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    1. MAN-23672TS-16 PART NUMBER
    2. MAN-23681TS-16 PART NUMBER
    3. MAN-23604-32 PART NUMBER
    4. MAN-23621-8 PART NUMBER
    5. MAN-23628-8 PART NUMBER
    6. MAN-221420-16 PART NUMBER
    7. MAN-221461-16 PART NUMBER
    8. MAN-221446SF-16 PART NUMBER
    9. MAN-221452SF-16 PART NUMBER
    10. MAN-221421-16 PART NUMBER
      221435-16
      Manley 221421-16 NexTek Performance Street/Strip Valve Springs
      $433.77
      Manley
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      SBC LS-Series, LT1, Fully Polished, Double Spring without Damper, 1.324" Outer Diameter, .676" Inner Diameter, Seat Pressure 165 @ 1.800, Open Pressure 515 @ 1.000, Coil Bind .900", Set of 16

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    1. Parts 350 items
    2. Hardware 10 items
    Category
    Part Types
    1. Assembly Lubricant 1 item
    2. Bolt 10 items
    3. Bolt Kit 10 items
    4. Cam Button 6 items
    5. Camshaft Locking Plate 1 item
    6. Connecting Rod 281 items
    7. Crankshaft 62 items
    8. Engine Piston 1214 items
    9. Engine Rotating Assembly Kit 35 items
    10. Engine Valve 1083 items
    11. Engine Valve Spring 73 items
    12. Fastener 10 items
    13. Fuel Pump Pushrod 1 item
    14. Guide Plate 8 items
    15. Hardware 350 items
    16. Piston Ring 114 items
    17. Pushrods 332 items
    18. Short Block Engine 4 items
    19. Valve Lock 101 items
    20. Valve Spring 23 items
    21. Valve Spring Locator 66 items
    22. Valve Spring Retainer 162 items
    23. Woodruff Crankshaft Key 1 item
    Sold As
    1. Single 340 items
    2. Kit 10 items
    Coil Bind
    1. 0.710 1 item
    2. 0.765 1 item
    3. 0.790 1 item
    4. 0.845 1 item
    5. 0.850 1 item
    6. 0.860 2 items
    7. 0.900 1 item
    8. 0.920 2 items
    9. 0.950 4 items
    10. 0.960 2 items
    11. 0.970 1 item
    12. 0.975 1 item
    13. 1.000 2 items
    14. 1.020 1 item
    15. 1.050 6 items
    16. 1.070 6 items
    17. 1.080 2 items
    18. 1.085 3 items
    19. 1.090 2 items
    20. 1.100 18 items
    21. 1.130 4 items
    22. 1.142 6 items
    23. 1.150 7 items
    24. 1.160 2 items
    25. 1.170 2 items
    26. 1.180 2 items
    27. 1.190 2 items
    28. 1.200 4 items
    29. 1.215 2 items
    30. 1.220 2 items
    31. 1.255 1 item
    32. 1.105 3 items
    33. .904 1 item
    Fastener Material
    1. 8740 Chrome Moly 5 items
    Fastener Style
    1. Bolt 9 items
    Fastener Finish
    1. Black Oxide 3 items
    2. Gold Irridite 7 items
    Head Style
    1. 12 Point 2 items
    2. 6 Point (Hex) 8 items
    Installed Height
    1. 1.800 1 item
    2. 1.800" 3 items
    3. 1.810 13 items
    4. 2.000" 4 items
    5. 2.100" 2 items
    6. 1.811 1 item
    Lock Angle
    1. 10 Degree 46 items
    2. 6 Degree 9 items
    3. 7 Degree 45 items
    4. 7.5 Degree 1 item
    5. Super 7 Degree 35 items
    Number of Springs
    1. Beehive 6 items
    2. Double 14 items
    3. Dual 45 items
    4. Single 22 items
    5. Single Conical 1 item
    6. Triple 8 items
    Outer Spring Outer Diameter
    1. 0.990 2 items
    2. 1.050 1 item
    3. 1.100 4 items
    4. 1.101 2 items
    5. 1.105 1 item
    6. 1.106 1 item
