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MAN-221441P-16 PART NUMBER
Manley 221441P-16 NexTek Oval Track Valve Springs$609.28Circle Track Roller, Double Spring with Damper, 1.570" Outer Diameter, .750" Inner Diameter, Seat Pressure 280 @ 2.030, Open Pressure 700 @ 1.300, Coil Bind 1.215", Set of 16 Learn More -
MAN-221446SF-16 PART NUMBER
Manley 221446SF-16 NexTek Oval Drag Race Valve Springs$836.85Solid Roller, Double Spring without Damper, 1.4000" Outer Diameter, .700" Inner Diameter, Seat Pressure 240 @ 2.050, Open Pressure 700 @ 1.250, Coil Bind 1.150", Set of 16
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