Modified Valve Springs

28 products fit your

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28 products

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Racing

Application

Oval Track

Race Type

Modified

Products

Speedway Racing Valve Springs, 1.26 Inch O.D., Set/16

Speedway Motors |

#577810107

Speedway Racing Valve Springs, 1.26 Inch O.D., Set/16

(14)

Valve Spring Style:

Standard

Outside Diameter:

1.26"

Maximum Lift:

.550"

$56.99

/box

Speedway High Lift Spring Kit, 1.253 Inch O.D., Set/16

Speedway Motors |

#91599957

Speedway High Lift Spring Kit, 1.253 Inch O.D., Set/16

(9)

$99.99

/set

Speedway Racing Valve Springs, 1.25 Inch O.D., Set/16

Speedway Motors |

#180671515

Speedway Racing Valve Springs, 1.25 Inch O.D., Set/16

(26)

Valve Spring Style:

Single Spring w/ Damper

Outside Diameter:

1.25"

Maximum Lift:

.55"

$61.99

/set

Isky Racing Cams 235D Valve Springs, 1.26 Inch Diameter, S/B Chevy

Isky Cams |

#450235D

Isky Racing Cams 235D Valve Springs, 1.26 Inch Diameter, S/B Chevy

(3)

Valve Spring Style:

Single Spring w/ Damper

Outside Diameter:

1.26"

$174.99

/set

PAC Racing Springs |

#5611216L

PAC Racing Springs 1216L RaceSaver Valve Springs, Set Of 16

(1)

Spring Rate:

462 lbs.

Open Pressure:

348 lb at 1.300

Seat Pressure:

117 lb at 1.800

$249.10

/set

How to Match Valve Springs to Cam | Single Valve Spring vs Dual

Learn how to choose the right valve springs for your camshaft, the differences between single and dual valve springs and when to replace them.

IMCA Modified Spec Engine Guide | Everything You Need to Know

There's a new spec engine option for the 2025 IMCA Modified season. Here's what you need to know.

What is Adjustable Suspension | Car Suspension System Setup

Adjustable suspensions allow for big changes to a car's stance and handling characteristics, but it's important to understand some suspension tuning principles before making big changes to the suspension under your custom or race car.

Brake Proportioning Valve Reset | Symptoms, Bleeders, Adjustment

How proportioning valves work, fixed vs adjustable valves explained, and how to reset a prop valve.

Mounting a Traditional Transverse Rear Leaf Spring

Learn how to mount a traditional transverse rear leaf spring. These tips will help the installation run smoothly and successfully.

Adjustable Proportioning Valve Block Installation

Learn how to install and properly tune brakes with an adjustable proportioning valve block.

C10 Rear Drop Springs Installation

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

Vintage Overhead Valve Conversions for the Ford Flathead

Check out some cool overhead conversions to the Ford flathead V8 on display in the Museum of American Speed!

Disc Brakes and Proportioning Valves

In this Tech Tip, John confirms a customer question regarding the need for a proportioning valve on his ’55 F100 brake build.

Buying Shocks as a Beginner

How do you know what brand of shocks to purchase? How many shocks do you actually need as a beginner? In this article, Austin explains what to look for when it comes to brands, pricing, and features in the suspension world.

Chevrolet Performance CT350 602 Crate Valve Spring Kit

Chevrolet Performance Parts |

#91605081

Chevrolet Performance CT350 602 Crate Valve Spring Kit

Valve Spring Style:

Single Spring

Outside Diameter:

1.250"

Installed Height:

1.700"

$183.99

/kit

Speedway Racing Valve Springs, 1.550 Inch O.D., Set/16

Speedway Motors |

#91599876

Speedway Racing Valve Springs, 1.550 Inch O.D., Set/16

(2)

Valve Spring Style:

Dual Spring

Outside Diameter:

1.55"

$100.99

/box

602 Chevy Crate Valve Springs & Valve Spring Compressor Tool

Speedway Motors |

#9100882

602 Chevy Crate Valve Springs & Valve Spring Compressor Tool

(2)

Valve Spring Style:

Standard

Outside Diameter:

1.25"

$130.99

/kit

Chevrolet Performance 19154761 CT350 602 Crate Valve Springs, Set/16

Chevrolet Performance Parts |

#35519154761

Chevrolet Performance 19154761 CT350 602 Crate Valve Springs, Set/16

(13)

Valve Spring Style:

Standard

Outside Diameter:

1.25"

Spring Rate:

256 lbs.

