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    Search results for: 'performance short block engine'

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    1. MAN-221427-16 PART NUMBER
      221427-16
      Manley 221427-16 NexTek Performance Street/Strip Valve Springs
      $342.18
      Manley
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      Ford 4.6L/5.4L SOHC, Single Spring, Conical Ovate Wire, 1.020" Top 1.125" Bottom Outer Diameter, .642" Top .748" Bottom Inner Diameter, Seat Pressure 95 @ 1.680, Open Pressure 240 @ 1.130, Coil Bind 1.080", Set of 16 Learn More
    2. MAN-221437-16 PART NUMBER
      221437-16
      Manley 221437-16 NexTek Performance Street/Strip Valve Springs
      $365.21
      Manley
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      Ford 4.6L/5.4L SOHC, Single Spring, Conical Ovate Wire, 1.030" Top 1.175" Bottom Outer Diameter, .642" Top .787" Bottom Inner Diameter, Seat Pressure 125 @ 1.680, Open Pressure 265 @ 1.130, Coil Bind 1.080", Set of 16 Learn More
    3. CRW-68878-16 PART NUMBER
      Crower 68878-16 Performance Valve Springs, Single Spring, OD 1.050
      Crower 68878-16 Performance Valve Springs, Single Spring, OD 1.050
      $374.85
      Crower
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      Single Spring, OD 1.050 ID .650 at top OD 1.290 ID .885 at bottom Spring Diameter, Lowest Pressure 132 @ 1.800, Highest Pressure 336 @ 1.150, .168/.200 Wire Diameter, Coil Bind 1.080", Set of 16 Learn More
    4. CRW-68340-16 PART NUMBER
      CRW-68340-16
      Crower 68340-16 Performance Valve Springs, Dual Spring, OD 1.500
      $196.74
      Crower
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      Dual Spring, OD 1.500 ID 1.120 Spring Diameter, Lowest Pressure 100 @ 1.950, Highest Pressure 477 @ 1.150, .191/.141 Wire Diameter, Coil Bind .1.080", Set of 16 Learn More
    5. CRW-68548-16 PART NUMBER
      CRW-68548-16
      Crower 68548-16 Performance Valve Springs, Triple Spring, OD 1.650
      $491.02
      Crower
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      Triple Spring, OD 1.650 ID 1.205 Spring Diameter, Lowest Pressure 279 @ 2.200, Highest Pressure 1006 @ 1.150, .215/.162/.119 Wire Diameter, Coil Bind .1.080", Set of 16 Learn More
    6. PAC-1236X-16-1 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC RPM Series Valve Springs PAC-1236X
      $425.82
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      Dual Spring, 1.310" Outer Diameter, 0.925" ID outer, .665" Inner Diameter, Seat Pressure 156 @ 1.800, Open Pressure 495 @ 1.100, Coil Bind 1.150", Set of 16 Springs

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    7. PAC-1221X-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC RPM Series Valve Springs PAC-1221X
      $240.14
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      Dual Spring, 1.300" Outer Diameter, 0.895" ID outer, .650" Inner Diameter, Seat Pressure 160 @ 1.800, Open Pressure 424 @ 1.150, Coil Bind 1.080", Set of 16 Springs

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    8. HOW-98445 PART NUMBER
      Howards Universal 1.080 Hydraulic Roller Valve Springs 98445
      Howards Universal 1.080 Hydraulic Roller Valve Springs 98445
      $137.95
      Howards
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      Dual Valve, w/o Damper, Hydraulic Roller / Mechanical Flat Tappet, 1.470" OD Outer, 1.080" ID Outer, 1.085" OD Inner, .800" ID Inner, 120@ 1.875 Closed Pressure, 425@ 1.110 Open Pressure, 399 Rate, .735" Max Lift, 1.080" Coil Bend, Set of 16 Learn More
      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    9. HOW-98643 PART NUMBER
      Howards Universal 1.080 Pro Alloy Mechanical Roller Valve Springs 98643
      Howards Universal 1.080 Pro Alloy Mechanical Roller Valve Springs 98643
      $222.95
      Howards
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      Dual Spring, w/o Damper, 1.550" OD Outer, 1.126" ID Outer, 1.126" OD Inner, .815" ID Inner, 230@ 1.880 Closed Pressure, 550@ 1.250 Open Pressure, 508 Rate, .750 Max Lift, 1.080 Coil Bind, Set of 16 Learn More
      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    10. HOW-98644 PART NUMBER
      Howards Universal 1.080 Polished Pro Alloy Mechanical Roller Valve Springs 98644
      Howards Universal 1.080 Polished Pro Alloy Mechanical Roller Valve Springs 98644
      $264.95
      Howards
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      Dual Spring, w/o Damper, 1.550" OD Outer, 1.126" ID Outer, 1.126" OD Inner, .815" ID Inner, 230@ 1.880 Closed Pressure, 550@ 1.250 Open Pressure, 508 Rate, .750 Max Lift, 1.080 Coil Bind, Set of 16 Learn More
      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.

    Products (10 results)

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    Engines
    CNC-Motorsports offers the best crate engines and race engines you can buy. We specialize in domesti...
    Engines > Short Blocks
    CNC-Motorsports short blocks are in high demand among racers of all types worldwide. We use the bes...
    Engines > Short Blocks > BB Chevy Short Blocks
    CNC-Motorsports offers the best selection in BBC 427-454-496-540-572-598-632 short blocks. Our short...
    Engines > Short Blocks > BB Chevy Short Blocks > Chevy 454 Short Deck
    CNC-Motorsports offers the best selection in BBC 454 short blocks. Our short blocks are in high dema...
    Home page
    YOUR SOURCE FOR Custom & High Performance Engine Parts Complete Engine Short Block Rot...
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    Shipping & Delivery All items are shipped through UPS Ground, FedEx or USPS, unless special...
    About CNC Motorsports
    Performance Racing Specialist ABOUT CNC MOTORSPORTS It was our vis...
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    Help Center HOW CAN WE HELP? Live Chat Contact Us FAQ - Knowledge Base Tech Center Order ...
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