    7. 1.125 1 item
    8. 1.126 2 items
    9. 1.160 5 items
    10. 1.175 1 item
    11. 1.180 2 items
    12. 1.250 2 items
    13. 1.255 1 item
    14. 1.295 7 items
    15. 1.311 4 items
    16. 1.340 7 items
    17. 1.400 1 item
    18. 1.437 2 items
    19. 1.500 4 items
    20. 1.522 1 item
    21. 1.530 1 item
    22. 1.540 1 item
    23. 1.550 7 items
    24. 1.560 1 item
    25. 1.570 2 items
    26. 1.580 2 items
    27. 1.610 2 items
    28. 1.620 1 item
    29. 1.640 8 items
    30. 1.650 4 items
    31. 1.677 8 items
    32. 1.324 1 item
    33. 1.335 1 item
    34. 1.014 1 item
    Price
    Retainer Material
    1. Steel 17 items
    2. Tensile Max Steel 10 items
    3. Titanium 114 items
    4. Tool Steel 21 items
    Retainer Outside Diameter
    1. .875" 7 items
    2. .935" 7 items
    3. .960" 2 items
    4. 1.050" 9 items
    5. 1.150" 4 items
    6. 1.155" 9 items
    7. 1.190" 2 items
    8. 1.200" 3 items
    9. 1.235" 2 items
    10. 1.245" 4 items
    11. 1.325" 8 items
    12. 1.400" 1 item
    13. 1.420" 3 items
    14. 1.430" 5 items
    15. 1.440" 19 items
    16. 1.450" 7 items
    17. 1.460" 2 items
    18. 1.500" 31 items
    19. 1.324" 2 items
    20. 1.550" 2 items
    21. 1.260" 1 item
    22. 1.120" 1 item
    23. .795" 1 item
    Spring Rate (LBS./IN.)
    1. 227 1 item
    2. 230 1 item
    3. 245 1 item
    4. 248 1 item
    5. 253 2 items
    6. 255 1 item
    7. 258 2 items
    8. 264 1 item
    9. 274 1 item
    10. 294 4 items
    11. 310 2 items
    12. 330 2 items
    13. 341 1 item
    14. 345 1 item
    15. 353 7 items
    16. 354 1 item
    17. 357 1 item
    18. 359 1 item
    19. 375 2 items
    20. 379 9 items
    21. 391 1 item
    22. 394 7 items
    23. 428 1 item
    24. 458 1 item
    25. 460 1 item
    26. 471 1 item
    27. 484 1 item
    28. 500 2 items
    29. 533 1 item
    30. 534 1 item
    31. 535 2 items
    32. 546 2 items
    33. 548 1 item
    34. 575 2 items
    35. 604 4 items
    36. 614 1 item
    37. 635 3 items
    38. 647 5 items
    39. 720 2 items
    40. 733 2 items
    41. 746 2 items
    42. 770 2 items
    43. 780 1 item
    44. 797 1 item
    45. 800 2 items
    46. 948 2 items
    47. 964 1 item
    48. 618 1 item
    49. 236 1 item
    Undercut Stud/Bolt
    1. No 10 items
    Valve Stem Size
    1. 11/32" 8 items
    2. 11/32"-3/8" 3 items
    3. 3/8" 1 item
    4. 5.5mm 4 items
    5. 5.5mm/.2615" 1 item
    6. 5/16" 2 items
    7. 6.0mm / .2362" 7 items
    8. 6.5mm 1 item
    9. 6.6mm 2 items
    10. 6mm 2 items
    11. 7.0mm 1 item
    12. 7mm 2 items
    13. 8mm 15 items
    14. All 87 items
    Vehicle Make
    1. Acura 2 items
    2. BB Chevy 4 items
    3. Chevy 6 items
    4. Chevy BB 4 items
    5. Chevy LS 14 items
    6. Chevy LT 3 items
    7. Chevy SB 7 items
    8. Chrysler 1 item
    9. Chrysler B 1 item
    10. Chrysler Hemi 1 item
    11. Dodge 1 item
    12. Dodge SRT-4 1 item
    13. Ford BB 2 items
    14. Ford Modular 5 items
    15. Ford SB 1 item
    16. Honda 18 items
    17. Mitsubishi 11 items
    18. Nissan 17 items
    19. SB Chevy 2 items
    20. Subaru 5 items
    21. Toyota 3 items
    22. Universal 127 items
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