400 Small Block Engines

Scroll below to view current listings for 400 small block engines.

Past listings include:

  • Stock re manufactured 400 Chevrolet engine. This is a stock replacement 400 small block. The engine has been completely re manufactured. This included being bored, honed, cleaned, new cam bearings, pistons, rings, rod and main bearings.

    New RV camshaft with lifters, and double roller timing set. Complete gasket set, and oil pump. The crank has been turned and the block decked. The cylinder heads have had a 3 angle valve job, new seals, and re surfaced. Block casting is 330817 Head casting is 3978498 The engine comes with a 3yr/36000 nationwide parts and labor warranty.

CHEVY 427 ENGINE CHEVROLET TURBO JET 400 HP AUTOMOBILE CAR LAPEL PIN 3 4 inch
CHEVY 427 ENGINE CHEVROLET TURBO JET 400 HP AUTOMOBILE CAR LAPEL PIN 3 4 inch
$4.51
Time Remaining: 21d 56m
Buy It Now for only: $4.51

400 HP 383 Chevy Stroker Engine Motor with Vortec Heads and Roller Rockers
400 HP 383 Chevy Stroker Engine Motor with Vortec Heads and Roller Rockers
$2,650.00
Time Remaining: 1d 18h 55m
Buy It Now for only: $2,650.00

CHEVY 350 HI PERFORMANCE ROLLER ENGINE TURN KEY 400+HP LOADED CR EHRB 50
CHEVY 350 HI PERFORMANCE ROLLER ENGINE TURN KEY 400+HP LOADED CR EHRB 50
$5,095.00
Time Remaining: 25d 20h 53m
Buy It Now for only: $5,095.00

New Small Block Chevy Engine Lift Plate 327 350 400 Heavy Duty 3 16 Steel LPU
New Small Block Chevy Engine Lift Plate 327 350 400 Heavy Duty 3 16 Steel LPU
$13.99
Time Remaining: 18d 15h 20m
Buy It Now for only: $13.99

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 2d 13h 13m
Buy It Now for only: $2,865.00

Small Block Chevy Engine Cylinder Flex Hone 350 383 400
Small Block Chevy Engine Cylinder Flex Hone 350 383 400
$37.99
Time Remaining: 27d 11h 3m
Buy It Now for only: $37.99

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 14h 39m
Buy It Now for only: $2,865.00

CHEVY 350 HI PERFORMANCE ENGINE TURN KEY 400 HP BY CRICKET CR EHO 29
CHEVY 350 HI PERFORMANCE ENGINE TURN KEY 400 HP BY CRICKET CR EHO 29
$4,495.00
Time Remaining: 21d 20h 59m
Buy It Now for only: $4,495.00

CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
$2,795.00
Time Remaining: 9d 15h 15m
Buy It Now for only: $2,795.00

CHEVY TURN KEY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 540 hp
CHEVY TURN KEY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 540 hp
$6,585.00
Time Remaining: 11d 1h 19m
Buy It Now for only: $6,585.00

Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
$3,515.00
Time Remaining: 18h
Buy It Now for only: $3,515.00

1978 Chevy 66 400 complete running engine WILL SHIP
1978 Chevy 66 400 complete running engine WILL SHIP
$995.00
Time Remaining: 19d 12h 21m
Buy It Now for only: $995.00

Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 20h 43m
Buy It Now for only: $2,865.00

CHEVY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 540 hp BASE
CHEVY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 540 hp BASE
$5,585.00
Time Remaining: 15d 18h 14m
Buy It Now for only: $5,585.00

2005 Chevy High Performance 400HP Engine Swap Details Crate Engines Braking
2005 Chevy High Performance 400HP Engine Swap Details Crate Engines Braking
$3.20
Time Remaining: 14d 18h 6m
Buy It Now for only: $3.20

Blueprint Engines BP4001CT1 Small Block Chevy 400ci Base Engine460HP 470TQ
Blueprint Engines BP4001CT1 Small Block Chevy 400ci Base Engine460HP 470TQ
$4,999.00
Time Remaining: 4d 11h 52m
Buy It Now for only: $4,999.00

Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine 460HP 470TQ
Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine 460HP 470TQ
$5,729.00
Time Remaining: 4d 11h 53m
Buy It Now for only: $5,729.00

