1978 Chevy C30 Engine Parts

7,890 products fit your

1978 Chevy C30

Add Engine

Show Direct Fit Parts

7,890 products

Sort By:

Clear All

Fitment

1978 Chevy C30

Products

$181 Off

Total Seal |

#718

Total Seal TS1 Gapless 2nd Piston Rings, 4.00/4.125 Bores, Styles A, B, C

(3)

Sold in Quantity:

Set

as low as

$35.43

/set

$215.99

Street SB Chevy 400 Rotating Assembly, Dish Piston, 5.7 In Rod

Speedway Motors |

#91510249

Street SB Chevy 400 Rotating Assembly, Dish Piston, 5.7 In Rod

Connecting Rod Type:

I-Beam

Piston Style:

Dish

Piston Material:

Hypereutectic Aluminum

$1,310.99

/kit

SB Chevy Rotating Assembly, 400 Flat Top-2 Valve Relief, 5.7 Rod

Speedway Motors |

#91510219

SB Chevy Rotating Assembly, 400 Flat Top-2 Valve Relief, 5.7 Rod

(1)

Connecting Rod Type:

I-Beam

Piston Style:

Flat Top w/ 2 valve reliefs

Piston Material:

Hypereutectic Aluminum

$1,132.99

/kit

Speedway S/B Chevy 400 Head Gaskets, 4.125 In Bore w/Steam Holes

Speedway Motors |

#91010202

Speedway S/B Chevy 400 Head Gaskets, 4.125 In Bore w/Steam Holes

Bore Size:

4.125"

Overall Thickness:

.050"

$29.99

/each

Small Block Chevy 400 Harmonic Balancer, 8 Inch, Plain Steel

Speedway Motors |

#91015400

Small Block Chevy 400 Harmonic Balancer, 8 Inch, Plain Steel

(7)

Outside Diameter:

Material Type:

Steel

$80.99

/each

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Historic Chevy Performance Engines

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Chevy L79 327 Engine I History, Specs, & Build Ideas

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

The Modern Day Chevy C10

Jason Ankerson's 1965 Chevy C10 began its life as his high school beater. Over a decade of transformations, his first-gen C10 has become a modern reliable cruiser.

1946 Ford Sedan Delivery Engine Detail

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

Chris Ryan's 1978 Pontiac Trans Am

Chris Ryan's '78 Firebird is a loving tribute to that famous Trans Am from _Smokey & the Bandit_, but with style and performance that would have been nearly impossible when the Bandit was busy with Sheriff Justice.

Engine Cylinder Numbers

Assembly and Engine Start | 1968 C10 Build Episode 8

It's alive! Our 1968 C10 truck project is one step closer to our first drive. In this episode, our old truck finally comes to life with a cammed junkyard LS.

Forged 421 SBC Stroker Kit Rotating Assembly, 400 Mains, 6" Rod

Speedway Motors |

#9151272

Forged 421 SBC Stroker Kit Rotating Assembly, 400 Mains, 6" Rod

(4)

Connecting Rod Type:

H-Beam

Piston Style:

Flat Top

Piston Material:

Forged Aluminum

as low as

$2,157.99

/kit

Forged S/B Chevy Rotating Assembly, 421, .283 Dome, 400 Mains, 6 Rod

Speedway Motors |

#9151274

Forged S/B Chevy Rotating Assembly, 421, .283 Dome, 400 Mains, 6 Rod

Connecting Rod Type:

H-Beam

Piston Style:

Dome

Piston Material:

Forged Aluminum

as low as

$2,301.99

/kit

Speedway Small Block Chevy Overhaul Gasket Set, 400 Chevy '70-'81

Speedway Motors |

#9152400

Speedway Small Block Chevy Overhaul Gasket Set, 400 Chevy '70-'81

(9)

Sold in Quantity:

Set

$64.99

/set

Total Seal |

#718CR0190GP-035

Total Seal CR0190GP 35 Gas Piston Ring Set, 4.160 Bore, Style A

$284.44

/set

Total Seal |

#718CR0190

Total Seal Piston Rings 4.125 plus over size 5/64X5/64X3/16

Piston Ring Style:

Piston Ring Design:

Conventional

Sold in Quantity:

Set

$181.37

/set

Ships FREE!

