PAC 1200 valve springs

toomanymodz

Well-Known Member
Joined
Oct 14, 2009
Slightly used. Only 600 street miles on these, never to the track. $100 shipped.

PAC Racing Springs offer superior performance, durability and value for turbo Buick V6 applications.

These valve springs are ideal for turbo Buicks running a mild roller cam at low RPMs (under 5500).

Specifications:

OD Outer: 1.244
ID Outer: 0.860
Damper: Yes
ID Inner: 0.770
Installed Height (Valve Closed): 125 @ 1.750
Open Load (Valve Open): 350 @ 1.250
Spring Rate: 450
Max Coil Bind: 1.100
Max Lift: 0.550

Part Number: PAC 1200-12
 
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