$83.28

/set

Chevrolet Performance 19420455 CT525 604 Crate Beehive Spring Set

Chevrolet Performance Parts |

#35519420455

Chevrolet Performance 19420455 CT525 604 Crate Beehive Spring Set

(1)

Valve Spring Style:

Beehive

Outside Diameter:

1.290"

Spring Rate:

375 lbs.

$103.86

/set

Speedway Racing Valve Springs, 1.465 Inch O.D., Set/16

Speedway Motors |

#91599893

Speedway Racing Valve Springs, 1.465 Inch O.D., Set/16

(3)

Valve Spring Style:

Dual Spring

Outside Diameter:

1.465"

$216.99

/box

COMP Cams |

#28294116

COMP Cams 941-16 Single Outer Valve Springs

(3)

Valve Spring Style:

Single Spring w/ Damper

Outside Diameter:

1.255"

Sold in Quantity:

Set

$249.95

/set

Chevrolet Performance 19300952 CT400 604 Crate Beehive Spring Update

Chevrolet Performance Parts |

#35519300952

Chevrolet Performance 19300952 CT400 604 Crate Beehive Spring Update

(2)

Valve Spring Style:

Beehive

Material Type:

Steel

$650.83

/set

Edelbrock |

#3255767

Edelbrock 5767 Sure Seat Valve Spring, Single, 1.460 Inch

Valve Spring Style:

Standard

Sold in Quantity:

Set

Number of Springs Per Valve:

Single

$123.95

/set

Edelbrock |

#3255802

Edelbrock 5802 Sure Seat Valve Spring, Single, 1.222 Inch

Valve Spring Style:

Standard

Spring Rate:

255 lbs.

$68.95

/set

-9%

Manley |

#505221442

Manley 221442-16 Valve Spring Set, Set of 16

(1)

Valve Spring Style:

Dual Spring

Outside Diameter:

1.560"

Maximum Lift:

.750"

$598.27

/set

$664.74

Edelbrock |

#3255792

Edelbrock 5792 Sure Seat Valve Spring, 1.550 Inch, Set of 16

Valve Spring Style:

Standard

Sold in Quantity:

Set

Number of Springs Per Valve:

Single

$157.95

/set

COMP Cams |

#28226975

COMP Cams 26975-16 GM604 Valve Springs, 1.320 x .920 Diameter, Set/16

(1)

Outside Diameter:

1.32"

Spring Rate:

365 lbs.

$400.95

/set

Edelbrock |

#3255824

Edelbrock 5824 Sure Seat Valve Spring, Single, 1.250 Inch

Valve Spring Style:

Standard

Sold in Quantity:

Set

Number of Springs Per Valve:

Single

$96.95

/set

COMP Cams |

#2822612016

COMP Cams 26120-16 Beehive 1.445 Inch Valve Spring, Set of 16

(1)

Valve Spring Style:

Beehive

Outside Diameter:

1.45"

Installed Height:

1.23"

$302.95

/set

Edelbrock |

#3255703

Edelbrock 5703 Sure Seat Valve Spring, Single 1.265 Inch

Valve Spring Style:

Standard

Sold in Quantity:

Set

Number of Springs Per Valve:

Single

$73.95

/set

Isky 9995-RAD Dual Valve Springs w/ Damper, 1.560 O.D.

Isky Cams |

#4509995

Isky 9995-RAD Dual Valve Springs w/ Damper, 1.560 O.D.

