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Northern Performance sells aftermarket auto parts from Burlington, Ontario, and ships within Canada. Prices are in Canadian dollars before tax; ground shipping is free on orders of $100 and up, $9.99 under.

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Valvetrain

  1. Set of 100 - 10 Degree, .310", Single Groove Locks w/o Lash Cap Recess

    Ideal for use in race applications, our wider 10 degree angle locks better distribute increasing spring loads over the retainer more than typicaly 7 degree locks.

    NP#: COM617-100 Mfg#: 617-100
    C$315.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$315.99
  2. Set of 100 - 10 Degree 3/8" Single Groove Locks w/o Lash Cap Recess +.050" Height

    • Super-Tough - 10 Degree Super Locks greatly reduce the chance of "pull-through" failure in high load applications.…
    • COMP Super Locks are machined from fatigue resistant alloy material.
    NP#: COM616-100 Mfg#: 616-100
    C$315.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$315.99
  3. Set of 12 - 10 Degree 11/32 Single Groove Locks w/o Lash Cap Recess +.050 Height

    These Steel Super Locks with +.050 install height feature a 10& deg

    NP#: COM614-12 Mfg#: 614-12
    C$41.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$41.99
  4. C$46.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$46.99
  5. Set of 12 Hardened Lash Caps w/ 5/16" Valve Stem, .230" Head Height

    Includes 12 Hardened Lash Caps: 5/16 Stem Size, .230" Head Height, .080" Thickness.

    NP#: COM620-12 Mfg#: 620-12
    C$66.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$66.99
  6. Steel Retainer for Set of 16

    Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs.

    NP#: COM786-16 Mfg#: 786-16
    C$124.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$124.99
  7. STEEL RETAINERS, 1.250"

    Package of 12 1.250" Steel retainer valve springs with larger diameters require retainers to handle the higher pressures developed by the springs.

    NP#: COM750-12 Mfg#: 750-12
    C$101.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$101.99
  8. Stud Girdle Adjusting Nut for 3/8" Stud w/ Snap Ring

    Designed for ultimate strength and locking force High Energy and Magnum polylocks are best for moderate lift and spring pressure Applications Hi-Tech Polylocks work well in all high end Race applications.

    NP#: COM4509S-1 Mfg#: 4509S-1
    C$16.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$16.99
  9. Titanium Set of 12 - 10 Degree, 11/32", Single Groove Locks w/ Lash Cap Recess

    These Titanium Super Locks with lash cap recess feature a 10& deg

    NP#: COM638-12 Mfg#: 638-12
    C$372.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$372.99
  10. Titanium Set of 16 - 10 Degree, 5/16", Single Groove Locks w/ Lash Cap Recess

    These Titanium Super Locks with lash cap recess feature a 10& deg

    NP#: COM637-16 Mfg#: 637-16
    C$463.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$463.99
  11. Titanium Set of 8 - 10 Degree, 11/32", Single Groove Locks w/ Lash Cap Recess

    These Titanium Super Locks with lash cap recess feature a 10& deg

    NP#: COM638-8 Mfg#: 638-8
    C$234.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$234.99
  12. VALVE SPRINGS, 1.254" OUTER W/

    Single Outer Valve Springs from COMP Cams allow you to build the perfect spring assembly for your application.

    NP#: COM981-12 Mfg#: 981-12
    C$136.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$136.99
  13. VALVE SPRINGS, 1.460" OUTER W/

    1.460" OD Single Springs

    NP#: COM972-12 Mfg#: 972-12
    C$171.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$171.99
  14. VALVE SPRINGS, 1.551" NASCAR

    1.551" OD Dual Springs

    NP#: COM927-12 Mfg#: 927-12
    C$718.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$718.99
  15. Valve Spring Shim - 1.437" OD, .645" ID .015" Thickness

    These .015" thick Valve Spring Shims with 1.437" outside diameter and .645" inside diameter are used to equalize the installed height of valve springs.

    NP#: COM4737-1 Mfg#: 4737-1
    C$5.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$5.99
  16. Valve Spring Shim - 1.640" OD, .650" ID .060" Thickness

    These .060" thick Valve Spring Shims with 1.640" outside diameter and .635" inside diameter are used to equalize the installed height of valve springs.

    NP#: COM4752-1 Mfg#: 4752-1
    C$5.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$5.99
  17. Valve Stem Locks 3/8" Diameter

    Edelbrock part #9612 Valve Stem Locks are 7 Degree, hardened Steel with a 11/32" stem, standard height, machined and hardened replacement valve locks.

    NP#: EDE9612 Mfg#: 9612
    C$87.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$87.99
  18. OD Spring Locator Set of 100 - 1.780" OD, .640" ID, .060" Thick

    The older style standard shims will not hold up to the extreme spring pressures and high RPM found in racing engines being built today.

    NP#: COM4708-100 Mfg#: 4708-100
    C$1,023.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$1,023.99
  19. 10 Degree, 11/32", Single Groove Lock w/o Lash Cap Recess, +.050" Height

    This Steel Super Lock with +.050 install height features a 10& deg

    NP#: COM614-1 Mfg#: 614-1
    C$3.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$3.99
  20. 10 Degree Superlock Steel Retainer Set of 4 for 1.500"-1.550" OD Valve Spring

    1.500-1.550 Steel Retainer

    NP#: COM749-4 Mfg#: 749-4
    C$39.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$39.99
  21. 10 Degree Titanium Retainer Set of 12 for 1.500"-1.550" OD Double Springs

    Upgrading to these 10& deg

    NP#: COM727-12 Mfg#: 727-12
    C$528.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$528.99
  22. 10 Degree Titanium Retainer Set of 4 for 1.437"-1.500" OD Double Springs

    Upgrading to COMP Cams titanium valve spring retainers will often allow you to gain speed and power because titanium retainers are lighter and as stong as most steel ones.

    NP#: COM730-4 Mfg#: 730-4
    C$227.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$227.99
  23. 10 Degree Tool Steel Retainer Set of 12 for All Valves w/ 26056 Springs

    These new package of 12 1.185" lightweight spring diameter Tool Steel Retainers from COMP Cams have a 10& deg

    NP#: COM1756-12 Mfg#: 1756-12
    C$241.99
    Availability: Backorder?

    Free shipping in Canada, ships in about 2 weeks

    C$241.99
  24. 10 Lightweight Titanium Retainer for 1.625" OD Triple Springs

    Upgrading to these 10& deg

    NP#: COM722-1 Mfg#: 722-1
    C$63.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$63.99
  25. 10 Steel Retainer for 26120 Beehive Spring

    Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs.

    NP#: COM795-1 Mfg#: 795-1
    C$9.99
    Availability: Backorder?

    Ships in about 2 weeks

    C$9.99

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