
High Performance Short Block Chrysler Gen III HEMI 392ci
This short block is designed to be a strong foundation for high horsepower street/strip engine builds.
Block Information:
- 2003-2008 Seasoned OE HEMI with ARM main studs
- Bore/Stroke: 3.927" x 4.050"
- Displacement: 392ci
- Camshaft Bearings: Dura-Bond, installed and clocked to OEM position
- Freeze Plugs: Brass, installed and sealed
- Oil Galley Plugs: Installed and sealed
Rotating Assembly:
- Crankshaft: Scat 4340 forged
- Balance: Internally
- Rods: Scat 4340 forged H beam 6.125" with ARP 8740 bolts
- Compression Ratio: 81cc= 9.8:1 / 85cc= 9.4:1 / 89cc= 9.1:1
- Pistons: Forged flat top -2cc
- Rings: Plasmamoly
Recommended Components:
- Balancer: Internal balance
- Flexplate/Flywheel: Internal balance
- Head Gasket: .045" thickness or per application
- Oil: 5W/20 Non syntheitc for first 3000 miles
- Oil Filter: Wix or K&N per application
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
In 2007 ATK launched a High Performance Division with one of the finest engine shops in the country. By reverse engineering all of their engines, they are able to eliminate any OEM deficiencies. This makes an ATK built crate engine have a superior design over the original engine by incorporating better components when needed. ATK short blocks will start any build with a solid foundation. Chrysler short blocks are generally packaged as the engine block assembled with pistons, piston rings, and crankshaft installed.
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