Modified Engine Parts

5,039 products fit your

Modified

5,039 products

Sort By:

Clear All

Department

Racing

Application

Oval Track

Race Type

Modified

Products

KRC Serpentine Drive Belt, 6 Rib, 26-1/2 Inch

KRC Power Steering |

#466602067

KRC Serpentine Drive Belt, 6 Rib, 26-1/2 Inch

Belt Width:

.83"

Belt Type:

Serpentine

Sold in Quantity:

Each

$22.02

/each

Spyder Filters |

#5921401

SPYDER 14" PRE FILTER

Color:

Black

Overall Diameter:

14"

Sold in Quantity:

Each

$18.99

/each

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

Spectre Performance |

#4655946

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

(2)

Fitting End A:

3/8" Hose barb

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$13.99

/each

ARP 254-3708 Ford 302 w/ 351 Windsor Aluminum Cylinder Heads Bolt Kit

ARP |

#1012543708

ARP 254-3708 Ford 302 w/ 351 Windsor Aluminum Cylinder Heads Bolt Kit

(2)

Sold in Quantity:

Set

Material Type:

Steel

$163.99

/set

Performance Tool |

#910W80594

Performance Tool W80594 Vacuum and Fuel Pump Tester

(3)

GTIN Code:

039564805943

Sold in Quantity:

Each

$17.49

/each

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.

Speedway Motors Introduces New IMCA Modified Spec Racing Engine as they Kick Off 2025 Race Season

Speedway Motors announced today the introduction of a new IMCA Modified Spec Racing Engine as they kick off the 2025 race season along with discounts Jan. 27-Feb. 2 to help their customers get ready for race season.

How to Mount a Modified Race Car Body

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

Setting Up Your Modified Race Car

In order to be competitive and win, it's important to find the right set up that works for you and your car. Here's some general reminders to remember during set up!

Quick Change Bolt On Components for a Modified Race Car

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Pick a Side: Engine Swaps

Where do you stand on engine swaps? Does your Ford need to have a Ford engine and your Chevy need to have a Chevy? Or, does anything go in the name of speed? We want to hear your opinion...

1967 Firebird Engine Refurbish

Follow this restoration guide as Josh breathes new life back into his Pontiac engine.

Dirt Modified Racing Classes Explained | A-Mod, B-Mod, and E-Mod

Dirt modified racing delivers high-horsepower, adrenaline-fueled action, learn more about them and their racing classes

Fix An Overheating Race Engine | Beyond The Cooling System

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

Cover Car Contest Winner: Bryce's IMCA Northern Sport Modified

Meet Bryce Campbell. He's the winner of our Cover Car Contest and this is his IMCA Sport Mod. He's taken his whole family racing with him, and we're thrilled to bring you his story.

Driven Racing Oil |

#91000107

Driven Racing Oil 00107 BR Conventional 15W50 Break-In Oil, 12 Quarts

(6)

Oil Weight:

15W50

Oil Type:

Break-In

ZDDP Enhanced:

Yes

$155.88

/box

-7%

Holley |

#4251204660

Holley 120-4660 4500 Drop Base Air Cleaner, Black, 6 Inch Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$299.95

/each

$322.95

$106 Off

KB Chevy 350 Hypereutectic Pistons, .150 Dome, 6.0 Rod

Keith Black |

#474113

KB Chevy 350 Hypereutectic Pistons, .150 Dome, 6.0 Rod

(1)

Piston Style:

Dome

Piston Material:

Hypereutectic Aluminum

Wrist Pin Included:

Yes

$452.45

/set

$558.58

Speedway Motors |

#91017134

Billet Valve Cover O-Ring Oil Fill

(5)

Overall Thickness:

0.685 in.

Inside Diameter:

1-7/16 in.

Outside Diameter:

Approx. 1-11/16 in.

