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.
SBC 400 406 Cubic Inch Small Block Chevy Engine Stage 1
SBC 400 406 Cubic Inch Small Block Chevy Engine Stage 1
$3,099.99
Time Remaining: 12d 6h 13m
Buy It Now for only: $3,099.99

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: 12d 9h 22m
Buy It Now for only: $17.99

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 15h 37m
Buy It Now for only: $37.99

CHEVY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 555 hp BASE
CHEVY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 555 hp BASE
$5,395.00
Time Remaining: 12d 9h 5m
Buy It Now for only: $5,395.00

CHEVY TURN KEY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 555 hp
CHEVY TURN KEY SBC 400 406 STAGE 30 DART BLOCK CRATE MOTOR 555 hp
$6,650.00
Time Remaining: 7d 16h 10m
Buy It Now for only: $6,650.00

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 13h 55m
Buy It Now for only: $5,500.00

CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
$2,795.00
Time Remaining: 2d 9h 52m
Buy It Now for only: $2,795.00

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: 7d 10h 21m
Buy It Now for only: $4,677.88

1972 Chevy 402 Big Block Engine  TH400 Transmission
1972 Chevy 402 Big Block Engine TH400 Transmission
$355.00 (9 Bids)
Time Remaining: 13h 11m
Buy It Now for only: $1,900.00

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
$849.95
Time Remaining: 25d 10h 50m
Buy It Now for only: $849.95

PAIR Victor 3432SG Engine Head Gaskets for SBC Chevy Small Block 400 Graphite
PAIR Victor 3432SG Engine Head Gaskets for SBC Chevy Small Block 400 Graphite
$29.95
Time Remaining: 9d 9h 1m
Buy It Now for only: $29.95

CHEVY TURN KEY SBC 350 355 STAGE 10 CRATE MOTOR ENGINE 400 HORSE POWER
CHEVY TURN KEY SBC 350 355 STAGE 10 CRATE MOTOR ENGINE 400 HORSE POWER
$4,995.00
Time Remaining: 13d 7h 31m
Buy It Now for only: $4,995.00

Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine
Blueprint Engines BP4001CTC1 Small Block Chevy 400ci Dress Engine
$5,858.00
Time Remaining: 1d 2h 43m
Buy It Now for only: $5,858.00

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: 29d 13h 3m
Buy It Now for only: $3,095.00

383 STROKER MOTOR 400HP ROLLER TURN KEY PRO STREET CHEVY CRATE ENGINE SBC CNC
383 STROKER MOTOR 400HP ROLLER TURN KEY PRO STREET CHEVY CRATE ENGINE SBC CNC
$4,999.00
Time Remaining: 20d 7h 22m
Buy It Now for only: $4,999.00

CHEVY Engine Control Module 1228747 TRUCKS SUBURBANS 2500 3500 400 TURBO
CHEVY Engine Control Module 1228747 TRUCKS SUBURBANS 2500 3500 400 TURBO
$50.00
Time Remaining: 17d 10h 14m
Buy It Now for only: $50.00

2002 Chevy Silverado GMC Sierra 4L60 4WD Automatic Transmission 48 53 Engine
2002 Chevy Silverado GMC Sierra 4L60 4WD Automatic Transmission 48 53 Engine
$699.95
Time Remaining: 20d 1h 22m
Buy It Now for only: $699.95

CHEVY 350 430 HORSE COMPLETE CRATE ENGINE PRO BUILT NEW 305 327 383 400 454
CHEVY 350 430 HORSE COMPLETE CRATE ENGINE PRO BUILT NEW 305 327 383 400 454
$4,690.00
Time Remaining: 7d 2h 1m
Buy It Now for only: $4,690.00

SBC SMALL BLOCK CHEVY 400 ENGINE MOTOR CASTING 3951511
SBC SMALL BLOCK CHEVY 400 ENGINE MOTOR CASTING 3951511
$650.00
Time Remaining: 2d 12h 36m
Buy It Now for only: $900.00

