Pac Racing Springs PAC-1218X Valve Spring, RPM Series, Beehive Spring, 313 lbs/in Spring Rate, 1.140 in Coil Bind, 1.290 in OD, Each

Pac Racing Springs PAC-1218X RPM Series Valve Spring, Beehive, 313 lbs/in. Rate, 1.140 in. Coil Bind, 1.290 in. O.D, Each

Pac Racing Springs

$19.90
MSRP: $25.87
(You save $5.97 )
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SKU:
PACPAC-1218X
MPN:
PAC-1218X
Condition:
New
Weight:
0.17 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

Out of stock

RPM Series this is Performance with an Attitude

Features

  • PACALOY Supiir Clean Wire to Ensure Satisfaction
  • In House Heat Treating for the BestIn Rate and Strength Benefits
  • MultiPeen Process to Optimize Service life
  • Polishing to Improve Operating Cycles
  • Nano-Peen M Propr etary Surface Treatment
Valve Spring Style:
Beehive
Number of Springs Per Valve:
Single
O.D. Outer Spring (in.):
1.290 in.
Coil Bind Height (in.):
1.140 in.
Damper Spring Included:
No
Spring Rate (lbs/in.):
313 lbs./in.
I.D. of Outer Spring (in.):
N/A
I.D. of Inner Spring (in.):
N/A
Valve Springs Coated:
No
Maximum Valve Lift (in.):
0.600 in.
Retainers Included:
No
Retainer Material:
N/A
Locks Included:
No
Lock Material:
N/A
Valve Stem Seals Included:
No
Installed Height:
140 lbs. @ 1.800 in.
Open Height:
328 lbs. @ 1.200 in.
Quantity:
Sold individually.
Notes:
1.055 in. o.d. and 0.650 in. i.d. at top of spring.
Make:
Chevrolet
Engine Family:
Chevy small block Gen III/IV (LS-based engines)
Engine Sizes:
5.7L/350
Years:
1997-2006

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