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 small block chevy engine 406 SBC
400 small block chevy engine 406 SBC
$1,000.00
Time Remaining: 13h 40m

Small Block Chevy Engine Cylinder Flex Hone 350 383 400
Small Block Chevy Engine Cylinder Flex Hone 350 383 400
$37.99
Time Remaining: 28d 4h 49m
Buy It Now for only: $37.99

SBC CHROME STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
SBC CHROME STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
$9.95
Time Remaining: 1d 9h 30m
Buy It Now for only: $9.95

GM NOS Dipstick Tube Small Block Chevy Motor 283 307 305 327 350 400 Engine
GM NOS Dipstick Tube Small Block Chevy Motor 283 307 305 327 350 400 Engine
$20.00
Time Remaining: 23h 37m
Buy It Now for only: $27.00

400 Chevy Small Block Engine SBC Std Bore WILL SHIP
400 Chevy Small Block Engine SBC Std Bore WILL SHIP
$400.00
Time Remaining: 5d 15h 4m
Buy It Now for only: $400.00

99 06 Chevy Silverado Sierra Rebuilt LQ10 60 LS 400HP Complete Engine LSx Reman
99 06 Chevy Silverado Sierra Rebuilt LQ10 60 LS 400HP Complete Engine LSx Reman
$3,695.95
Time Remaining: 2d 4h 45m

SMALL BLOCK CHEVY 283 305 350 400 TRUCK VAN V8 STAINLESS STEEL EXHAUST HEADER
SMALL BLOCK CHEVY 283 305 350 400 TRUCK VAN V8 STAINLESS STEEL EXHAUST HEADER
$109.99
Time Remaining: 12d 12h 19m
Buy It Now for only: $109.99

1979 Chevy 400 engine and transmission only 32k miles on it runs great
1979 Chevy 400 engine and transmission only 32k miles on it runs great
$899.00
Time Remaining: 2d 10h 4m

Stage 2 SBC 400 406 Cubic Inch Small Block Chevy Engine
Stage 2 SBC 400 406 Cubic Inch Small Block Chevy Engine
$3,410.99
Time Remaining: 19d 5h 14m
Buy It Now for only: $3,410.99

SBC CHROME STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
SBC CHROME STEEL ENGINE OIL DIPSTICK 283 327 350 383 400 TUBE DIP STICK SB CHEVY
$4.99
Time Remaining: 2d 15h 14m

SBC 400 406 Cubic Inch Small Block Chevy Engine Stage 1
SBC 400 406 Cubic Inch Small Block Chevy Engine Stage 1
$2,799.99
Time Remaining: 6d 6h 24m
Buy It Now for only: $2,799.99

stainless intake bolt set timing cover SBC 350 400 Chevy arp engine blue bbc
stainless intake bolt set timing cover SBC 350 400 Chevy arp engine blue bbc
$19.99
Time Remaining: 3d 57m

Engine Oil Priming Tool bb  sb Chevy 283 400 sbc bbc 396 454 Small  Big Block
Engine Oil Priming Tool bb sb Chevy 283 400 sbc bbc 396 454 Small Big Block
$24.99
Time Remaining: 28d 9h 56m
Buy It Now for only: $24.99

NOS Engine Block Heater 1977 78 Chevy 454 Truck 350 400 Impala Corvette Camaro
NOS Engine Block Heater 1977 78 Chevy 454 Truck 350 400 Impala Corvette Camaro
$18.99 (2 Bids)
Time Remaining: 3d 14h 57m

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: 12d 14h 12m
Buy It Now for only: $9.94

99 06 Chevy Silverado Sierra Rebuilt 60 LS 400HP Complete Engine LSx Reman
99 06 Chevy Silverado Sierra Rebuilt 60 LS 400HP Complete Engine LSx Reman
$4,190.95
Time Remaining: 6h 59m

EDELBROCK VICTOR JR INTAKE MANIFOLD S B CHEVY  2975 283 327 350 400 ENGINE Z 28
EDELBROCK VICTOR JR INTAKE MANIFOLD S B CHEVY 2975 283 327 350 400 ENGINE Z 28
$175.00
Time Remaining: 29d 9h 20m
Buy It Now for only: $175.00

FOR CHEVY SMALL BLOCK 265 400 T BUCKET ROADSTER EXHAUST MANIFOLD HEADER+GASKETS
FOR CHEVY SMALL BLOCK 265 400 T BUCKET ROADSTER EXHAUST MANIFOLD HEADER+GASKETS
$231.38
Time Remaining: 11h 7m

SBC Chevy Chrome Engine Oil Dipstick Tube 55 79 283 327 350 400 Small Block
SBC Chevy Chrome Engine Oil Dipstick Tube 55 79 283 327 350 400 Small Block
$19.99
Time Remaining: 12d 10h 4m
Buy It Now for only: $19.99

FOR 70 81 CHEVY PONTIAC SMALL BLOCK 260 400 EXHAUST MANIFOLD STREET STOCK HEADER
FOR 70 81 CHEVY PONTIAC SMALL BLOCK 260 400 EXHAUST MANIFOLD STREET STOCK HEADER
$218.38
Time Remaining: 11h 9m

