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: 6d 8h 10m
Buy It Now for only: $2,450.00

CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
CHEVY 383 440HP 425FTLBS STROKER ENGINE 350 305 400
$2,795.00
Time Remaining: 7d 5h 1m
Buy It Now for only: $2,795.00

1973 Chevy SB 400 Engine 2 bolt Complete
1973 Chevy SB 400 Engine 2 bolt Complete
$850.00
Time Remaining: 19d 17h 15m
Buy It Now for only: $850.00

CHEVY 400 70 78 REMANUFACTURED ENGINE
CHEVY 400 70 78 REMANUFACTURED ENGINE
$2,429.00
Time Remaining: 21d 8h 23m
Buy It Now for only: $2,429.00

Small Block Chevy Engine Cylinder Flex Hone 350 383 400
Small Block Chevy Engine Cylinder Flex Hone 350 383 400
$37.99
Time Remaining: 29d 10h 17m
Buy It Now for only: $37.99

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: 9d 20h
Buy It Now for only: $6,490.00

Small Block Chevy Engine Build Ups Performance Horsepower 283 305 327 350 400
Small Block Chevy Engine Build Ups Performance Horsepower 283 305 327 350 400
$19.95
Time Remaining: 17d 16h 28m
Buy It Now for only: $19.95

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: 23d 16h 26m
Buy It Now for only: $3,095.00

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: 20d 10h 45m
Buy It Now for only: $5,395.00

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: 9d 20h
Buy It Now for only: $4,690.00

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
$699.95
Time Remaining: 18d 8h 33m
Buy It Now for only: $699.95

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: 21d 9h 11m
Buy It Now for only: $4,995.00

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: 15d 12h
Buy It Now for only: $4,677.88

RARE 1965 CHEVY 409 400 HP ENGINE
RARE 1965 CHEVY 409 400 HP ENGINE
$9,500.00
Time Remaining: 7d 14h 15m
Buy It Now for only: $9,500.00

Chevy 400 Small Block Pistons 4125 + 030 bore Set Of 8
Chevy 400 Small Block Pistons 4125 + 030 bore Set Of 8
$120.80
Time Remaining: 15d 17h 38m
Buy It Now for only: $120.80

Small Block Chevy Oil Dipstick engine pan chevrolet 350 327 400 305 chrome
Small Block Chevy Oil Dipstick engine pan chevrolet 350 327 400 305 chrome
$8.54
Time Remaining: 8d 13h 58m
Buy It Now for only: $8.54

Chrome Small Block Chevy Engine Oil Dipstick fits 327 350 383 400 Billet Handle
Chrome Small Block Chevy Engine Oil Dipstick fits 327 350 383 400 Billet Handle
$16.99
Time Remaining: 21d 17h 18m
Buy It Now for only: $16.99

Chevrolet 400hp 327 Chevy Turn Key Crate Engine
Chevrolet 400hp 327 Chevy Turn Key Crate Engine
$10,575.00
Time Remaining: 18d 8h 25m
Buy It Now for only: $10,575.00

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
$649.95
Time Remaining: 20d 3h 31m
Buy It Now for only: $649.95

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: 22d 6h 41m
Buy It Now for only: $204.99

80 to 90 GMC Chevy 2500 3500 TH400 4WD Automatic Transmission 74L engine vin K
80 to 90 GMC Chevy 2500 3500 TH400 4WD Automatic Transmission 74L engine vin K
$499.95
Time Remaining: 29d 4h 21m
Buy It Now for only: $499.95

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
$6,695.00
Time Remaining: 15d 17h 50m
Buy It Now for only: $6,695.00

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: 18d 9h 59m
Buy It Now for only: $807.51

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: 16d 1h 21m
Buy It Now for only: $10.99

Chevy V8 Engine Parts Interchange Book 262 267 283 305 307 327 350 400 Chevrolet
Chevy V8 Engine Parts Interchange Book 262 267 283 305 307 327 350 400 Chevrolet
$19.97
Time Remaining: 11d 5h 26m
Buy It Now for only: $19.97

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: 28d 9h 2m
Buy It Now for only: $4,999.00

99 to 00 Chevy Silverado GMC Sierra 4L60E 4WD Automatic Transmission 53L Engine
99 to 00 Chevy Silverado GMC Sierra 4L60E 4WD Automatic Transmission 53L Engine
$599.95
Time Remaining: 18d 3h 12m
Buy It Now for only: $599.95

Engine Works 300999 Small Block Chevy 350 to 400 Flywheel Balance Plate
Engine Works 300999 Small Block Chevy 350 to 400 Flywheel Balance Plate
$29.99
Time Remaining: 21d 9h 34m
Buy It Now for only: $29.99

400HP SB Chevy 383 Stroker Engine Edelbrock Heads Scat Crank Scorpion Comp Cams
400HP SB Chevy 383 Stroker Engine Edelbrock Heads Scat Crank Scorpion Comp Cams
$5,000.00
Time Remaining: 12d 9h 55m
Buy It Now for only: $5,000.00

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 12h 54m
Buy It Now for only: $39.99

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: 23d 7h 50m
Buy It Now for only: $17.99

omc stringer 400 800 chevy engine coupler 25 30 38 50 57 fresh water
omc stringer 400 800 chevy engine coupler 25 30 38 50 57 fresh water
$50.00
Time Remaining: 4d 13h 11m

SB CHEVROLET CHEVY OIL ENGINE DIPSTICK TUBE CHROME 305 327 350 400 DRIVERS 4957
SB CHEVROLET CHEVY OIL ENGINE DIPSTICK TUBE CHROME 305 327 350 400 DRIVERS 4957
$9.94
Time Remaining: 26d 15h 40m
Buy It Now for only: $9.94

Distributor Chevy 1973 400 cubic inch engine 1112166
Distributor Chevy 1973 400 cubic inch engine 1112166
$12.95
Time Remaining: 8d 17h 10m

383CI 400HP Chevy Stroker Crate Engine With FiTech EFI
383CI 400HP Chevy Stroker Crate Engine With FiTech EFI
$8,390.00
Time Remaining: 7d 6h 42m
Buy It Now for only: $8,390.00

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: 17d 10h 41m
Buy It Now for only: $29.95

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