Shop SBC 421 vs 383

Sponsored
About our ads
$7,549.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Base Dressed - Fuel Injected
American Powertrain
$7,549.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Base Dressed - Fuel Injected
American Powertrain
$7,049.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,049.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Blueprint Engines Calibrated ECU
American Powertrain
$7,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Blueprint Engines Calibrated ECU
American Powertrain
$5,749.00
GM Small Block Compatible 383 C.I. Engine - 432 Horsepower - Power Adder - Short Block Plus
American Powertrain
$5,749.00
GM Small Block Compatible 383 C.I. Engine - 432 Horsepower - Power Adder - Short Block Plus
American Powertrain
$5,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Long Block
American Powertrain
$5,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Long Block
American Powertrain
$7,949.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,949.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$8,999.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,999.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$5,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Short Block Plus
American Powertrain
$5,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Short Block Plus
American Powertrain
$5,099.00
Blueprint Engines Short Block Plus GM 383 Small-Block Crate Engine 436 HP 1961
CJ Pony Parts
Free shipping
$5,099.00
Blueprint Engines Short Block Plus GM 383 Small-Block Crate Engine 436 HP 1961
CJ Pony Parts
$5,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block 436 HP 1983
CJ Pony Parts
Free shipping
$5,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block 436 HP 1983
CJ Pony Parts
$8,099.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP
CJ Pony Parts
Free shipping
$8,099.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP
CJ Pony Parts
$7,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP 1989
CJ Pony Parts
6
Free shipping
$7,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP 1989
CJ Pony Parts
$10,049.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP W/ Black Pulley Kit 1984
CJ Pony Parts
1
Free shipping
$10,049.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP W/ Black Pulley Kit 1984
CJ Pony Parts
$9,756.99
BLUEPRINT ENGINES SBC Crate Engine - 383 Base With Aluminum Heads, BPEBP38318CT1
Zoro.com
$9,756.99
BLUEPRINT ENGINES SBC Crate Engine - 383 Base With Aluminum Heads, BPEBP38318CT1
Zoro.com
$6,849.00
Blueprint GM 383 Crate Engine Carbureted Base Dressed 410 HP 1964
CJ Pony Parts
Free shipping
$6,849.00
Blueprint GM 383 Crate Engine Carbureted Base Dressed 410 HP 1964
CJ Pony Parts
$7,907.32
SBC 383 Base Crate Engine | BP38318CT1 | Engine Block | Aluminum Heads | Fits W/ | 0012923002641
eBay
$7,907.32
SBC 383 Base Crate Engine | BP38318CT1 | Engine Block | Aluminum Heads | Fits W/ | 0012923002641
eBay
$10,999.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed Low-Profile 436 HP W/ Polished Pulley Kit 1968
CJ Pony Parts
Free shipping
$10,999.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed Low-Profile 436 HP W/ Polished Pulley Kit 1968
CJ Pony Parts
$7,949.00
Blueprint GM 383 Crate Engine Carbureted Deluxe Dressed 436 HP 1983
CJ Pony Parts
Free shipping
$7,949.00
Blueprint GM 383 Crate Engine Carbureted Deluxe Dressed 436 HP 1983
CJ Pony Parts
$7,549.00
Blueprint GM 383 Crate Engine Fuel Injected Base Dressed 436 HP 1991
CJ Pony Parts
Free shipping
$7,549.00
Blueprint GM 383 Crate Engine Fuel Injected Base Dressed 436 HP 1991
CJ Pony Parts
$15,283.95
Edelbrock 46213 Signature Series Small Block Chevy 383 Crate Engine 460Hp 1981
CJ Pony Parts
Free shipping
$15,283.95
Edelbrock 46213 Signature Series Small Block Chevy 383 Crate Engine 460Hp 1981
CJ Pony Parts
$8,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block Power Adder 445 HP 1981
CJ Pony Parts
Free shipping
$8,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block Power Adder 445 HP 1981
CJ Pony Parts
$8,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP W/ Blk Pulley Kit 1970
CJ Pony Parts
4
Free shipping
$8,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP W/ Blk Pulley Kit 1970
CJ Pony Parts
$6,199.00
NEW 420HP 383Ci Small Block Chevy High Performance Crate Engine Long Block
US eBay
Free shipping
$6,199.00
NEW 420HP 383Ci Small Block Chevy High Performance Crate Engine Long Block
US eBay
$7,399.00
NEW 420HP 383Ci Small Block Chevy High Performance Crate Engine Long Block
US eBay
Free shipping
$7,399.00
NEW 420HP 383Ci Small Block Chevy High Performance Crate Engine Long Block
US eBay
$8,495.00
383 525HP SBC STROKER HILLBORN FUEL INJECTED CUSTOM SHOW AND GO ENGINE
eBay.com
$8,495.00
383 525HP SBC STROKER HILLBORN FUEL INJECTED CUSTOM SHOW AND GO ENGINE
eBay.com
$8,795.00
Sbc 383 2.0 Tk Afr, Comp Howards Comp Chevy Turn Key Sbc 383 Stroker S
eBay.com
$8,795.00
Sbc 383 2.0 Tk Afr, Comp Howards Comp Chevy Turn Key Sbc 383 Stroker S
eBay.com
sbc 421 build?
