Dual Drag Race Valve Spring

PAC-1354 Dual Drag Race Valve Spring

PAC-1354
Regular price
$41.84
Sale price
$41.84
Quantity must be 1 or more

Drag Race 1300 Series Valve Spring 1.550 Dual - 1.050 lift

Pro-Stock - Top Fuel Dragster - Top Fuel Funny Car - Top Alcohol Funny Car - ProMod

1300 Series Processing Improves Fatigue Life, which enhances the longevity against premature spring failures.  1300 Series processing involves REM polishing, and Nano Peen, a micro shot peening done to the surface. 

All 1300 series springs come with an ID chamfer to improve clearance on the radius of the spring Retainer.

SPRING SPECS

  • 1.550 OD
  • ID Outer- 1.050"
  • ID Inner-0.726"
  • Installed 2.300" @ 425#
  • Open 1.300" @ 1440#
  • Max Lift 1.050
  • Coil Bind- 1.230
  • 1015 #/in Rate