BluePrint BP4003CT1 GM 400, Base Engine, Alum Heads- Roller Cam

BluePrint Engines |

#227BP4003CT1

BluePrint BP4003CT1 GM 400, Base Engine, Alum Heads- Roller Cam

(1)

Crate Engine Type:

Long Block

Compression Ratio:

9.5:1

Engine Displacement:

400 cu. in.

$9,899.00

/each

Labor To Side Clearance Rods and Balance Rotating Assembly, 434 Kit

Speedway Motors |

#91510222

Labor To Side Clearance Rods and Balance Rotating Assembly, 434 Kit

$374.99

/each

Dart |

#30431612

Dart 31161211 Special High Performance Chevy Block, 4.125 Inch Bore

(1)

$2,299.99

/each

Forged Street SB Chevy 400 Rotating Assembly, 5.7 In I-Beam Rods

Speedway Motors |

#9151236

Forged Street SB Chevy 400 Rotating Assembly, 5.7 In I-Beam Rods

(1)

Connecting Rod Type:

I-Beam

Piston Style:

Dish

Piston Material:

Forged Aluminum

$2,378.99

/kit

Forged Street SB Chevy 400 Rotating Assembly, 6 In I-Beam Rods

Speedway Motors |

#9151238

Forged Street SB Chevy 400 Rotating Assembly, 6 In I-Beam Rods

Connecting Rod Type:

I-Beam

Piston Style:

Dish

Piston Material:

Forged Aluminum

$2,341.99

/kit

Premium SB Chevy Rotating Assembly, 400 Flat Top, 5.7 In Rods

Speedway Motors |

#91510280

Premium SB Chevy Rotating Assembly, 400 Flat Top, 5.7 In Rods

(1)

Connecting Rod Type:

H-Beam

Piston Style:

Flat Top

Piston Material:

Hypereutectic Aluminum

$1,627.99

/kit

Premium SB Chevy Rotating Assembly, 400 .150 Dome, 6 In Rods

Speedway Motors |

#91510295

Premium SB Chevy Rotating Assembly, 400 .150 Dome, 6 In Rods

Connecting Rod Type:

H-Beam

Piston Style:

Dome

Piston Material:

Hypereutectic Aluminum

$1,748.99

/kit

Forged S/B Chevy Rotating Assembly-434 Dome-400 Mains-6 Rod-.030

Speedway Motors |

#9151285

Forged S/B Chevy Rotating Assembly-434 Dome-400 Mains-6 Rod-.030

Connecting Rod Type:

H-Beam

Piston Style:

Dome

Piston Material:

Forged Aluminum

$2,127.99

/kit

$196 Off

Icon IC753.030 Chevy 400 Forged Dished .030 Pistons, 5.7 Rod w/ Dish

Icon Pistons |

#474753

Icon IC753.030 Chevy 400 Forged Dished .030 Pistons, 5.7 Rod w/ Dish

(1)

Piston Style:

Dish

Piston Material:

Forged Aluminum

Wrist Pin Included:

Yes

$834.70

/set

$1,030.49

Keith Black |

#474172

Keith Black KB172.040 Chevy 377/400 Flat Top Pistons .040 Over

Piston Style:

Flat Top w/ 2 valve reliefs

Piston Material:

Hypereutectic Aluminum

Wrist Pin Included:

Yes

$465.99

/set

Chevy 400 Plasma Moly Rings Style C, .030 Over Bore

Speedway Motors |

#91510375

Chevy 400 Plasma Moly Rings Style C, .030 Over Bore

(1)

Piston Ring Style:

Piston Ring Design:

Conventional

Sold in Quantity:

Set

$133.99

/set

Street Small Block Chevy 400 Rotating Assembly, Dish, 6 Inch Rod

Speedway Motors |

#91510252

Street Small Block Chevy 400 Rotating Assembly, Dish, 6 Inch Rod

Connecting Rod Type:

I-Beam

Piston Style:

Dish

Piston Material:

Hypereutectic Aluminum

$1,328.99

/kit

Ships FREE!

