PAC Racing - Severe Duty Dual Valve Springs - (1206X)
The PAC Racing 1206X dual spring is a severe duty valve spring designed for lightweight LS style valvetrain but for applications which require slightly more spring rate than the 1204X spring. Direct replacement for most aftermarket cylinder heads with small diameter dual springs. Check and verify your retainer and spring locator dimensions for proper fitment.
Manufactured from PAC Racing's proprietary round wire construction. Accept no substitutes.
Don't be fooled by a low priced, poor quality imported dual valve springs. Demand only U.S.A. manufactured, premium quality PAC Racing valve springs.
DIMENSIONS:
1.290” Outside Diameter
0.950" Inside Diameter
0.680" Inside Diameter
No Damper
SPECS:
Seat Pressure: 145# at 1.800”
Open Pressure: 411# at 1.150”
Spring Rate: 409#/inch
.700” Max Lift
Coil Bind: 1.000"
86 grams
PART NUMBER: PAC-1206X-16
