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    Search results for: 'Machined s'

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    Machined machined blocks machined block Machined sb Machined sbf b
    1. PAC-1204X-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC RPM Series Valve Springs PAC-1204X
      $420.26
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      Dual Spring, 1.290" Outer Diameter, 0.950" ID outer, .694" Inner Diameter, Seat Pressure 145 @ 1.800, Open Pressure 385 @ 1.150, Coil Bind 1.000", Set of 16 Springs

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    2. PAC-1206X-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC RPM Series Valve Springs PAC-1206X
      $420.26
      Add to Wish List Add to Compare

      Dual Spring, 1.290" Outer Diameter, 0.950" ID outer, .680" Inner Diameter, Seat Pressure 145 @ 1.800, Open Pressure 411 @ 1.150, Coil Bind 1.000", Set of 16 Springs

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    Engines > Complete Engines > Crate Engines > Chevy 350 Crate Engine
    CNC-Motorsports offers Chevy 350 crate engines designed and custom built to meet your needs. We take...
    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 427 Short Deck
    CNC-Motorsports offers the best selection in BBC 427 short blocks. Our short blocks are in high dema...
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    1. Coil Bind
      1.000
    2. Outer Spring Outer Diameter
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    1. Engine Valve Spring 2 items
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    Coil Bind
    1. 1.000 2 items
    2. 1.010 1 item
    3. 1.040 1 item
    4. 1.080 1 item
    5. 1.100 1 item
    6. 1.115 1 item
    7. 1.140 1 item
    Outer Spring Outer Diameter
    1. 1.160 2 items
    2. 1.290 2 items
    3. 1.305 1 item
    4. 1.384 1 item
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    6. 1.324 2 items
    Spring Rate (LBS./IN.)
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