BluePrint BP4002CT1 GM 400, Base Engine, Alum Heads, Roller Cam

BluePrint Engines |

#227BP4002CT1

BluePrint BP4002CT1 GM 400, Base Engine, Alum Heads, Roller Cam

Crate Engine Type:

Long Block

Compression Ratio:

10.3:1

Engine Displacement:

400 cu. in.

$8,099.00

/each

$115 Off

Keith Black |

#474130

Keith Black KB130.030 Dished .030 Over Chevy 400 Pistons, 6.0 Rod

(2)

Piston Material:

Hypereutectic Aluminum

Wrist Pin Included:

Yes

Wrist Pin Style:

Press-Fit or Floating

$489.33

/set

$604.11

Fel-Pro |

#3442909

Fel-Pro 2909 Chevy 400 Rear Main Bearing Seals

(2)

GTIN Code:

084113029097

$35.99

/set

-32%

Speedway Motors |

#UP232085

Chevy 400 Plasma Moly Rings Style C, .030 Over Bore

Garage Sale Type:

Incomplete

Piston Ring Style:

Piston Ring Diameter:

4.155"

$90.09

/set

$133.99

-52%

Clevite |

#UP230217

Clevite M578 P-Series SBC 400 Main Bearings, Standard

Garage Sale Type:

Incomplete

$42.98

/set

$89.99

-22%

Scat |

#UP220035

Scat 440050 400 Chevy 4340 Forged Crankshaft, 3.75 Stroke, 400 Main

Garage Sale Type:

Open Box

Stroke:

3.750"

Main Journal Style:

400 mains

$244.79

/each

$315.99

Fel-Pro |

#344KS2614

Fel-Pro KS2614 1970-1980 S/B Chevy 400 Overhaul Gasket Set

(3)

Sold in Quantity:

Set

GTIN Code:

084113307331

$73.99

/set

1955-85 Small Block Chevy Balancing Plate

Speedway Motors |

#91615375

1955-85 Small Block Chevy Balancing Plate

(19)

Overall Thickness:

.110"

Material Type:

Steel

Finish:

Natural

$24.99

/each

Chevy 383-400 Lightweight Harmonic Balancer, 6-3/4Inch

Speedway Motors |

#91015364

Chevy 383-400 Lightweight Harmonic Balancer, 6-3/4Inch

(5)

Outside Diameter:

6.75"

Material Type:

Steel

Finish:

Painted

$88.99

/each

Labor To Side Clearance Rods, Balance Rotating Assembly, 383/400 Kits

Speedway Motors |

#91510201

Labor To Side Clearance Rods, Balance Rotating Assembly, 383/400 Kits

(1)

$310.99

/kit

Forged S/B Chevy Rotating Assy., 434 Flat Top, 400 Main Journal, 6 Rod

Speedway Motors |

#9151275

Forged S/B Chevy Rotating Assy., 434 Flat Top, 400 Main Journal, 6 Rod

Connecting Rod Type:

H-Beam

Piston Style:

Flat Top

Piston Material:

Forged Aluminum

$2,060.99

/kit

-16%

PRW 2338341 Hi-Perf, Chev SB 400-383 1970-80, Ext Bal, 6.75" OD

PRW Power |

#5752338341

PRW 2338341 Hi-Perf, Chev SB 400-383 1970-80, Ext Bal, 6.75" OD

Material Type:

Nodular Iron

Finish:

Anodized

Color:

Black

$106.39

/each

$127.67

-16%

PRW 2340041 Hi-Perf, Chev 400-383 1970-80 Ext Bal Removable

PRW Power |

#5752340041

PRW 2340041 Hi-Perf, Chev 400-383 1970-80 Ext Bal Removable

Material Type:

Nodular Iron

Finish:

Anodized

$133.01

/each

$159.61

Painless Wiring |

#91060217

Painless Wiring 60217 1999-2005 GM Vortec Engine Harness

(4)

Sold in Quantity:

Each

GTIN Code:

749823602175

$624.99

/each

Showing 1 - 180 of 7,890 results

Shop Feedback:

Did you find what you are looking for?

