ATK Engines High Performance Short Block Chrysler Gen III HEMI 392ci
059-SP97-B
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HEMI Gen III
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 2000 bolts
- Compression Ratio: 81cc= 9.8:1 / 85cc= 9.4:1 / 89cc= 9.1:1
- Pistons: Forged flat top -2cc
- Rings: Plasmamoly with steel top ring gapped for boost/nitrous
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
Notes:
ATK's Boost/Nitrous short blocks are meant for engines running these setups. Bearing clearances and ring gaps have been taken into consideration for this series of short blocks.
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.
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Specifications:
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.