sbc 421 build?
Dec 14, 2019
yellowbullet.com
383 vs 406 Chevy
383 vs 406 Chevy
Feb 5, 2016
yellowbullet.com
421 street build advice
421 street build advice
Dec 5, 2021
chevelles.com
383 stroker with stock vortec heads
0:17
383 stroker with stock vortec heads
367.8K viewsFeb 20, 2020
YouTubeSSP ENGINES
The Ultimate Small Block Stroker Engine Build -- Part 1
6:58
The Ultimate Small Block Stroker Engine Build -- Part 1
480K viewsSep 6, 2013
YouTubeThe Horsepower Monster
Get 500 lb-ft of Torque from a Small-Block Chevy in Six Easy Steps
Get 500 lb-ft of Torque from a Small-Block Chevy in Six Easy Steps
Oct 13, 2020
motortrend.comHOT ROD Staff
383 sbc 294hr-10 cam idle
1:24
383 sbc 294hr-10 cam idle
14.9K viewsAug 25, 2015
YouTubeCompetitors Edge
383 SBC On The Dyno! Making Pulls and Testing! Octane? Timing? Sp…
8.6K views7 months ago
YouTubeAutomotive Adventures With Austin
Testing out a pair of ProCharger Blowers on our BluePrint 383 sma…
1 month ago
hotrod.com
3:53
1966 CHEVY II 383 SBC WEIAND 671 BLOWER BILL MADERO
64.2K viewsJan 5, 2017
YouTubePrestige Motorsports Inc.
12:02
The Shocking Truth behind Pontiac Banned 421 Super Duty Engine!
332.8K views7 months ago
YouTubeRare Car Storys
21:37
Blown 383 Stroker Has Trouble on the Dyno, What Happened? - Engi…
1.7M viewsMar 28, 2020
YouTubePOWERNATION
14:33
HOW TO: SBC POWER COMBOS
217.6K viewsJun 16, 2020
YouTubeRichard Holdener
1:06
421 SBC Stroker Build
11.1K viewsAug 15, 2019
YouTuberacedaymechanic
0:23
Cutlass Burnout SBC 421 stroker
244K viewsJul 12, 2009
YouTubemistermuscle455
13:31
383 SBC-WHAT WORKS? NITROUS, SUPERCHARGER, E85
77.6K viewsMar 27, 2020
YouTubeRichard Holdener
2:04
Chevrolet Performance SP383 Crate Engine
43K viewsJun 9, 2016
YouTubeKarl Kustoms
1:05
Radical Cammed 383 Stroker Camaro
66.4K viewsDec 5, 2017
YouTubeSergeant Zoomie
11:40
RLD Performance 406 SBC 554HP/517T
23.3K viewsDec 21, 2018
YouTubeRLDPerformance
13:58
HOW TO: SBC POWER COMBOS (400 HP-1,000 HP)
96.2K viewsSep 30, 2020
YouTubeRichard Holdener
1:38
Red Camaro 383 Stroker Idling
214.1K viewsSep 21, 2012
YouTubeKellie Bork
2:13
Supercharged Chevy 383 By Proformance Unlimited
104.7K viewsMar 28, 2011
YouTubecrateengines
8:44
SMALL BLOCK CHEVY GETS LIT 🔥 [825HP]
26.9K viewsMay 1, 2019
YouTubeGallStar TV
13:15
JUNKYARD SBC HEAD TEST-VORTEC FTW!
