Pac 1218 vs 1219
#1
Racer
Thread Starter
Pac 1218 vs 1219
Supplier sent 1219 (I ordered 1218). The 1219 seems to be more in line with the 1519 specs
1218 Series Beehive Valve Spring
Spring OD: 1.290
Spring ID: 0.650
Seat Pressure: 130 LBS @ 1.800
Open Pressure: 318 LBS @ 1.140
Spring Rate: 313
Max Coil Bind: 1.140
Max Lift: .600
1219 Series Beehive Valve Spring
Spring OD: 1.207
Spring ID: 0.650
Seat Pressure: 135 LBS @ 1.800
Open Pressure: 348 LBS @ 1.175
Spring Rate: 340
Max Coil Bind: 1.100
Max Lift: .625
1519 Series Beehive Valve Spring
Spring OD: 1.207
Spring ID: 0.650
Seat Pressure: 150 LBS @ 1.800
Open Pressure: 363 LBS @ 1.175
Spring Rate: 340
Max Coil Bind: 1.100
Max Lift: .625
Can I use the 1219?
Stock LS6 45,000 miles
Thanks
1218 Series Beehive Valve Spring
Spring OD: 1.290
Spring ID: 0.650
Seat Pressure: 130 LBS @ 1.800
Open Pressure: 318 LBS @ 1.140
Spring Rate: 313
Max Coil Bind: 1.140
Max Lift: .600
1219 Series Beehive Valve Spring
Spring OD: 1.207
Spring ID: 0.650
Seat Pressure: 135 LBS @ 1.800
Open Pressure: 348 LBS @ 1.175
Spring Rate: 340
Max Coil Bind: 1.100
Max Lift: .625
1519 Series Beehive Valve Spring
Spring OD: 1.207
Spring ID: 0.650
Seat Pressure: 150 LBS @ 1.800
Open Pressure: 363 LBS @ 1.175
Spring Rate: 340
Max Coil Bind: 1.100
Max Lift: .625
Can I use the 1219?
Stock LS6 45,000 miles
Thanks