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Chrysler ATK Crate Engines

ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty. Check out our three stages of performance Chrylser Engines: they are separated by level of dress. If you don’t see what you want, we will custom build your engine; just give us a phone call.

Base Engine Mid Dress Engine

High Performance Engine
with Base Level Dress

High Performance Engine
with Mid Level Dress

Complete Engine Short Block

High Performance Engine
with Fuel & Ignition

Short Blocks for
the DIY Customer

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ATK SP61 Chrysler 408CI Magnum Short Block -23.5cc Dished Pistons ATK HP73 Chrysler 360 Magnum Engine 320HP ATK HP24 Jeep 4.6L / 4.7L Street Stroker Base Engine 205HP for 91-98 Jeeps
Our Price (USD): $2,520.00
Our Price (USD): $2,900.00
Our Price (USD): $3,000.00
ATK SP61 Chrysler 408 Magnum Short Block Crate Engine Chrysler 360 Magnum Complete Engine 320HP Jeep 4.7L Street Stroker Base Engine 205HP for 91-97 Jeeps
This short block is designed to be a strong foundation for high horsepower street/ strip engine builds. This engine is perfect for a street cruiser, great street ability, stock idle, and good power. This engine will reuse your stock parts from your tired old 4.0l while providing more power and reliability.
ATK HP25 Jeep 4.6L / 4.7L Street Stroker Base Engine 205HP for 87-90 Jeeps ATK SP57 Chrysler 408CI Magnum Short Block -20.5cc Dish Pistons Forged Crank Kit ATK HP67 Jeep 4.6L / 4.7L Street Stroker Base Engine 205HP for 99-06 Jeeps
Our Price (USD): $3,000.00
Our Price (USD): $3,260.00
Our Price (USD): $3,470.00
Jeep 4.7L Street Stroker Base Engine 205HP for 87-90 Jeeps Chrysler 408 Magnum Short Block Forged Crate Engine Jeep 4.7L Street Stroker Base Engine 205HP for 00-06 Jeeps
This engine will reuse your stock parts from your tired old 4.0l while providing more power and reliability. This short block is designed to be a strong foundation for high horsepower street/ strip engine builds. This engine will reuse your stock parts from your tired old 4.0l while providing more power and reliability.
ATK HP76 Jeep 4.6L / 4.7L Stroker Base Engine 205HP 00-01 Jeep ATK HP73M Chrysler 360 Magnum Mid Dress Engine 320HP ATK SP97 Gen III Hemi 392CI Stroker Short Block Flat Top Pistons
Our Price (USD): $3,570.00
Our Price (USD): $4,100.00
Our Price (USD): $4,500.00
Jeep 4.7L Stroker Base Engine 205HP 00-01 Jeep Chrysler 360 Magnum Complete Engine 320HP ATK SP97 Gen III Hemi 392CI Stroker Short Block Crate Engine
This engine will reuse your stock parts from your tired old 4.0l while providing more power and reliability. This engine fits the 2000-2001 Jeep Cherokee only. This engine is perfect for a street cruiser, great street ability, stock idle, and good power. This short block is designed to be a strong foundation for high horsepower street/ strip engine builds. Custom builds availible for boosted and nitrous applications.
ATK HP103 Gen III 2003-2008 5.7L Hemi 400HP+ ATK SP97-B Gen III Hemi 392CI Stroker Short Block Boost/Nitrous Flat Top Pistons ATK HP73C Chrysler 360 Magnum Complete Engine 290HP
Our Price (USD): $4,600.00
Our Price (USD): $4,700.00
Our Price (USD): $4,940.00
ATK HP103 Gen III Hemi 5.7L 400HP Crate Engine ATK SP97 Gen III Hemi 392CI Stroker Short Block Crate Engine Chrysler 360 Magnum Complete Engine 290HP
This engine is a great Performance upgrade for those looking to get a little more power from there vehicle or can be used to retrofit into a muscle car application! This short block is designed to be a strong foundation for high horsepower street/ strip engine builds. Custom builds availible for boosted and nitrous applications. This engine is perfect for a street cruiser, great street ability, stock idle, and good power.
ATK HP73C-EFI Chrysler 360 Magnum Complete Engine 290HP ATK HP46-Mag Chrysler 408 Base Engine 465HP ATK HP46M-MAG Chrysler 408 Magnum Mid Dress Engine 465HP
Our Price (USD): $5,350.00
Our Price (USD): $6,420.00
Our Price (USD): $7,560.00
Chrysler 360 Magnum Complete Engine 290HP Chrysler 408 Base Engine 465HP Chrysler 408 Mid Dress Engine 465HP
This engine is perfect for a street cruiser, great street ability, stock idle, and good power. This Magnum based 408CI Stroker is a great way to upgrade your old Mopar equipped vehicle. It will have a lopey idle and great low/mid range power perfect for a muscle car or truck.

Engine Vacuum:
10-11" @ 800RPM
12-13" @ 1000RPM
16" @ 1500RPM
18" @ 2500RPM
This Magnum based 408CI Stroker is a great way to upgrade your old Mopar equipped vehicle. It will have a lopey idle and great low/mid range power, perfect for a muscle car or truck.

Engine Vacuum:
10-11" @ 800RPM
12-13" @ 1000RPM
16" @ 1500RPM
18" @ 2500RPM
ATK HP47 Chrysler 440 Base Engine 520HP ATK HP46C-MAG Chrysler 408 Magnum Complete Engine 465HP ATK HP47M Chrysler 440 Mid Dress Engine 520HP
Our Price (USD): $7,799.00
Our Price (USD): $8,160.00
Our Price (USD): $8,999.00
Chrysler 440 Base Engine 520HP Chrysler 408 Complete Engine 465HP Chrysler 440 Mid Dress Engine 520HP
This engine will have a lopey idle, power accessories may not work, and expect big power. This Magnum based 408CI Stroker is a great way to upgrade your old Mopar equipped vehicle. It will have a lopey idle and great low/mid rang power perfect for a muscle car or truck.



This engine will have a lopey idle, power accessories may not work, and expect big power.
ATK HP47C Chrysler 440 Complete Engine 520HP NON DISCOUNTABLE
Our Price (USD): $9,999.00
Chrysler 440 Complete Engine 520HP
This engine will have a lopey idle, power accessories may not work, and expect big power.