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.
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
$2,450.00
Time Remaining: 4d 23h 31m
Buy It Now for only: $2,450.00

1972 Corvette Chevy 350 Engine TurboHydro 400 Transmission Complete
1972 Corvette Chevy 350 Engine TurboHydro 400 Transmission Complete
$520.00 (2 Bids)
Time Remaining: 20h 32m

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
$2,450.00
Time Remaining: 1d 18h 40m
Buy It Now for only: $2,450.00

Chevy 400 HP 383 Stroker Engine Motor with GM High Flow Heads
Chevy 400 HP 383 Stroker Engine Motor with GM High Flow Heads
$2,450.00
Time Remaining: 3d 23h 18m
Buy It Now for only: $2,450.00

383 STROKER CHEVY ENGINE BY CRICKET 400 + HP CR EHO15
383 STROKER CHEVY ENGINE BY CRICKET 400 + HP CR EHO15
$4,195.00
Time Remaining: 21d 5h 34m
Buy It Now for only: $4,195.00

Rebuilt chevy 454 engine and turbo 400 transmission complete setup 74 BBC
Rebuilt chevy 454 engine and turbo 400 transmission complete setup 74 BBC
$2,800.00
Time Remaining: 9d 19h 14m
Buy It Now for only: $2,800.00

Small Block Chevy Engine Cylinder Flex Hone 350 383 400 silicon carbide 240 grit
Small Block Chevy Engine Cylinder Flex Hone 350 383 400 silicon carbide 240 grit
$37.99
Time Remaining: 21d 16h 27m
Buy It Now for only: $37.99

CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
$2,795.00
Time Remaining: 19h 1m
Buy It Now for only: $2,795.00

CHEVY 350 ROLLER HI PERFORMANCE TURN KEY 400 HP ENGINE BY CRICKET CR EHRB12
CHEVY 350 ROLLER HI PERFORMANCE TURN KEY 400 HP ENGINE BY CRICKET CR EHRB12
$4,695.00
Time Remaining: 2d 8h 17m
Buy It Now for only: $4,695.00

454 74L EFI ENGINE  400 TURBO TRANS COMBO VIN N 8TH DIGIT 1989 CHEVY SUBURBAN
454 74L EFI ENGINE 400 TURBO TRANS COMBO VIN N 8TH DIGIT 1989 CHEVY SUBURBAN
$1,350.00
Time Remaining: 10d 3h 19m
Buy It Now for only: $1,350.00

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: 2d 22h 58m
Buy It Now for only: $3,095.00

Chevy Stroker 434 Shortblock Engine Starting With A New GM 400 Bowtie Block
Chevy Stroker 434 Shortblock Engine Starting With A New GM 400 Bowtie Block
$4,677.88
Time Remaining: 9d 1h 11m
Buy It Now for only: $4,677.88

CHEVY SBC 400 406 ENGINE AFR 220 HEADS EDELBROCK ARP MOTOR SMALL BLOCK
CHEVY SBC 400 406 ENGINE AFR 220 HEADS EDELBROCK ARP MOTOR SMALL BLOCK
$4,000.00
Time Remaining: 23d 8h 54m
Buy It Now for only: $4,000.00

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
$17.99
Time Remaining: 16d 21h 1m
Buy It Now for only: $17.99

CHEVY 400 79 80 COMPLETE REMANUFACTURED ENGINE
CHEVY 400 79 80 COMPLETE REMANUFACTURED ENGINE
$2,519.00
Time Remaining: 29d 15h 25m
Buy It Now for only: $2,519.00

Chevrolet 400hp 327 Chevy Turn Key Crate Engine
Chevrolet 400hp 327 Chevy Turn Key Crate Engine
$10,575.00
Time Remaining: 11d 21h 35m
Buy It Now for only: $10,575.00

CHEVY 350 290 HP HIGH PERFORMANCE BLUE CRATE ENGINE ASK FOR 4 BOLT NEW 10CLB
CHEVY 350 290 HP HIGH PERFORMANCE BLUE CRATE ENGINE ASK FOR 4 BOLT NEW 10CLB
$2,095.00
Time Remaining: 5d 5h 44m
Buy It Now for only: $2,095.00

CHEVY 400 520 HORSEPOWER COMPLETE CRATE ENGINE PRO BUILT NEW 327 350 383
CHEVY 400 520 HORSEPOWER COMPLETE CRATE ENGINE PRO BUILT NEW 327 350 383
$6,490.00
Time Remaining: 7d 12h 12m
Buy It Now for only: $6,490.00

