Item #
22603
BRAND: ATK Engines
ATK Chrysler 408 Stroker Engine 465HP Base HP46-MAG
HP46-MAG ATK Chrysler 408 Stroker Base Engine 465HP
HP46-MAG ATK Chrysler 408 Stroker Base Engine 465HP
HP46-MAG ATK Chrysler 408 Stroker Base Engine 465HP
100% Satisfaction Guarantee Since 1978
We stand behind our solutions and customers.
- • Lifetime Tech Support
Product Overview:
Description
Turn up the muscle in your car with this ATK HP46-MAG Chrysler 408 Stroker Engine 465HP Base. Delivering a lopey idle along with improved low and mid-range power, you got yourself a street beast. This crate engine is a great foundation for building your own high-performance ride with existing components.
Engine Specifications:
- Horsepower: 465
- Torque: 535 lbs./ft.
- Block: Seasoned OE Magnum Block
- Bore/Stroke: 4.040 x 4.000
- Displacement: 408 C.I.D.
- Crankshaft: Scat Nodular Iron 4.000" Stroke Internally Balanced
- Connecting Rods: Scat 4340 Forged I Beam 6.123" ARP 8740 Bolts
- Pistons: Forged
- Piston Rings: Moly Rings
- Compression Ratio: 10.1:1 Compression
- Camshaft: OE Hyd. Roller
- Camshaft Specifications: 229/233 @050 .520in/.515ex 110LSA
- Camshaft Bearings: Installed & Clocked to OEM Position
- Cylinder Heads: Edelbrock Performer RPM 58cc/176cc 2.02/1.60
- Freeze Plugs: Brass Installed & Sealed
- Rocker Arms: Billet Aluminum 1.6 Full Roller
- Oil Galley Plugs: Installed & Sealed
- Oil Pan: OE 5qt. Center Sump
- Weight: 350
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.
Warranty
Specifications
• Oil: 10W30
• Oil Filter: Wix or K&N Recommended Per Your Application
• Fuel Delivery: Quick Fuel Carburetor 780cfm #HR-780-VS
• Intake Manifold: Edelbrock Air Gap #7577
• Spark Plugs: Autolite #3923
• Spark Plug Gap: .035"
• Harmonic Balancer/Damper: Professional Products Internally Balanced Weight must be removed #80012
• Flex Plate / Flywheel: Stock Internally Balanced (Not Included)
• Timing: 34-36 Degrees Total
• Water Pump: Standard Volume
• Firing Order: 1 8 4 3 6 5 7 2
• Exhuast: 1 3/4 Headers
• Fuel Pump: Holley 110GPH Mechanical #12-360-11
• Fuel: 91+ Octane
• Ignition: Pro Billet
• Automatic Transmission Stall Converter: 2500+
Shipping & Handling
In the Box
Contents
Guides & Accessories
Accessories
• Balancer: Internal balance
• Carburetor: Quick Fuel 780cfm vacuum secondary electric choke #793-HR-780-VS
• Distributor: MSD Pro Billet 121-8388 (iron gear)
• Flexplate: Magnum internal balance
• Fuel Pump: Holley Mechanical 110gph #510-12-360-11
• Intake Manifold: Edelbrock Performer RPM Air Gap dual plane #350-7577
• Spark Plugs: Autotile #417-3923
• Spark Plug Wires: 8mm
• Water Pump: OE early pump
Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work for their application. Some modifications to the vehicle may be required using these and or other aftermarket parts.
Reviews
Questions & Answers
will this fit in my 2000 dodge Durango?
We apologize for the confusion and inconvenience. We would have to advise you to speak directly to the manufacturer as these items drop ship. They can be reached by calling 866-721-2315.
Date published: 2021-08-12
Will this engine fit in my 2011 Jeep Wrangler Unlimited Sahara 4x4?
Unfortunately we do not have cross reference information to accurately determine this engine swap. You can contact ATK Performance @ 1-866-721-2315 for detail on your application.
Date published: 2021-06-07
Will this fit in my 73 Challenger with auto and air ?
Yes the ATK/Eastwood 408ci Chrysler Stroker engine(226023) will fit the 1973 model. Some engine bay modifications may be necessary such as brackets, electrical and fuel hookups. You can contact ATK Performance @1-866-721-2315 for additional details.
Date published: 2021-04-24
ATK Chrysler 408 Stroker Engine 465HP Base HP46-MAG
$10,361.00
In Stock