1974 74 Chevelle El Camino Monte Carlo Chevy Impala 400 small block engine block
1974 74 Chevelle El Camino Monte Carlo Chevy Impala 400 small block engine block
$349.99
Time Remaining: 15d 14h 54m
Buy It Now for only: $349.99

Flowtech 11502FLT Chevy S10 015 Blazer Jimmy 283 400 Engine Swap Headers SBC
Flowtech 11502FLT Chevy S10 015 Blazer Jimmy 283 400 Engine Swap Headers SBC
$149.99
Time Remaining: 17d 9h 15m
Buy It Now for only: $149.99

Holly carb6498 2 brl 650 CFM 350 400 CID Chevy engine double pump auto choke
Holly carb6498 2 brl 650 CFM 350 400 CID Chevy engine double pump auto choke
$285.00
Time Remaining: 11d 11h 47m
Buy It Now for only: $285.00

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: 12h 11m
Buy It Now for only: $66.08

Dart 31152211 Little M 9025 4125 400 Iron Small Engine Block For Chevy
Dart 31152211 Little M 9025 4125 400 Iron Small Engine Block For Chevy
$2,428.92
Time Remaining: 26d 14h 39m
Buy It Now for only: $2,428.92

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: 1d 13h 1m
Buy It Now for only: $9.95

Edelbrock 4249 Engine Valve Cover Set Elite Series Chevy Small Block SBC 262 400
Edelbrock 4249 Engine Valve Cover Set Elite Series Chevy Small Block SBC 262 400
$109.96
Time Remaining: 18d 9h 16m
Buy It Now for only: $109.96

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: 1d 10h 14m
Buy It Now for only: $39.99

Chevrolet 400hp 327 Chevy Turn Key Crate Engine
Chevrolet 400hp 327 Chevy Turn Key Crate Engine
$10,575.00
Time Remaining: 10d 6h 45m
Buy It Now for only: $10,575.00

OIL PUMP PRIMER TOOL GM Chevy V6 V8 283 350 327 305 383 400 SBC Engine
OIL PUMP PRIMER TOOL GM Chevy V6 V8 283 350 327 305 383 400 SBC Engine
$11.99
Time Remaining: 28d 7h 37m
Buy It Now for only: $11.99

Chrome Small Block Chevy Engine Oil Dipstick fits 327 350 383 400 1957 1979
Chrome Small Block Chevy Engine Oil Dipstick fits 327 350 383 400 1957 1979
$10.99
Time Remaining: 7d 7h 59m
Buy It Now for only: $10.99

Small Block Chevy Chevrolet 400 4 bolt main engine block std bore
Small Block Chevy Chevrolet 400 4 bolt main engine block std bore
$475.00
Time Remaining: 18d 9h 14m
Buy It Now for only: $475.00

99 to 06 Chevy Silverado GMC Sierra 4L80 2WD Automatic Transmission 60 engine
99 to 06 Chevy Silverado GMC Sierra 4L80 2WD Automatic Transmission 60 engine
$899.95
Time Remaining: 15d 10h 36m
Buy It Now for only: $899.95

Engine Lift Rings brackets for Chevy GMC small block 305 307 327 350 400 upgrade
Engine Lift Rings brackets for Chevy GMC small block 305 307 327 350 400 upgrade
$18.99
Time Remaining: 26d 10h 18m
Buy It Now for only: $18.99

Blueprint Engines BP4001CT1 Small Block Chevy 400ci Base Engine
Blueprint Engines BP4001CT1 Small Block Chevy 400ci Base Engine
$5,098.00
Time Remaining: 23d 6h 18m
Buy It Now for only: $5,098.00

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: 29d 5h
Buy It Now for only: $145.00

Hedman 69510 1976 86 Jeep CJ5 CJ7 283 400 Chevy Engine Swap Headers
Hedman 69510 1976 86 Jeep CJ5 CJ7 283 400 Chevy Engine Swap Headers
$204.99
Time Remaining: 28d 5h 46m
Buy It Now for only: $204.99

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