$31.99

/each

COMP Cams |

#282CL352463

COMP Cams CL35-246-3 Xtreme Energy Hydraulic Camshaft Kit, Ford 351W

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

230

Exhaust Duration (.050" Lift):

236

$386.95

/each

COMP Cams |

#28283216

COMP Cams 832-16 High Energy Lifters, Hydraulic flat tappet, Ford, Set

(2)

Lifter Type:

Hydraulic Flat Tappet

Lifter Body Diameter:

0.875"

$127.95

/set

Speedway Motors |

#2514394

Speedway Valvetrain Organizer Tray

(23)

$55.99

/each

COMP Cams |

#282354143

COMP Cams 35-414-3 Magnum Hydraulic Camshaft, Ford 302/351W

(1)

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

1800-5800

Intake Duration (.050" Lift):

224

$297.95

/each

Maxima |

#22991912

Maxima Racing Oils 22991901 RS Full Synthetic, 5W30, 12 Quarts

(1)

Oil Weight:

5W30

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$169.99

/box

Super Duty Steel Exhaust Valves, 1.50 Inch, .100 Longer, Set of 8

Speedway Motors |

#9108744

Super Duty Steel Exhaust Valves, 1.50 Inch, .100 Longer, Set of 8

Material Type:

Stainless Steel

Sold in Quantity:

Set

$125.99

/kit

-7%

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

MSD |

#5478366

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

(1)

Cap Type:

HEI / Male

Advance Type:

Electronic

$519.95

/each

$562.95

Total Seal |

#718RC00

Total Seal Fixed Size Hard Piston Ring Compressor, Aluminum

(3)

Material Type:

Aluminum

Adjustable:

Finish:

Anodized

$49.33

/each

-7%

Earls |

#425AT809008ERL

Earls AT809008ERL 90 Degree -8 AN Female to -8 AN Swivel Low Profile

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$51.95

/each

$56.19

-7%

Earls |

#425804608ERL

Earls 804608ERL 45 Degree -8 AN Female to -8 AN Hose Adapter

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$46.57

/each

$50.38

-7%

Holley |

#4251204630

Holley 120-4630 4500 Drop Base Air Cleaner, Black, 3 Inch Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$259.95

/each

$281.95

Speedway Motors |

#910030341

HEI Distributor Snap-On Wire-Retainer

(1)

Cap Type:

HEI / Male

$5.49

/each

Lucas Oil |

#48410633

Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal

(8)

Oil Weight:

SAE30

Oil Type:

Break-In

ZDDP Enhanced:

Yes

$132.99

/each

COMP Cams |

#28280016

COMP Cams 800-16 Chevy Solid Lifters with Oil Hole

(7)

Lifter Type:

Mechanical/Solid Flat Tappet

Lifter Body Diameter:

0.842"

$307.95

/set

-15%

Accel |

#1054040B

ACCEL 4040B Spark Plug Wire Set, 8mm, Super Stock Universal, Blue

Conductor Style:

Spiral Core

Diameter:

$69.95

/each

$82.95

COMP Cams |

#28264816

COMP Cams 648-16 Machined Steel Race Locks, 7 Degree, 11/32 Stem

(2)

Material Type:

Hardened steel

Color:

Black

Finish:

Black Oxide

$43.95

/set

Speedway Motors |

#910110681

Low Profile 2 Barrel Rochester Air Cleaner Base, Black Anodized

$51.99

/each

-8%

Moroso |

#54525900

Moroso 25900 Crankcase Evacuation System

(7)

Attachment Style:

Push-in

Valve Cover Hole Size:

0.625"

Material Type:

Steel

$103.99

/each

$114.26

-10%

Moroso |

#54523692

Moroso 23692 Chevy Oil Filter Adapter for Oil Cooler

(3)

GTIN Code:

084663236921

Sold in Quantity:

Each

$136.99

/each

$152.93

-8%

Holley |

#425241250

Holley 241-250 Finned Valve Covers, SBC, Gloss Red Finish

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Center Bolt

Material Type:

Cast Aluminum

$309.95

/each

$337.95

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Speedway Motors |

#61760520

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Fitting End A:

-12 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$15.99

/each

$146 Off

Aeroquip |

#6174242

Aeroquip FBM4242 Starlite Crimp Fitting, 120 Degree, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$45.99

/each

$191.90

Moroso |

#54562520

Moroso 62520 Mopar Solid Motor Mounts

(3)

Attachment Style:

Bolt-on

Mount Material:

