PAC Racing Valve Springs

September 25, 2020 by  
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$401.80

SKU: cc58c46b3a89 Category:

Description

PN: PAC-1249


1.645″ O.D. Top Fuel Triple spring set 1.000″ Valve Lift

PAC Racing Springs has a history of providing leading technology in Motor-Sports and Aftermarket applications. The latest advancements in alloy and heat treating have allowed the PAC Racing Spring organization to achieve industry leading performance. The 1200 Series Drag Racing Springs have the latest heat treating and alloy choice. With the addition of chamfering, polishing, nano-peening, and other fatigue and load loss enhancements, they provide features needed to withstand sportsman style racing.

STANDARD FEATURES
Number of Springs Per Valve — Triple
Outside Diameter of Outer Spring (in) — 1.645 in.
Outside Diameter of Inner Spring (in) — 1.195 in.
Inside Diameter of Middle Spring (in) — 0.871 in.
Inside Diameter of Inner Spring (in) — 0.635 in.
Coil Bind Height (in) — 1.130 in.
Spring Rate (lbs/in) — 689 lbs./in.
Spring pressure @ 2.200 Install Hieght — 385 lbs.
Spring pressure @ 1.200 Valve Open — 1074 lbs.
Maximum Lift — 1.000″

Additional information

Weight 5 lbs

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