Competition Cams Pro-Pac valve springs
are designed for use in harsh, high-lift environments of .750" flat
tappet camshaft applications. They have the highest level of
fatigue resistance available which is the key to extended life and
durability.
Pro Pac valve springs are produced with the latest processing and
manufacturing techniques. Pro Pac springs are crafted from the
ultimate in high tech super clean chrome silicon alloy material.
The are held to tighter stress relief and shot peen tolerances than any
spring on the market.
|
Part # |
Description |
ID |
Seat lbs |
Open lbs |
Coil Bind |
Rate lbs/inch |
Titanium Retainer |
Steel Retainer |
Seat Cup |
| 26509-16 |
1.539
dual spring with damper |
.731 |
197
@ 2.000 |
568
@ 1.250 |
1.135 |
494 |
732-16
721-16
|
NA
|
4700-16
4772-16
|