383 Ci 400 Hp Chevy Stroker Engine Motor World Products Heads Long Block
383 Ci 400 Hp Chevy Stroker Engine Motor World Products Heads Long Block
$2,999.99
Time Remaining: 18d 15h 40m
Buy It Now for only: $2,999.99

CHEVY 350 326hp TURN KEY CRATE PONTIAC REPLACEMENT ENGINE GM 389 400 455 Code30
CHEVY 350 326hp TURN KEY CRATE PONTIAC REPLACEMENT ENGINE GM 389 400 455 Code30
$3,095.00
Time Remaining: 22d 14h 19m
Buy It Now for only: $3,095.00

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 12h 53m
Buy It Now for only: $2,865.00

1971 Chevy 372 Vintage Engine Tech Info Article De Stroked 400 377
1971 Chevy 372 Vintage Engine Tech Info Article De Stroked 400 377
$11.99
Time Remaining: 1d 1h 22m
Buy It Now for only: $11.99

Blueprint Engines BP4002CTC1 Small Block Chevy 400ci Dress Engine 508HP 473TQ
Blueprint Engines BP4002CTC1 Small Block Chevy 400ci Dress Engine 508HP 473TQ
$6,999.00
Time Remaining: 4d 11h 54m
Buy It Now for only: $6,999.00

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 2d 12h 46m
Buy It Now for only: $2,865.00

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 17h 23m
Buy It Now for only: $2,865.00

Chevrolet 400hp 327 Chevy Turn Key Crate Engine
Chevrolet 400hp 327 Chevy Turn Key Crate Engine
$10,575.00
Time Remaining: 13d 15h 55m
Buy It Now for only: $10,575.00

427 Chevy Flags Engine 400 hp 3x2 hat pin lapel pin tie tack hatpin P2
427 Chevy Flags Engine 400 hp 3x2 hat pin lapel pin tie tack hatpin P2
$14.99
Time Remaining: 25d 18h 26m
Buy It Now for only: $14.99

Eagle B13460030 Engine Rotating Assembly I Beam Rods For Chevy 4145 400 SBC
Eagle B13460030 Engine Rotating Assembly I Beam Rods For Chevy 4145 400 SBC
$807.51
Time Remaining: 13d 17h 29m
Buy It Now for only: $807.51

Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
Chevy 400 HP 383 Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 20h 45m
Buy It Now for only: $2,865.00

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$2,865.00
Time Remaining: 3d 18h 17m
Buy It Now for only: $2,865.00

RODECK SBC ALUMINUM ENGINE BLOCK 400 chevy hot street rat rod drag race car dart
RODECK SBC ALUMINUM ENGINE BLOCK 400 chevy hot street rat rod drag race car dart
$2,750.00
Time Remaining: 28d 11h 51m
Buy It Now for only: $2,750.00

CARBURETOR For Chevy Chevrolet Engine 350 57L 1970 1980 400 66L 1970 1975
CARBURETOR For Chevy Chevrolet Engine 350 57L 1970 1980 400 66L 1970 1975
$114.89
Time Remaining: 18d 12h 58m
Buy It Now for only: $114.89

NEW 1955 1957 CHEVY ENGINE MOUNTING BRACKETSFRONTSBC V 8BLACK POWDER COATED
NEW 1955 1957 CHEVY ENGINE MOUNTING BRACKETSFRONTSBC V 8BLACK POWDER COATED
$49.99
Time Remaining: 16d 21h 19m
Buy It Now for only: $49.99

Blueprint Engines BP4002CT1 Small Block Chevy 400ci Base Engine508HP 473TQ
Blueprint Engines BP4002CT1 Small Block Chevy 400ci Base Engine508HP 473TQ
$5,999.00
Time Remaining: 4d 11h 53m
Buy It Now for only: $5,999.00

400Hp Chevy 383 Stroker Motor Engine
400Hp Chevy 383 Stroker Motor Engine
$3,200.00
Time Remaining: 6d 23h 7m

SBC 400 ROD WITH PISTON STOCK ENGINE CHEVY CHEVROLET
SBC 400 ROD WITH PISTON STOCK ENGINE CHEVY CHEVROLET
$35.00
Time Remaining: 8d 3h 42m
Buy It Now for only: $35.00

400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with New Cast Iron High Flow Heads
$3,215.00
Time Remaining: 2d 19h 23m
Buy It Now for only: $3,215.00

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