Flowtech 11502FLT Chevy S10 015 Blazer Jimmy 283 400 Engine Swap Headers
Flowtech 11502FLT Chevy S10 015 Blazer Jimmy 283 400 Engine Swap Headers
$164.99
Time Remaining: 25d 12h 4m
Buy It Now for only: $164.99

FOR 35 48 CHEVY SMALL BLOCK V8 EXHAUST MANIFOLD STREET ROD FAT FENDERWELL HEADER
FOR 35 48 CHEVY SMALL BLOCK V8 EXHAUST MANIFOLD STREET ROD FAT FENDERWELL HEADER
$218.38
Time Remaining: 11h 9m

OIL PUMP PRIMER TOOL GM Chevy V6 V8 350 327 383 400 43L Small Big block Engine
OIL PUMP PRIMER TOOL GM Chevy V6 V8 350 327 383 400 43L Small Big block Engine
$9.99
Time Remaining: 12d 9h 56m
Buy It Now for only: $9.99

FOR 35 48 CHEVY SMALL BLOCK 265 400 V8 EXHAUST MANIFOLD FAT FENDERED WELL HEADER
FOR 35 48 CHEVY SMALL BLOCK 265 400 V8 EXHAUST MANIFOLD FAT FENDERED WELL HEADER
$217.38
Time Remaining: 14h 49m

1955 79 SBC Small Block Chevy 283 400 Chrome Steel Engine Oil Dipstick
1955 79 SBC Small Block Chevy 283 400 Chrome Steel Engine Oil Dipstick
$8.95
Time Remaining: 3d 1h 26m
Buy It Now for only: $8.95

FOR CHEVY SMALL BLOCK ENGINE V8 262 283 302 305 307 327 350 400 STAINLESS HEADER
FOR CHEVY SMALL BLOCK ENGINE V8 262 283 302 305 307 327 350 400 STAINLESS HEADER
$96.38
Time Remaining: 14h 53m

Spectre Performance Chrome Valve Covers 5258 Chevy SBC 283 305 350 400
Spectre Performance Chrome Valve Covers 5258 Chevy SBC 283 305 350 400
$15.95
Time Remaining: 27d 3h 21m
Buy It Now for only: $15.95

FOR 35 48 CHEVY SMALL BLOCK V8 STAINLESS EXHAUST MANIFOLD FAT FENDER WELL HEADER
FOR 35 48 CHEVY SMALL BLOCK V8 STAINLESS EXHAUST MANIFOLD FAT FENDER WELL HEADER
$217.38
Time Remaining: 14h 56m

CHEVY SSR LS2 400HP GUNMETAL ENGINE BILLET OIL CAP
CHEVY SSR LS2 400HP GUNMETAL ENGINE BILLET OIL CAP
$15.95
Time Remaining: 19h 16m
Buy It Now for only: $15.95

FOR CHEVY SMALL BLOCK 265 400 V8 T BUCKET ROADSTER EXHAUST MANIFOLD HEADER+BOLTS
FOR CHEVY SMALL BLOCK 265 400 V8 T BUCKET ROADSTER EXHAUST MANIFOLD HEADER+BOLTS
$230.38
Time Remaining: 14h 56m

Chevy 454 LS7 Engine 400 Miles 4 Bolt Steel Crank Forged Pistons Sq Port Heads
Chevy 454 LS7 Engine 400 Miles 4 Bolt Steel Crank Forged Pistons Sq Port Heads
$4,800.00
Time Remaining: 23d 6h 30m
Buy It Now for only: $4,800.00

FOR 70 81 CHEVY BUICK SMALL BLOCK 260 400 EXHAUST STREET STOCK MANIFOLD HEADER
FOR 70 81 CHEVY BUICK SMALL BLOCK 260 400 EXHAUST STREET STOCK MANIFOLD HEADER
$215.38
Time Remaining: 14h 58m

rochester 4bbl quadrajet 17059216 1979 chevrolet chevy gmc trk 400 engine
rochester 4bbl quadrajet 17059216 1979 chevrolet chevy gmc trk 400 engine
$189.00
Time Remaining: 7d 14h 32m
Buy It Now for only: $189.00

FOR 55 57 DEL RAY CORVETTE SMALL BLOCK V8 3 4 LENGTH EXHAUST MANIFOLD HEADER
FOR 55 57 DEL RAY CORVETTE SMALL BLOCK V8 3 4 LENGTH EXHAUST MANIFOLD HEADER
$151.38
Time Remaining: 15h 31m

Clevite77 Cam Bearing Set sbc 305 307 327 350 sb400 Chevy GM GMC V8 SH1349S
Clevite77 Cam Bearing Set sbc 305 307 327 350 sb400 Chevy GM GMC V8 SH1349S
$46.56
Time Remaining: 20d 9h 2m
Buy It Now for only: $46.56

FOR 70 81 CUTLASS SMALL BLOCK 260 400 V8 EXHAUST MANIFOLD STREET STOCK HEADER
FOR 70 81 CUTLASS SMALL BLOCK 260 400 V8 EXHAUST MANIFOLD STREET STOCK HEADER
$215.38
Time Remaining: 16h 27m

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