Chevy 400 HP 383 Stroker Engine Motor with GM High Flow Heads
Chevy 400 HP 383 Stroker Engine Motor with GM High Flow Heads
$3,100.00
Time Remaining: 5d 5h 20m
Buy It Now for only: $3,100.00

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
$6,495.00
Time Remaining: 9d 7h
Buy It Now for only: $6,495.00

Pioneer DA400 Engine Harmonic Balancer SBC SB Chevy 383 Stroker 400
Pioneer DA400 Engine Harmonic Balancer SBC SB Chevy 383 Stroker 400
$66.08
Time Remaining: 17d 23h 21m
Buy It Now for only: $66.08

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: 11d 23h 9m
Buy It Now for only: $807.51

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
$5,395.00
Time Remaining: 13d 23h 55m
Buy It Now for only: $5,395.00

NEW in Box Small Block Chevy Engine Pro Rough Idle 305 350 400 Cam 480 Lift
NEW in Box Small Block Chevy Engine Pro Rough Idle 305 350 400 Cam 480 Lift
$79.99
Time Remaining: 21d 15h 3m
Buy It Now for only: $79.99

2001 Chevy Silverado GMC Sierra 4L60E 4WD Automatic Transmission 53L Engine
2001 Chevy Silverado GMC Sierra 4L60E 4WD Automatic Transmission 53L Engine
$649.95
Time Remaining: 5d 22h 24m
Buy It Now for only: $649.95

SMALL BLOCK 400 CHEVY HIGH PERFORMANCE ENGINE REBUILT DYNO TESTED 504TQ 434HP
SMALL BLOCK 400 CHEVY HIGH PERFORMANCE ENGINE REBUILT DYNO TESTED 504TQ 434HP
$5,500.00
Time Remaining: 1d 23h 52m
Buy It Now for only: $5,500.00

engine wiring harness 70 1970 Chevy Chevelle A T 350 307 400 Malibu
engine wiring harness 70 1970 Chevy Chevelle A T 350 307 400 Malibu
$145.00
Time Remaining: 19h 50m
Buy It Now for only: $145.00

Blueprint Engines BP4002CTC1 Small Block Chevy 400ci Dress Engine 508HP 473TQ
Blueprint Engines BP4002CTC1 Small Block Chevy 400ci Dress Engine 508HP 473TQ
$7,158.00
Time Remaining: 2d 17h 34m
Buy It Now for only: $7,158.00

2002 Chevy Silverado GMC Sierra 4L60 4WD Automatic Transmission 48 53 Engine
2002 Chevy Silverado GMC Sierra 4L60 4WD Automatic Transmission 48 53 Engine
$499.95
Time Remaining: 27d 21h 48m
Buy It Now for only: $499.95

NIB Edelbrock 4249 Engine Valve Cover Set Elite Series Chevy Sm Block SBC262 400
NIB Edelbrock 4249 Engine Valve Cover Set Elite Series Chevy Sm Block SBC262 400
$100.00
Time Remaining: 7h 57m

Allstar Perf Locking Transmission Dipstick Turbo 400 T400 Chevy Engine 69112
Allstar Perf Locking Transmission Dipstick Turbo 400 T400 Chevy Engine 69112
$39.99
Time Remaining: 7d 22h 27m
Buy It Now for only: $39.99

Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine 460HP 470TQ
Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine 460HP 470TQ
$5,858.00
Time Remaining: 2d 17h 33m
Buy It Now for only: $5,858.00

SBC BLACK STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
SBC BLACK STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
$9.95
Time Remaining: 3d 3h 51m
Buy It Now for only: $9.95

99 to 06 Chevy Silverado GMC Sierra 4L80E 4WD Automatic Transmission 60 engine
99 to 06 Chevy Silverado GMC Sierra 4L80E 4WD Automatic Transmission 60 engine
$799.95
Time Remaining: 17d 20h 42m
Buy It Now for only: $799.95

SB CHEVY 400 NITROUS RACE ENGINE COMPSTAR CRANK AFR HEADS JESEL SHAFT ROCKERS
SB CHEVY 400 NITROUS RACE ENGINE COMPSTAR CRANK AFR HEADS JESEL SHAFT ROCKERS
$13,633.95
Time Remaining: 25d 19h 45m
Buy It Now for only: $13,633.95

CHEVY SBC 400 406 WORLD BLOCK MAHLE PISTONS ROLLER Forged Rotating 6in Built
CHEVY SBC 400 406 WORLD BLOCK MAHLE PISTONS ROLLER Forged Rotating 6in Built
$5,499.99
Time Remaining: 20d 3h 15m
Buy It Now for only: $5,499.99

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