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MAN-221461-16 PART NUMBER
Manley 221461-16 NexTek Lightweight Dual Drag Race Valve Springs$999.69Alcohol & Fuel Classes/Pro Mod, Dual Spring, 1.540" Outer Diameter, .710" Inner Diameter, Seat Pressure 425 @ 2.300, Open Pressure 1389 @ 1.300, Coil Bind 1.215", Set of 16
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HOW-98634 PART NUMBER
Howards Universal 1.150 Max Effort Mechanical Roller Valve Springs 98634$195.95Dual Spring, w/ Damper, 1.540" OD Outer, 1.143" ID Outer, 1.000" OD Inner, .750" ID Inner, 175@ 1.950 Closed Pressure, 440@ 1.250 Open Pressure, 380 Rate, .740 Max Lift, 1.150 Coil Bind, Set of 16 Learn MoreDROP SHIPThis product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier. -
HOW-98637 PART NUMBER
Howards Universal 1.190 Polished Pro Alloy Mechanical Roller Valve Springs 98637$251.95Dual Spring, w/ Damper, 1.540" OD Outer, 1.115" ID Outer, 1.025" OD Inner, .730" ID Inner, 205@ 1.950 Closed Pressure, 575@ 1.230 Open Pressure, 510 Rate, .700 Max Lift, 1.190 Coil Bind, Set of 16 Learn MoreDROP SHIPThis product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier. -
PAC-1901-16 PART NUMBER
PAC Hot Rod Series Valve Springs PAC-1901$255.72Dual Spring, 1.540" Outer Diameter, 1.140" ID outer, 0.745" Inner Diameter, Seat Pressure 145 @ 1.900, Open Pressure 465 @ 1.250, Coil Bind 1.130", Set of 16 Springs
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PAC-1924-16 PART NUMBER
PAC Hot Rod Series Valve Springs PAC-1924$273.50Dual Spring, 1.540" Outer Diameter, 1.140" ID outer, 0.754" Inner Diameter, Seat Pressure 144 @ 1.900, Open Pressure 403 @ 1.300, Coil Bind 1.125", Set of 16 Springs
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PAC-1933-16 PART NUMBER
PAC Hot Rod Valve Springs PAC-1933$153.43Hot Rod Single Spring, 1.460" OD Outer, ID Outer 1.060" ID Inner, 0.970", Seat Pressure 109 @ 1.850, Open Pressure 293 @ 1.250, Coil Bind 1.145, Max lift 0.600", Set of 16
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