ATK HP113C Chrysler 360 Magnum Complete Engine 350HP



Lead Time: Estimated: 4 - 6 weeks


This will also add the following products to your cart:

  • $370 Core charge - $370.00


The ATK #HP113 incorporates Engine Quests upgraded casting with the following benefits:

Thicker deck for greater strength
Improved design resists cracking
Superior port finish for increased flow
Water flow redesigned for greater thermal conductivity
Hardened exhaust seats
CNC machined guides and seats


Engine Specifications:
• HP: 350
• TQ: 430
• Block: OE Magnum roller block 1993-2001
• Bore/Stroke: 4.040” x 3.580”
• Displacement: 360CI
• Crankshaft: OE Cast
• Rods: OE 6.123”
• Pistons: Hypereutectic 9.3:1 compression
• Rings: Moly
• Camshaft: Hyd. roller
• Cam Specs: 207/217 @50 .496/.496 112LSA
• Timing Chain: Double roller
• Cylinder Heads: New upgraded Engine Quest cast iron 62cc/172cc 1.78/1.50
• Rocker Arms: Steel 1.6 Pedestal Rockers
• Oil Pan: OE front sump 5qt
• Oil Pump: Melling STD volume
• Flexplate/Flywheel: Internally balanced – Pioneer #FRA-478 (requires Ext. balanced converter)
• Balancer: Externally balanced
• Intake Manifold: Edelbrock performer RPM air gap dual plane #7577
• Distributor: Pro billet RTR (Iron Gear)
• Water Pump: OE early pump
• Carburetor: Quick Fuel 680CFM vacuum secondary’s electric choke #HR-680
• Fuel Pump: Holley mechanical 110GPH #12-360-11
• Spark Plugs: Autolite #3923
• Spark Plug Wires: 8mm
Engine Info:
• Oil: Conventional / Non synthetic 10W30
• Oil Filter: Wix or K&N
• Timing: 34-36 Degrees
• Spark Plug Gap: .035”
• Firing Order: 18436572
• Octane: 91+
• Stall Converter: Stock
• Exhaust: 1 5/8 Headers

Notes: If using a Neutral Balance Converter, you need to use B&M Flex Plate #10242 (externally balanced).

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 in their application. Some modifications to the vehicle may be required using these and or other aftermarket parts. . ATK reserves the right to substitute parts used in engines if necessary.


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