399.1K viewsJul 14, 2020
YouTubeRichard Holdener
3:27
383 SBC Stroker 450HP Engine Package
259.1K viewsOct 26, 2016
YouTubecrateengines
0:44
2019 Camaro ZL1 (6SPD) vs 383 Stroker Cutlass
252.8K viewsJul 15, 2019
YouTubeITSSTOCK09
0:26
Comp Cams XE-274 In SBC 383 Stroker
238K viewsSep 16, 2020
YouTubeJames Laraine
28:10
Building a 350 Small Block Chevy Start to Finish - Part 1
348.6K viewsMar 4, 2021
YouTubeZHP Garage
5:32
SBC Heads: Blueprint H8002K vs. GM Bowtie Vortec
31.3K viewsSep 2, 2020
YouTubeTacoJoe
12:28
Big Block vs Small Block Chevy Comparison
657.2K viewsAug 30, 2020
YouTubeAuto Guild
See more videos
Static thumbnail place holder

Shop SBC 421 vs 383

Sponsored
About our ads
$7,549.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Base Dressed - Fuel Injected
American Powertrain
$7,549.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Base Dressed - Fuel Injected
American Powertrain
$7,049.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,049.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Blueprint Engines Calibrated ECU
American Powertrain
$7,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Blueprint Engines Calibrated ECU
American Powertrain
$5,749.00
GM Small Block Compatible 383 C.I. Engine - 432 Horsepower - Power Adder - Short Block Plus
American Powertrain
$5,749.00
GM Small Block Compatible 383 C.I. Engine - 432 Horsepower - Power Adder - Short Block Plus
American Powertrain
$5,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Long Block
American Powertrain
$5,999.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Long Block
American Powertrain
$7,949.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$7,949.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Carbureted
American Powertrain
$8,999.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,999.00
GM Small Block Compatible 383 C.I. Low Profile Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$8,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Deluxe Dressed - Fuel Injected
American Powertrain
$5,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Short Block Plus
American Powertrain
$5,099.00
GM Small Block Compatible 383 C.I. Engine - 436 Horsepower - Short Block Plus
American Powertrain
$5,099.00
Blueprint Engines Short Block Plus GM 383 Small-Block Crate Engine 436 HP 1961
CJ Pony Parts
Free shipping
$5,099.00
Blueprint Engines Short Block Plus GM 383 Small-Block Crate Engine 436 HP 1961
CJ Pony Parts
$5,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block 436 HP 1983
CJ Pony Parts
Free shipping
$5,999.00
Blueprint Engines GM 383 Small-Block Crate Engine Long Block 436 HP 1983
CJ Pony Parts
$8,099.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP
CJ Pony Parts
Free shipping
$8,099.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP
CJ Pony Parts
$7,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP 1989
CJ Pony Parts
6
Free shipping
$7,049.00
Blueprint Engines GM 383 Small-Block Crate Engine Carb Deluxe Dressed 436 HP 1989
CJ Pony Parts
$10,049.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP W/ Black Pulley Kit 1984
CJ Pony Parts
1
Free shipping
$10,049.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed 436 HP W/ Black Pulley Kit 1984
CJ Pony Parts
$9,756.99
BLUEPRINT ENGINES SBC Crate Engine - 383 Base With Aluminum Heads, BPEBP38318CT1
Zoro.com
$9,756.99
BLUEPRINT ENGINES SBC Crate Engine - 383 Base With Aluminum Heads, BPEBP38318CT1
Zoro.com
$6,849.00
Blueprint GM 383 Crate Engine Carbureted Base Dressed 410 HP 1964
CJ Pony Parts
Free shipping
$6,849.00
Blueprint GM 383 Crate Engine Carbureted Base Dressed 410 HP 1964
CJ Pony Parts
$7,907.32
SBC 383 Base Crate Engine | BP38318CT1 | Engine Block | Aluminum Heads | Fits W/ | 0012923002641
eBay
$7,907.32
SBC 383 Base Crate Engine | BP38318CT1 | Engine Block | Aluminum Heads | Fits W/ | 0012923002641
eBay
$10,999.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed Low-Profile 436 HP W/ Polished Pulley Kit 1968
CJ Pony Parts
Free shipping
$10,999.00
Blueprint Engines GM 383 Small-Block Crate Engine F.I. Deluxe Dressed Low-Profile 436 HP W/ Polished Pulley Kit 1968
CJ Pony Parts