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.

350 chevy engine with turbo 400 transmission
350 chevy engine with turbo 400 transmission
$1,200.00
Time Remaining: 22h 41m

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
$2,500.00
Time Remaining: 2d 22h 58m
Buy It Now for only: $2,500.00

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: 21d 12h 24m
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: 6d 8h 52m
Buy It Now for only: $2,865.00

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: 7d 11h 37m
Buy It Now for only: $4,100.00

400 HP 383 Chevy Stroker Engine Motor with new Vortec Heads  Roller Rockers
400 HP 383 Chevy Stroker Engine Motor with new Vortec Heads Roller Rockers
$3,065.00
Time Remaining: 2d 12h 17m
Buy It Now for only: $3,065.00

CHEVY 400 70 78 REMANUFACTURED ENGINE
CHEVY 400 70 78 REMANUFACTURED ENGINE
$2,429.00
Time Remaining: 13d 12h 41m
Buy It Now for only: $2,429.00

CHEVY 350 HI PERFORMANCE FORGED ROLLER ENGINE TURN KEY 400+HP CR EHRO 32
CHEVY 350 HI PERFORMANCE FORGED ROLLER ENGINE TURN KEY 400+HP CR EHRO 32
$5,495.00
Time Remaining: 15d 8h 45m
Buy It Now for only: $5,495.00

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: 21h 10m
Buy It Now for only: $4,690.00

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: 13d 22h 23m
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: 18d 15h 18m
Buy It Now for only: $5,650.00

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: 24d 22h 44m
Buy It Now for only: $4,495.00

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: 27d 4h 24m
Buy It Now for only: $79.99

Small Block Chevy Engine Cylinder Flex Hone 350 383 400
Small Block Chevy Engine Cylinder Flex Hone 350 383 400
$37.99
Time Remaining: 29d 2h 31m
Buy It Now for only: $37.99

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
$2,500.00
Time Remaining: 4d 14h 14m
Buy It Now for only: $2,500.00

sbc 400 406 engine street strip drag race small block chevy camaro chevelle
sbc 400 406 engine street strip drag race small block chevy camaro chevelle
$3,500.00
Time Remaining: 19d 15h 25m
Buy It Now for only: $3,500.00

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: 7d 8h 57m
Buy It Now for only: $6,999.00

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
$749.95
Time Remaining: 25d 7h 13m
Buy It Now for only: $749.95

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: 2d 22h 58m
Buy It Now for only: $3,515.00

GM ROCHESTER 17058266 QUADRAJET CARBURETOR 1977 79 PONTIACCHEVY 400 ENGINE
GM ROCHESTER 17058266 QUADRAJET CARBURETOR 1977 79 PONTIACCHEVY 400 ENGINE
$24.00
Time Remaining: 1d 20h 18m

400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
400 HP 383 Chevy Stroker Engine Motor with GM High Flow Heads
$2,500.00
Time Remaining: 6d 12h 12m
Buy It Now for only: $2,500.00

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: 6d 21h 1m
Buy It Now for only: $2,865.00

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: 8d 20h 44m
Buy It Now for only: $6,490.00

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: 7d 8h 56m
Buy It Now for only: $5,999.00

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: 16d 14h 32m
Buy It Now for only: $807.51

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 19h 5m
Buy It Now for only: $2,865.00

Chevy Bible Chevrolet Engine Power NHRA Drag Racing Jenkins 396 400 427 454 Rat
Chevy Bible Chevrolet Engine Power NHRA Drag Racing Jenkins 396 400 427 454 Rat
$12.99
Time Remaining: 29d 17h 2m
Buy It Now for only: $12.99

2008 Chevy Silverado GMC Sierra 4L60 2WD Automatic Transmission 43 Engine
2008 Chevy Silverado GMC Sierra 4L60 2WD Automatic Transmission 43 Engine
$649.95
Time Remaining: 11d 9h 13m
Buy It Now for only: $649.95

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
$6,000.00
Time Remaining: 24d 23h 6m
Buy It Now for only: $6,000.00

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: 28d 13h 20m
Buy It Now for only: $599.95

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: 5d 12h 16m
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
$3,065.00
Time Remaining: 6d 8h 52m
Buy It Now for only: $3,065.00

08 to 09 Chevy Express GMC Savana 4L80 2WD Automatic Transmission 60 engine
08 to 09 Chevy Express GMC Savana 4L80 2WD Automatic Transmission 60 engine
$849.95
Time Remaining: 15d 9h 30m
Buy It Now for only: $849.95

400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads  R cam
400 HP 383 Chevy Stroker Engine Motor New Cast Iron High Flow Heads R cam
$3,665.00
Time Remaining: 6d 12h 13m
Buy It Now for only: $3,665.00

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: 5d 16h 3m
Buy It Now for only: $2,865.00

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
$3,365.00
Time Remaining: 6d 12h 13m
Buy It Now for only: $3,365.00

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