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 SBC 400 406 WORLD BLOCK MAHLE PISTONS ROLLER most complete engine
CHEVY SBC 400 406 WORLD BLOCK MAHLE PISTONS ROLLER most complete engine
$8,300.00
Time Remaining: 28d 1h 27m
Buy It Now for only: $8,300.00

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
$6,650.00
Time Remaining: 17d 3h 32m
Buy It Now for only: $6,650.00

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
$5,650.00
Time Remaining: 21d 20h 27m
Buy It Now for only: $5,650.00

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
$5,195.00
Time Remaining: 5d 23h 17m
Buy It Now for only: $5,195.00

Small Block Chevy Engine Lift Plate Heavy Duty 3 16 Steel 327 350 400
Small Block Chevy Engine Lift Plate Heavy Duty 3 16 Steel 327 350 400
$13.99
Time Remaining: 24d 17h 33m
Buy It Now for only: $13.99

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
$2,500.00
Time Remaining: 3d 20h 55m
Buy It Now for only: $2,500.00

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
$2,500.00
Time Remaining: 4d 4h 48m
Buy It Now for only: $2,500.00

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
$2,500.00
Time Remaining: 4d 37m
Buy It Now for only: $2,500.00

CHEVY 350 HI PERFORMANCE ENGINE TURN KEY 400 HP BY CRICKET CR EHO 28
CHEVY 350 HI PERFORMANCE ENGINE TURN KEY 400 HP BY CRICKET CR EHO 28
$4,495.00
Time Remaining: 28d 11h 30m
Buy It Now for only: $4,495.00

355 Street MOTOR 400HP ROLLER TURN KEY PRO STREET CHEVY CRATE ENGINE SBC CNC
355 Street MOTOR 400HP ROLLER TURN KEY PRO STREET CHEVY CRATE ENGINE SBC CNC
$4,100.00
Time Remaining: 10d 16h 47m
Buy It Now for only: $4,100.00

500 hp 400 ci Small Block Chevy Engine with 750 QuickFuel Carb
500 hp 400 ci Small Block Chevy Engine with 750 QuickFuel Carb
$12,395.00
Time Remaining: 20d 1h 50m
Buy It Now for only: $12,395.00

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: 10d 14h 7m
Buy It Now for only: $7,158.00

400 HP 383 Chevy Stroker Engine Motor new Vortec Heads R Rockers 1 2 ship
400 HP 383 Chevy Stroker Engine Motor new Vortec Heads R Rockers 1 2 ship
$3,065.00
Time Remaining: 3d 20h 56m
Buy It Now for only: $3,065.00

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: 4d 5h 58m
Buy It Now for only: $6,490.00

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: 1d 2h 18m
Buy It Now for only: $4,690.00

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: 29d 3h 22m
Buy It Now for only: $37.99

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads 1 2 price ship
$2,500.00
Time Remaining: 4d 32m
Buy It Now for only: $2,500.00

Chevy 400 HP 383 Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
Chevy 400 HP 383 Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$3,515.00
Time Remaining: 4d 13h 55m
Buy It Now for only: $3,515.00

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$2,865.00
Time Remaining: 4d 19m
Buy It Now for only: $2,865.00

Chevy 400 HP 383 Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
Chevy 400 HP 383 Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$2,865.00
Time Remaining: 4d 4h 53m
Buy It Now for only: $2,865.00

Allstar Perf Locking Transmission Dipstick Turbo 400 T400 Chevy Engine 69112
Allstar Perf Locking Transmission Dipstick Turbo 400 T400 Chevy Engine 69112
$42.99
Time Remaining: 15d 19h
Buy It Now for only: $42.99

Dart 31132211 Little M 9025 4125 400 Iron Small Engine Block For Chevy
Dart 31132211 Little M 9025 4125 400 Iron Small Engine Block For Chevy
$3,048.65
Time Remaining: 6d 5h 1m
Buy It Now for only: $3,048.65

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Head 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Head 1 2 ship
$2,865.00
Time Remaining: 4d 13h 6m
Buy It Now for only: $2,865.00

RARE 1965 CHEVY 409 400 HP ENGINE
RARE 1965 CHEVY 409 400 HP ENGINE
$9,500.00
Time Remaining: 8d 23h 23m
Buy It Now for only: $9,500.00

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$2,865.00
Time Remaining: 4d 38m
Buy It Now for only: $2,865.00

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$2,865.00
Time Remaining: 3d 21h 30m
Buy It Now for only: $2,865.00

400 Small Block Chevy Blueprinted engine blocks
400 Small Block Chevy Blueprinted engine blocks
$1,185.00
Time Remaining: 8d 18h 58m
Buy It Now for only: $1,185.00

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$3,980.00
Time Remaining: 3d 22h 44m
Buy It Now for only: $3,980.00

Distributor Chevy 1973 400 cubic inch engine 1112166
Distributor Chevy 1973 400 cubic inch engine 1112166
$12.95
Time Remaining: 1d 2h 57m

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads
$3,665.00
Time Remaining: 4d 40m
Buy It Now for only: $3,665.00

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: 3d 13h 51m
Buy It Now for only: $599.95

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$3,215.00
Time Remaining: 3d 20h 54m
Buy It Now for only: $3,215.00

400 HP 383 Chevy Stroker Engine Motor w New Vortec Heads  R cam 1 2 ship
400 HP 383 Chevy Stroker Engine Motor w New Vortec Heads R cam 1 2 ship
$3,365.00
Time Remaining: 3d 21h 31m
Buy It Now for only: $3,365.00

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads 1 2 ship
$3,065.00
Time Remaining: 3d 21h 31m
Buy It Now for only: $3,065.00

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: 17d 12h 23m
Buy It Now for only: $649.95

99 to 06 Chevy Silverado GMC Sierra 4L80E 2WD Automatic Transmission 60 engine
99 to 06 Chevy Silverado GMC Sierra 4L80E 2WD Automatic Transmission 60 engine
$749.95
Time Remaining: 19d 18h 20m
Buy It Now for only: $749.95

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