Valve Spring Style:

Dual Spring w/ Damper

Maximum Lift:

.710"

Sold in Quantity:

Set

$598.99

/set

Edelbrock |

#3255825

Edelbrock 5825 Sure Seat Valve Spring, Single, 1.460 Inch

Valve Spring Style:

Standard

Sold in Quantity:

Set

Number of Springs Per Valve:

Single

$163.95

/set

Edelbrock |

#3255894

Edelbrock 5894 Sure Seat Valve Spring, Single, 1.222 Inch

Valve Spring Style:

Standard

Material Type:

Steel

$163.95

/set

Chevrolet Performance 19302868 CT400 604 Crate Valve Locks, Set/16

Chevrolet Performance Parts |

#35519302868

Chevrolet Performance 19302868 CT400 604 Crate Valve Locks, Set/16

(1)

Valve Spring Style:

Beehive

Sold in Quantity:

Set

$157.98

/each

Edelbrock |

#3255768

Edelbrock 5768 Sure Seat Valve Spring, Single Beehive, 1.280 Inch

Valve Spring Style:

Beehive

Maximum Lift:

0.06"

Spring Rate:

313 lbs.

$345.95

/set

COMP Cams |

#2822611516

COMP Cams 26115-16 Elite Race Dual Valve Springs, 1.549 OD/.719 ID

Valve Spring Style:

Standard

Outside Diameter:

1.55"

Installed Height:

1.20"

$678.95

/set

Edelbrock |

#3255823

Edelbrock 5823 Sure Seat Valve Spring, Dual, 1.550 Inch

Valve Spring Style:

Standard

Spring Rate:

500 lbs.

$169.95

/set

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Modified Valve Springs

Valve Spring Style

Brand

Availability

Discounts

Engine Family

Price

Customer Rating

Products

Speedway Racing Valve Springs, 1.26 Inch O.D., Set/16

Speedway High Lift Spring Kit, 1.253 Inch O.D., Set/16

Speedway Racing Valve Springs, 1.25 Inch O.D., Set/16

Isky Racing Cams 235D Valve Springs, 1.26 Inch Diameter, S/B Chevy

PAC Racing Springs 1216L RaceSaver Valve Springs, Set Of 16

Related Articles

Chevrolet Performance CT350 602 Crate Valve Spring Kit

Speedway Racing Valve Springs, 1.550 Inch O.D., Set/16

602 Chevy Crate Valve Springs & Valve Spring Compressor Tool

Chevrolet Performance 19154761 CT350 602 Crate Valve Springs, Set/16

Chevrolet Performance 19420455 CT525 604 Crate Beehive Spring Set

Speedway Racing Valve Springs, 1.465 Inch O.D., Set/16

COMP Cams 941-16 Single Outer Valve Springs

Chevrolet Performance 19300952 CT400 604 Crate Beehive Spring Update

Edelbrock 5767 Sure Seat Valve Spring, Single, 1.460 Inch

Edelbrock 5802 Sure Seat Valve Spring, Single, 1.222 Inch

Manley 221442-16 Valve Spring Set, Set of 16

Edelbrock 5792 Sure Seat Valve Spring, 1.550 Inch, Set of 16

COMP Cams 26975-16 GM604 Valve Springs, 1.320 x .920 Diameter, Set/16

Edelbrock 5824 Sure Seat Valve Spring, Single, 1.250 Inch

COMP Cams 26120-16 Beehive 1.445 Inch Valve Spring, Set of 16

Edelbrock 5703 Sure Seat Valve Spring, Single 1.265 Inch

Isky 9995-RAD Dual Valve Springs w/ Damper, 1.560 O.D.

Edelbrock 5825 Sure Seat Valve Spring, Single, 1.460 Inch

Edelbrock 5894 Sure Seat Valve Spring, Single, 1.222 Inch

Chevrolet Performance 19302868 CT400 604 Crate Valve Locks, Set/16

Edelbrock 5768 Sure Seat Valve Spring, Single Beehive, 1.280 Inch

COMP Cams 26115-16 Elite Race Dual Valve Springs, 1.549 OD/.719 ID

Edelbrock 5823 Sure Seat Valve Spring, Dual, 1.550 Inch

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