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New set of 16 PBM Performance # 3200 valve springs. 115 lbs. seat pressure at 1.80 installed height with maximum lift of .600. 135 lbs. seat pressure when installed at 1.750 with maximum lift of .550. Open pressure is 360 lbs. @ 1.20. Stock 1.26 diameter single spring with damper.
16 ) 1.25 retainers and set of 7 degree locks
For standard 11/32 sbc valves
12-14-2016, 11:07 PM
