bar (27lbs)

• Uses standard retainers or Atomic

306800 H/D V/Springs, DOHC 6 cyl $396.00 Ford 4.0L 6 cyl DOHC VCT Extreme Duty Conical wo

#306801 - Ovate Race Valve Springs to suit Ford DOHC 6 Cylinder Engines

• Tension: 90 lbs at 1.490"

• Tension at .500” valve lift: 195 lbs

• Coil bind: 22.3mm/ 248 lbs

• Suitable for use to 2.4 bar boost (35lbs)

• Uses standard retainers or Atomic

306801 Race V/Springs, DOHC 6 cyl $522.50 Ford DOHC 6 cyl Extreme Duty NASCAR Ovate wire

#306802 - Ovate Race Valve Springs to suit Ford DOHC 6 Cylinder Engines

• Tension: 110 lbs at 1.490"

• Tension at .500” valve lift: 210 lbs

• Coil bind: 22.3mm/ 265 lbs

[rbjet]

Cheers mate. I'll go and check out the video. I think I'm all good now though.