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Street Race Truck More... The Toolbox
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$519.99
Isky Racing Cams 9935 Tool Room Valve Springs, 1.550 O.D.
Isky Racing Cams 9935 Tool Room Valve Springs, 1.550 O.D.

Isky Racing Cams 9935 Tool Room Valve Springs, 1.550 O.D.

Dual Spring Valve Spring Style, .70" Maximum Lift, 590 lbs. @ 1.25" Open Pressure

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Isky Racing Cams 9935 Tool Room Valve Springs, 1.550 O.D.
Isky Racing Cams 9935 Tool Room Valve Springs, 1.550 O.D.
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Part # 4509935
$519.99
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

Details

Valve Spring Style:
Dual Spring
Maximum Lift:
.70"
Open Pressure:
590 lbs. @ 1.25"
Seat Pressure:
245 lbs. @ 1.95"
Outer Spring O.D.:
1.56"
Outer Spring I.D.:
1.15"
Inner Spring O.D.:
1.145"
Inner Spring I.D.:
.820"
Sold in Quantity:
Set
Solid Height:
1.15"
Notes:
Set of (16)

Info

These springs run harder, rev higher, and live longer. Isky Tool Room racing valve springs are some of the very best valve springs made. Valve springs sold in complete engine sets (16).

Valve Spring Application Chart (GIF)

  • Manufactured to the highest standards in the industry
  • Guaranteed for 1,000 racing miles
  • Each spring thoroughy tested at the factory

NOTE: Machining of valve seat may be required if spring O.D. is larger than 1.250".

Some parts are not legal for use in California or other states with similar laws/regulations

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  • What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
  • Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!

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