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Isky Racing Cams 9945 Tool Room Valve Springs, 1.625 O.D.
Isky Racing Cams 9945 Tool Room Valve Springs, 1.625 O.D.

Isky Racing Cams 9945 Tool Room Valve Springs, 1.625 O.D.

Chevy Small Block V8, Dual Spring w/ Damper Valve Spring Style, .75" Maximum Lift

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Isky Racing Cams 9945 Tool Room Valve Springs, 1.625 O.D.
Isky Racing Cams 9945 Tool Room Valve Springs, 1.625 O.D.
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Part # 4509945
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.


Valve Spring Style:
Dual Spring w/ Damper
Maximum Lift:
Open Pressure:
675 lbs. at 1.27"
Seat Pressure:
250 lbs. at 2.02"
Outer Spring O.D.:
Outer Spring I.D.:
Inner Spring O.D.:
Inner Spring I.D.:
Sold in Quantity:
Solid Height:
Set of (16)


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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