1978 Chevy G20 Engine Parts

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1978 Chevy G20

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1978 Chevy G20

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Speedway 1970-81 Chevy 400 Complete Gasket Set

Speedway Motors |

#91010260

Speedway 1970-81 Chevy 400 Complete Gasket Set

(2)

Sold in Quantity:

Each

Bore Size:

4.125"

$60.99

/set

Clevite |

#757M578

Clevite M578 P-Series Small Block Chevy 400 Main Bearings

(1)

as low as

$78.99

/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

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

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.

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.

1967-1972 Chevy C10 Pickup Lowering Guide

From a mild leveling to slammed and “in the weeds” there are several options to lowering a C10. We discuss the options in our ’67-’72 C10 lowering guide.

New Sheet Metal, Bodywork and Paint | 1968 C10 Build Episode 7

Now that our '68 C10 cab is straight and rust-free, it's time to bolt on the rest of the sheet metal, get it straight, and get it painted!

Progress Update | 1968 C10 Build

We've come a long way on our '68 C10 project, but we still have a long way to go. Watch as Kevin and Joe discuss where we're at and where we're going.

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

-32%

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

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 |

#3442909

Fel-Pro 2909 Chevy 400 Rear Main Bearing Seals

(2)

GTIN Code:

084113029097

$35.99

/set

Dart |

#30431612

Dart 31161211 Special High Performance Chevy Block, 4.125 Inch Bore

(1)

$2,299.99

/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

$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

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

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

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

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

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

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

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

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

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

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

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

Painless Wiring |

#91060217

Painless Wiring 60217 1999-2005 GM Vortec Engine Harness

(4)

Sold in Quantity:

Each

GTIN Code:

749823602175

$624.99

/each

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

Speedway Motors |

#54562630

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

(26)

Attachment Style:

Bolt-on

Mount Material:

Steel

$39.99

/pair

$156 Off

Accel |

#UP219968

Accel 9018C GM HEI 75-86 Extreme 9000 Ceramic Plug Wires, Under Valve

Garage Sale Type:

Incomplete

Conductor Style:

Spiral Core

Diameter:

$49.36

/set

$204.95

-30%

Accel |

#1059018

Accel 9018C GM HEI 75-86 Extreme 9000 Ceramic Plug Wires, Under Valve

(1)

Conductor Style:

Spiral Core

Diameter:

$159.95

/set

$230.95

Proform |

#58666940R

Proform 66940R Chevy HEI Distributor Red Cap; w/o Coil

Cap Type:

HEI / Male

Advance Type:

Mechanical and Vacuum

Trigger Style:

Magnetic

$94.99

/each

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

Speedway Motors |

#9107971

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

(4)

Attachment Style:

Bolt-on

Mount Material:

Steel

$166.99

/kit

Tuff Stuff |

#7457127D9

Tuff Stuff 7127D9 GM Alternator, 100 Amp, 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$194.99

/each

OER |

#92626716

OER K2017 Air Cleaner Lid Seal

$19.99

/each

AC Delco |

#9100140

AC Delco R44T Conventional Spark Plugs, Set of 8

(1)

Sold in Quantity:

Set

$24.99

/kit

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1978 Chevy G20 Engine Parts

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Products

Speedway 1970-81 Chevy 400 Complete Gasket Set

Clevite M578 P-Series Small Block Chevy 400 Main Bearings

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

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

Related Articles

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

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 2909 Chevy 400 Rear Main Bearing Seals

Dart 31161211 Special High Performance Chevy Block, 4.125 Inch Bore

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

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

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

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

1955-85 Small Block Chevy Balancing Plate

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

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

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

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

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

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

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

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

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

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

Painless Wiring 60217 1999-2005 GM Vortec Engine Harness

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

Accel 9018C GM HEI 75-86 Extreme 9000 Ceramic Plug Wires, Under Valve

Accel 9018C GM HEI 75-86 Extreme 9000 Ceramic Plug Wires, Under Valve

Proform 66940R Chevy HEI Distributor Red Cap; w/o Coil

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

Tuff Stuff 7127D9 GM Alternator, 100 Amp, 1-Wire, Factory Cast

OER K2017 Air Cleaner Lid Seal

AC Delco R44T Conventional Spark Plugs, Set of 8