1978 Chevy C30 Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Total Seal TS1 Gapless 2nd Piston Rings, 4.00/4.125 Bores, Styles A, B, C

Street SB Chevy 400 Rotating Assembly, Dish Piston, 5.7 In Rod

SB Chevy Rotating Assembly, 400 Flat Top-2 Valve Relief, 5.7 Rod

Speedway S/B Chevy 400 Head Gaskets, 4.125 In Bore w/Steam Holes

Small Block Chevy 400 Harmonic Balancer, 8 Inch, Plain Steel

Related Articles

Forged 421 SBC Stroker Kit Rotating Assembly, 400 Mains, 6" Rod

Forged S/B Chevy Rotating Assembly, 421, .283 Dome, 400 Mains, 6 Rod

Speedway Small Block Chevy Overhaul Gasket Set, 400 Chevy '70-'81

Total Seal CR0190GP 35 Gas Piston Ring Set, 4.160 Bore, Style A

Total Seal Piston Rings 4.125 plus over size 5/64X5/64X3/16

BluePrint BP4003CT1 GM 400, Base Engine, Alum Heads- Roller Cam

Labor To Side Clearance Rods and Balance Rotating Assembly, 434 Kit

Dart 31161211 Special High Performance Chevy Block, 4.125 Inch Bore

Forged Street SB Chevy 400 Rotating Assembly, 5.7 In I-Beam Rods

Forged Street SB Chevy 400 Rotating Assembly, 6 In I-Beam Rods

Premium SB Chevy Rotating Assembly, 400 Flat Top, 5.7 In Rods

Premium SB Chevy Rotating Assembly, 400 .150 Dome, 6 In Rods

Forged S/B Chevy Rotating Assembly-434 Dome-400 Mains-6 Rod-.030

Icon IC753.030 Chevy 400 Forged Dished .030 Pistons, 5.7 Rod w/ Dish

Keith Black KB172.040 Chevy 377/400 Flat Top Pistons .040 Over

Chevy 400 Plasma Moly Rings Style C, .030 Over Bore

Street Small Block Chevy 400 Rotating Assembly, Dish, 6 Inch Rod

BluePrint BP4002CT1 GM 400, Base Engine, Alum Heads, Roller Cam

Keith Black KB130.030 Dished .030 Over Chevy 400 Pistons, 6.0 Rod

Fel-Pro 2909 Chevy 400 Rear Main Bearing Seals

Chevy 400 Plasma Moly Rings Style C, .030 Over Bore

Clevite M578 P-Series SBC 400 Main Bearings, Standard

Scat 440050 400 Chevy 4340 Forged Crankshaft, 3.75 Stroke, 400 Main

Fel-Pro KS2614 1970-1980 S/B Chevy 400 Overhaul Gasket Set

1955-85 Small Block Chevy Balancing Plate

Chevy 383-400 Lightweight Harmonic Balancer, 6-3/4Inch

Labor To Side Clearance Rods, Balance Rotating Assembly, 383/400 Kits

Forged S/B Chevy Rotating Assy., 434 Flat Top, 400 Main Journal, 6 Rod

PRW 2338341 Hi-Perf, Chev SB 400-383 1970-80, Ext Bal, 6.75" OD

PRW 2340041 Hi-Perf, Chev 400-383 1970-80 Ext Bal Removable

Painless Wiring 60217 1999-2005 GM Vortec Engine Harness