Spring Cups and Shims

CNC-Motorsports offers spring cups and shims used to equalize the installed height of your valve springs. For all your high performance auto needs
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  1. CRW-68922-16 PART NUMBER
    CRW-68922-16
    Crower 68922-16 Spring Seat Cups
    $78.95
    Crower Spring Cups, 1.365, 1.570 Learn More
  2. CRW-68940-16 PART NUMBER
    CRW-68940-16
    Crower 68940-16 Spring Seat Discs
    $78.95
    Crower Spring Discs, 1.560, .740, .562, Set of 16 Learn More
  3. CRW-68943-16 PART NUMBER
    CRW-68943-16
    Crower 68943-16 Spring Seat Discs
    $78.95
    Crower Spring Discs, 1.540, .805, .570, Set of 16 Learn More
  4. CRW-68940A-16 PART NUMBER
    CRW-68940A-16
    Crower 68940A-16 Spring Seat Discs
    $78.95
    Crower spring discs, 1.560, .750, .570, Set of 16 Learn More
  5. CNC-EQ-CUP PART NUMBER
    EQ-CUP CNC-Motorsports CH-350I Spring Cup
    EQ-CUP CNC-Motorsports CH-350I Spring Cup
    $72.95
    Spring O.D. Locator Cups: .040" Thick, .776" I.D., 1.383" O.D. Spring: 1.264 O.D, Set of 16 Spring Cups Learn More
  6. PAC-S-188-16 PART NUMBER
    4742-1 Comp Cams Spring Shim, 1.250 O.D., .030 Thick
    S-188 PAC Spring Shim, 1.250 O.D., .050 Thick
    $46.14

    PAC Spring Shims, 1.250 O.D., .050 Thick, .570 ID

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  7. PAC-S-189-16 PART NUMBER
    4742-1 Comp Cams Spring Shim, 1.250 O.D., .030 Thick
    S-189 PAC Spring Shim, 1.250 O.D., .030 Thick
    $44.56

    PAC Spring Shims, 1.250 O.D., .030 Thick, .570 ID

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  8. PAC-S-190-16 PART NUMBER
    4742-1 Comp Cams Spring Shim, 1.250 O.D., .030 Thick
    S-190 PAC Spring Shim, 1.250 O.D., .020 Thick
    $31.82

    PAC Spring Shims, 1.250 O.D., .020 Thick, .570 ID

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  9. PAC-S-191-16 PART NUMBER
    4742-1 Comp Cams Spring Shim, 1.250 O.D., .030 Thick
    S-191 PAC Spring Shim, 1.250 O.D., .015 Thick
    $31.82

    PAC Spring Shims, 1.250 O.D., .015 Thick, .570 ID

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  10. PAC-S101-16 PART NUMBER
    S101 PAC Spring Seat, 1.550 O.D., .060 Thick, Set of 16
    S101 PAC Spring Seat, 1.550 O.D., .060 Thick, Set of 16
    $94.50

    PAC Chrome Moly Spring Seats, 1.550 Spring O.D., .855 Spring I.D., .575 Locator I.D., .060 Thick, Set of 16

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