Steel

$49.99

/pair

Beyea |

#19660202

Beyea IDM-602-NSMB2 IMCA Dirt Modified 4-1 Header

(1)

Header Tube Type:

4 to 1

Primary Tube Diameter:

1-5/8 to 1-3/4"

Material Type:

Steel

$428.99

/pair

COMP Cams |

#28251716

COMP Cams 517-16 Valve Stem Seals, PTFE, .500 Inch, .342 Inch, Set/16

GTIN Code:

036584142911

$25.95

/set

$116 Off

Keith Black |

#474123

Keith Black KB123.030 .150 Dome 6.0 Rod SBC 383 Hypereutectic Pistons

Piston Style:

Dome

Piston Material:

Hypereutectic Aluminum

Wrist Pin Included:

Yes

$493.46

/set

$609.21

Driven Racing Oil |

#91003207

Driven Racing Oil 03206 XP9 Synthetic 10W40 Motor Oil, 12 Quarts

(4)

Oil Weight:

10W40

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$247.08

/box

Showing 1 - 324 of 5,039 results

Shop Feedback:

Did you find what you are looking for?

Modified Engine Parts

Subcategory

Part

Brand

Transmission Family

Rear Axle Family

Chassis

Engine Family

Sanctioning Body

Availability

Discounts

Price

Customer Rating

Products

KRC Serpentine Drive Belt, 6 Rib, 26-1/2 Inch

SPYDER 14" PRE FILTER

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

ARP 254-3708 Ford 302 w/ 351 Windsor Aluminum Cylinder Heads Bolt Kit

Performance Tool W80594 Vacuum and Fuel Pump Tester

Related Articles

Driven Racing Oil 00107 BR Conventional 15W50 Break-In Oil, 12 Quarts

Holley 120-4660 4500 Drop Base Air Cleaner, Black, 6 Inch Filter

KB Chevy 350 Hypereutectic Pistons, .150 Dome, 6.0 Rod

Billet Valve Cover O-Ring Oil Fill

COMP Cams CL35-246-3 Xtreme Energy Hydraulic Camshaft Kit, Ford 351W

COMP Cams 832-16 High Energy Lifters, Hydraulic flat tappet, Ford, Set

Speedway Valvetrain Organizer Tray

COMP Cams 35-414-3 Magnum Hydraulic Camshaft, Ford 302/351W

Maxima Racing Oils 22991901 RS Full Synthetic, 5W30, 12 Quarts

Super Duty Steel Exhaust Valves, 1.50 Inch, .100 Longer, Set of 8

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

Total Seal Fixed Size Hard Piston Ring Compressor, Aluminum

Earls AT809008ERL 90 Degree -8 AN Female to -8 AN Swivel Low Profile

Earls 804608ERL 45 Degree -8 AN Female to -8 AN Hose Adapter

Holley 120-4630 4500 Drop Base Air Cleaner, Black, 3 Inch Filter

HEI Distributor Snap-On Wire-Retainer

Lucas Oil 10630 SAE 30 Engine Break-In Oil 5 Gal

COMP Cams 800-16 Chevy Solid Lifters with Oil Hole

ACCEL 4040B Spark Plug Wire Set, 8mm, Super Stock Universal, Blue

COMP Cams 648-16 Machined Steel Race Locks, 7 Degree, 11/32 Stem

Low Profile 2 Barrel Rochester Air Cleaner Base, Black Anodized

Moroso 25900 Crankcase Evacuation System

Moroso 23692 Chevy Oil Filter Adapter for Oil Cooler

Holley 241-250 Finned Valve Covers, SBC, Gloss Red Finish

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Aeroquip FBM4242 Starlite Crimp Fitting, 120 Degree, -6 AN

Moroso 62520 Mopar Solid Motor Mounts

Beyea IDM-602-NSMB2 IMCA Dirt Modified 4-1 Header

COMP Cams 517-16 Valve Stem Seals, PTFE, .500 Inch, .342 Inch, Set/16

Keith Black KB123.030 .150 Dome 6.0 Rod SBC 383 Hypereutectic Pistons

Driven Racing Oil 03206 XP9 Synthetic 10W40 Motor Oil, 12 Quarts